/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_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:14:59,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:14:59,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:14:59,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:14:59,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:14:59,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:14:59,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:14:59,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:14:59,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:14:59,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:14:59,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:14:59,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:14:59,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:14:59,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:14:59,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:14:59,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:14:59,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:14:59,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:14:59,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:14:59,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:14:59,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:14:59,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:14:59,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:14:59,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:14:59,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:14:59,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:14:59,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:14:59,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:14:59,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:14:59,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:14:59,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:14:59,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:14:59,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:14:59,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:14:59,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:14:59,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:14:59,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:14:59,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:14:59,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:14:59,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:14:59,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:14:59,250 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 21:14:59,267 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:14:59,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:14:59,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:14:59,269 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:14:59,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:14:59,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:14:59,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:14:59,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:14:59,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:14:59,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:14:59,271 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:14:59,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:14:59,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:14:59,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:14:59,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:14:59,273 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:14:59,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:14:59,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:14:59,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:14:59,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:14:59,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:14:59,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:14:59,274 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 21:14:59,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:14:59,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:14:59,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:14:59,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:14:59,706 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:14:59,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2020-09-04 21:14:59,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96de05f86/3bfec4049b96465db0a3cf0feab18820/FLAGfb91e80ad [2020-09-04 21:15:00,422 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:15:00,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2020-09-04 21:15:00,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96de05f86/3bfec4049b96465db0a3cf0feab18820/FLAGfb91e80ad [2020-09-04 21:15:00,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96de05f86/3bfec4049b96465db0a3cf0feab18820 [2020-09-04 21:15:00,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:15:00,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:15:00,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:15:00,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:15:00,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:15:00,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:15:00" (1/1) ... [2020-09-04 21:15:00,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e5903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:00, skipping insertion in model container [2020-09-04 21:15:00,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:15:00" (1/1) ... [2020-09-04 21:15:00,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:15:00,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:15:01,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:15:01,309 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:15:01,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:15:01,420 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:15:01,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01 WrapperNode [2020-09-04 21:15:01,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:15:01,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:15:01,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:15:01,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:15:01,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (1/1) ... [2020-09-04 21:15:01,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:15:01,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:15:01,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:15:01,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:15:01,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (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 21:15:01,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:15:01,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:15:01,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:15:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:15:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:15:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:15:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:15:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:15:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:15:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:15:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:15:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:15:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:15:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:15:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 21:15:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 21:15:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:15:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:15:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:15:01,612 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:15:01,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:15:01,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:15:01,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:15:01,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:15:01,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 21:15:01,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:15:01,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:15:01,617 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:15:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:15:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:15:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:15:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:15:01,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:15:01,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:15:01,618 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:15:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 21:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 21:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:15:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:15:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:15:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:15:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:15:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:15:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:15:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:15:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:15:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:15:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:15:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:15:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:15:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:15:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:15:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:15:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:15:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:15:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:15:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:15:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:15:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:15:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:15:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:15:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:15:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:15:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:15:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:15:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:15:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:15:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:15:02,808 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:15:02,812 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:15:02,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:15:02 BoogieIcfgContainer [2020-09-04 21:15:02,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:15:02,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:15:02,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:15:02,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:15:02,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:15:00" (1/3) ... [2020-09-04 21:15:02,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f1ea233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:15:02, skipping insertion in model container [2020-09-04 21:15:02,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:15:01" (2/3) ... [2020-09-04 21:15:02,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f1ea233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:15:02, skipping insertion in model container [2020-09-04 21:15:02,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:15:02" (3/3) ... [2020-09-04 21:15:02,837 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product50.cil.c [2020-09-04 21:15:02,848 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:15:02,863 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:15:02,886 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:15:02,917 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:15:02,918 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:15:02,918 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:15:02,918 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:15:02,918 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:15:02,918 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:15:02,919 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:15:02,919 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:15:02,953 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states. [2020-09-04 21:15:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:15:02,994 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:02,996 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 21:15:02,996 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:03,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:03,008 INFO L82 PathProgramCache]: Analyzing trace with hash -68792430, now seen corresponding path program 1 times [2020-09-04 21:15:03,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:03,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [709675636] [2020-09-04 21:15:03,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,828 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:03,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:15:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:15:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:15:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:04,008 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 21:15:04,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [709675636] [2020-09-04 21:15:04,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:04,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:15:04,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474386213] [2020-09-04 21:15:04,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:15:04,019 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:04,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:15:04,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:15:04,040 INFO L87 Difference]: Start difference. First operand 329 states. Second operand 4 states. [2020-09-04 21:15:05,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:05,367 INFO L93 Difference]: Finished difference Result 517 states and 605 transitions. [2020-09-04 21:15:05,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:15:05,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:15:05,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:05,401 INFO L225 Difference]: With dead ends: 517 [2020-09-04 21:15:05,401 INFO L226 Difference]: Without dead ends: 324 [2020-09-04 21:15:05,408 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 21:15:05,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-09-04 21:15:05,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 278. [2020-09-04 21:15:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-09-04 21:15:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 302 transitions. [2020-09-04 21:15:05,573 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 302 transitions. Word has length 160 [2020-09-04 21:15:05,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:05,576 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 302 transitions. [2020-09-04 21:15:05,576 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:15:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 302 transitions. [2020-09-04 21:15:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:15:05,587 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:05,588 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 21:15:05,588 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:15:05,589 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:05,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:05,589 INFO L82 PathProgramCache]: Analyzing trace with hash -891035704, now seen corresponding path program 1 times [2020-09-04 21:15:05,589 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:05,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1688075994] [2020-09-04 21:15:05,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,115 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:06,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:15:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:06,242 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 21:15:06,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1688075994] [2020-09-04 21:15:06,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:06,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:15:06,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412014230] [2020-09-04 21:15:06,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:15:06,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:06,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:15:06,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:15:06,249 INFO L87 Difference]: Start difference. First operand 278 states and 302 transitions. Second operand 5 states. [2020-09-04 21:15:06,918 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:07,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:07,998 INFO L93 Difference]: Finished difference Result 442 states and 497 transitions. [2020-09-04 21:15:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:15:07,999 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:15:08,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:08,003 INFO L225 Difference]: With dead ends: 442 [2020-09-04 21:15:08,003 INFO L226 Difference]: Without dead ends: 313 [2020-09-04 21:15:08,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:15:08,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2020-09-04 21:15:08,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 268. [2020-09-04 21:15:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 21:15:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 289 transitions. [2020-09-04 21:15:08,080 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 289 transitions. Word has length 161 [2020-09-04 21:15:08,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:08,081 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 289 transitions. [2020-09-04 21:15:08,081 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:15:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 289 transitions. [2020-09-04 21:15:08,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 21:15:08,084 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:08,084 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] [2020-09-04 21:15:08,085 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:15:08,085 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:08,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:08,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1936155524, now seen corresponding path program 1 times [2020-09-04 21:15:08,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:08,086 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741051291] [2020-09-04 21:15:08,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,518 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:08,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 21:15:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 21:15:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:08,726 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 21:15:08,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [741051291] [2020-09-04 21:15:08,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:08,728 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:15:08,728 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091591705] [2020-09-04 21:15:08,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:15:08,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:08,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:15:08,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:15:08,729 INFO L87 Difference]: Start difference. First operand 268 states and 289 transitions. Second operand 11 states. [2020-09-04 21:15:09,274 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:09,718 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:10,044 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:10,361 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:10,678 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:10,993 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:12,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:12,975 INFO L93 Difference]: Finished difference Result 489 states and 562 transitions. [2020-09-04 21:15:12,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-04 21:15:12,976 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 21:15:12,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:12,980 INFO L225 Difference]: With dead ends: 489 [2020-09-04 21:15:12,980 INFO L226 Difference]: Without dead ends: 336 [2020-09-04 21:15:12,982 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:15:12,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2020-09-04 21:15:13,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 268. [2020-09-04 21:15:13,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 21:15:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 288 transitions. [2020-09-04 21:15:13,053 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 288 transitions. Word has length 174 [2020-09-04 21:15:13,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:13,054 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 288 transitions. [2020-09-04 21:15:13,054 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:15:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 288 transitions. [2020-09-04 21:15:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-09-04 21:15:13,057 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:13,057 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] [2020-09-04 21:15:13,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:15:13,058 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:13,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:13,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1172327951, now seen corresponding path program 1 times [2020-09-04 21:15:13,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:13,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [452214095] [2020-09-04 21:15:13,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,454 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:13,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-09-04 21:15:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-09-04 21:15:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:13,693 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 21:15:13,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [452214095] [2020-09-04 21:15:13,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:13,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 21:15:13,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088430043] [2020-09-04 21:15:13,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 21:15:13,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:13,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 21:15:13,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 21:15:13,696 INFO L87 Difference]: Start difference. First operand 268 states and 288 transitions. Second operand 8 states. [2020-09-04 21:15:14,263 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:16,327 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:17,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:17,011 INFO L93 Difference]: Finished difference Result 678 states and 807 transitions. [2020-09-04 21:15:17,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 21:15:17,011 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2020-09-04 21:15:17,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:17,018 INFO L225 Difference]: With dead ends: 678 [2020-09-04 21:15:17,018 INFO L226 Difference]: Without dead ends: 525 [2020-09-04 21:15:17,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=157, Invalid=443, Unknown=0, NotChecked=0, Total=600 [2020-09-04 21:15:17,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-09-04 21:15:17,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 387. [2020-09-04 21:15:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2020-09-04 21:15:17,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 419 transitions. [2020-09-04 21:15:17,139 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 419 transitions. Word has length 187 [2020-09-04 21:15:17,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:17,140 INFO L479 AbstractCegarLoop]: Abstraction has 387 states and 419 transitions. [2020-09-04 21:15:17,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 21:15:17,140 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 419 transitions. [2020-09-04 21:15:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-09-04 21:15:17,143 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:17,143 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] [2020-09-04 21:15:17,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:15:17,144 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:17,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:17,144 INFO L82 PathProgramCache]: Analyzing trace with hash -1397715062, now seen corresponding path program 1 times [2020-09-04 21:15:17,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:17,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2011432982] [2020-09-04 21:15:17,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,596 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:17,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-09-04 21:15:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-09-04 21:15:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:17,908 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 21:15:17,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2011432982] [2020-09-04 21:15:17,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:17,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:15:17,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142497997] [2020-09-04 21:15:17,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:15:17,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:17,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:15:17,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:15:17,912 INFO L87 Difference]: Start difference. First operand 387 states and 419 transitions. Second operand 11 states. [2020-09-04 21:15:18,604 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:19,544 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:19,888 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:20,884 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:21,255 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:21,632 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:22,377 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:22,688 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:22,990 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:23,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:23,956 INFO L93 Difference]: Finished difference Result 796 states and 934 transitions. [2020-09-04 21:15:23,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-04 21:15:23,958 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 211 [2020-09-04 21:15:23,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:23,962 INFO L225 Difference]: With dead ends: 796 [2020-09-04 21:15:23,962 INFO L226 Difference]: Without dead ends: 524 [2020-09-04 21:15:23,964 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=261, Invalid=669, Unknown=0, NotChecked=0, Total=930 [2020-09-04 21:15:23,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-09-04 21:15:24,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 386. [2020-09-04 21:15:24,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-09-04 21:15:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 416 transitions. [2020-09-04 21:15:24,102 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 416 transitions. Word has length 211 [2020-09-04 21:15:24,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:24,103 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 416 transitions. [2020-09-04 21:15:24,103 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:15:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 416 transitions. [2020-09-04 21:15:24,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:15:24,106 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:24,106 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] [2020-09-04 21:15:24,107 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:15:24,107 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:24,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:24,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1577086917, now seen corresponding path program 1 times [2020-09-04 21:15:24,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:24,108 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1221505545] [2020-09-04 21:15:24,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,439 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:24,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:15:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:15:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:24,703 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 21:15:24,704 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1221505545] [2020-09-04 21:15:24,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:24,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:15:24,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106568647] [2020-09-04 21:15:24,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:15:24,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:24,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:15:24,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:15:24,708 INFO L87 Difference]: Start difference. First operand 386 states and 416 transitions. Second operand 11 states. [2020-09-04 21:15:26,198 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:26,514 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:26,843 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:27,157 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:27,466 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:27,766 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:29,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:29,054 INFO L93 Difference]: Finished difference Result 797 states and 930 transitions. [2020-09-04 21:15:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:15:29,054 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 212 [2020-09-04 21:15:29,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:29,058 INFO L225 Difference]: With dead ends: 797 [2020-09-04 21:15:29,058 INFO L226 Difference]: Without dead ends: 526 [2020-09-04 21:15:29,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:15:29,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2020-09-04 21:15:29,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 394. [2020-09-04 21:15:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2020-09-04 21:15:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 424 transitions. [2020-09-04 21:15:29,180 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 424 transitions. Word has length 212 [2020-09-04 21:15:29,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:29,180 INFO L479 AbstractCegarLoop]: Abstraction has 394 states and 424 transitions. [2020-09-04 21:15:29,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:15:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 424 transitions. [2020-09-04 21:15:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:15:29,184 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:29,184 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] [2020-09-04 21:15:29,184 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:15:29,184 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:29,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:29,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1702291301, now seen corresponding path program 1 times [2020-09-04 21:15:29,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:29,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [312934433] [2020-09-04 21:15:29,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,506 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:29,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:15:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:15:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:29,744 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 21:15:29,745 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [312934433] [2020-09-04 21:15:29,745 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:29,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:15:29,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755746889] [2020-09-04 21:15:29,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:15:29,746 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:29,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:15:29,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:15:29,747 INFO L87 Difference]: Start difference. First operand 394 states and 424 transitions. Second operand 14 states. [2020-09-04 21:15:30,421 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:30,754 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:31,069 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:31,380 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:31,673 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:32,738 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:33,039 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:33,395 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:33,729 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:34,029 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:35,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:35,409 INFO L93 Difference]: Finished difference Result 816 states and 961 transitions. [2020-09-04 21:15:35,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:15:35,410 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 212 [2020-09-04 21:15:35,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:35,413 INFO L225 Difference]: With dead ends: 816 [2020-09-04 21:15:35,414 INFO L226 Difference]: Without dead ends: 537 [2020-09-04 21:15:35,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 21:15:35,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2020-09-04 21:15:35,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 400. [2020-09-04 21:15:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-09-04 21:15:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 430 transitions. [2020-09-04 21:15:35,576 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 430 transitions. Word has length 212 [2020-09-04 21:15:35,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:35,576 INFO L479 AbstractCegarLoop]: Abstraction has 400 states and 430 transitions. [2020-09-04 21:15:35,577 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:15:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 430 transitions. [2020-09-04 21:15:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:15:35,580 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:35,580 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] [2020-09-04 21:15:35,580 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:15:35,581 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:35,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:35,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1011797160, now seen corresponding path program 1 times [2020-09-04 21:15:35,581 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:35,584 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1344825435] [2020-09-04 21:15:35,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,979 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:35,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:15:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:15:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:15:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:15:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,229 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 21:15:36,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1344825435] [2020-09-04 21:15:36,229 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:36,230 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 21:15:36,230 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224719265] [2020-09-04 21:15:36,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 21:15:36,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:36,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 21:15:36,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 21:15:36,232 INFO L87 Difference]: Start difference. First operand 400 states and 430 transitions. Second operand 8 states. [2020-09-04 21:15:36,873 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:37,557 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:40,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:40,630 INFO L93 Difference]: Finished difference Result 1147 states and 1384 transitions. [2020-09-04 21:15:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 21:15:40,632 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 212 [2020-09-04 21:15:40,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:40,638 INFO L225 Difference]: With dead ends: 1147 [2020-09-04 21:15:40,638 INFO L226 Difference]: Without dead ends: 862 [2020-09-04 21:15:40,639 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 44 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=155, Invalid=445, Unknown=0, NotChecked=0, Total=600 [2020-09-04 21:15:40,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2020-09-04 21:15:40,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 655. [2020-09-04 21:15:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 655 states. [2020-09-04 21:15:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 655 states and 722 transitions. [2020-09-04 21:15:40,940 INFO L78 Accepts]: Start accepts. Automaton has 655 states and 722 transitions. Word has length 212 [2020-09-04 21:15:40,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:40,941 INFO L479 AbstractCegarLoop]: Abstraction has 655 states and 722 transitions. [2020-09-04 21:15:40,941 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 21:15:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 722 transitions. [2020-09-04 21:15:40,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 21:15:40,945 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:40,945 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, 1, 1, 1, 1] [2020-09-04 21:15:40,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:15:40,946 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:40,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:40,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1020740109, now seen corresponding path program 1 times [2020-09-04 21:15:40,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:40,947 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699791312] [2020-09-04 21:15:40,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,427 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:41,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:15:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 21:15:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:15:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 21:15:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:41,749 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 21:15:41,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699791312] [2020-09-04 21:15:41,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:15:41,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 21:15:41,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650709257] [2020-09-04 21:15:41,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 21:15:41,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:41,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 21:15:41,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:15:41,752 INFO L87 Difference]: Start difference. First operand 655 states and 722 transitions. Second operand 15 states. [2020-09-04 21:15:42,614 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:15:43,550 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:45,607 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:15:46,224 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:15:46,579 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:46,911 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:47,511 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:15:47,818 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:48,178 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:48,478 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:50,727 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:51,016 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:51,340 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:52,070 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:15:53,888 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:15:54,481 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:15:55,108 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:15:55,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:55,882 INFO L93 Difference]: Finished difference Result 2038 states and 2451 transitions. [2020-09-04 21:15:55,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-04 21:15:55,883 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 217 [2020-09-04 21:15:55,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:55,891 INFO L225 Difference]: With dead ends: 2038 [2020-09-04 21:15:55,891 INFO L226 Difference]: Without dead ends: 1605 [2020-09-04 21:15:55,895 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1179 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=798, Invalid=3108, Unknown=0, NotChecked=0, Total=3906 [2020-09-04 21:15:55,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2020-09-04 21:15:56,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1164. [2020-09-04 21:15:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1164 states. [2020-09-04 21:15:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1164 states and 1274 transitions. [2020-09-04 21:15:56,289 INFO L78 Accepts]: Start accepts. Automaton has 1164 states and 1274 transitions. Word has length 217 [2020-09-04 21:15:56,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:56,289 INFO L479 AbstractCegarLoop]: Abstraction has 1164 states and 1274 transitions. [2020-09-04 21:15:56,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 21:15:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1274 transitions. [2020-09-04 21:15:56,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2020-09-04 21:15:56,292 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:56,293 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, 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 21:15:56,293 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:15:56,293 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:56,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:56,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1916780018, now seen corresponding path program 1 times [2020-09-04 21:15:56,294 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:56,294 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [870185896] [2020-09-04 21:15:56,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,709 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:56,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:15:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:15:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:15:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:15:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:56,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:15:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 21:15:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-04 21:15:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-09-04 21:15:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-09-04 21:15:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-04 21:15:57,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [870185896] [2020-09-04 21:15:57,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:15:57,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:15:57,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587771187] [2020-09-04 21:15:57,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:15:57,244 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:57,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:15:57,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:15:57,245 INFO L87 Difference]: Start difference. First operand 1164 states and 1274 transitions. Second operand 19 states. [2020-09-04 21:15:58,226 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:58,555 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:58,883 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:59,202 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:59,505 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:00,652 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:01,012 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:01,379 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:01,915 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:16:02,330 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:16:03,331 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:03,941 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:04,348 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:16:06,122 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:16:06,754 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:16:07,109 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:07,723 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:16:08,179 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:09,151 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:09,818 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:10,200 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:16:10,944 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:16:11,634 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:16:13,065 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:16:13,403 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:14,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:14,644 INFO L93 Difference]: Finished difference Result 2825 states and 3281 transitions. [2020-09-04 21:16:14,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2020-09-04 21:16:14,645 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 308 [2020-09-04 21:16:14,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:14,656 INFO L225 Difference]: With dead ends: 2825 [2020-09-04 21:16:14,656 INFO L226 Difference]: Without dead ends: 1878 [2020-09-04 21:16:14,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1971 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=1205, Invalid=5601, Unknown=0, NotChecked=0, Total=6806 [2020-09-04 21:16:14,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2020-09-04 21:16:15,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1395. [2020-09-04 21:16:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1395 states. [2020-09-04 21:16:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1533 transitions. [2020-09-04 21:16:15,250 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1533 transitions. Word has length 308 [2020-09-04 21:16:15,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:15,251 INFO L479 AbstractCegarLoop]: Abstraction has 1395 states and 1533 transitions. [2020-09-04 21:16:15,251 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:16:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1533 transitions. [2020-09-04 21:16:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2020-09-04 21:16:15,273 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:15,274 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:16:15,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:16:15,274 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:15,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:15,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1126624649, now seen corresponding path program 1 times [2020-09-04 21:16:15,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:15,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029139301] [2020-09-04 21:16:15,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,704 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:16:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:16:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:15,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:16:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-04 21:16:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-09-04 21:16:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2020-09-04 21:16:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2020-09-04 21:16:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:16:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 21:16:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 21:16:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2020-09-04 21:16:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:16,386 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 125 proven. 38 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2020-09-04 21:16:16,387 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029139301] [2020-09-04 21:16:16,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:16,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:16:16,388 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669545197] [2020-09-04 21:16:16,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:16:16,389 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:16,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:16:16,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:16:16,389 INFO L87 Difference]: Start difference. First operand 1395 states and 1533 transitions. Second operand 17 states. [2020-09-04 21:16:18,505 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:18,828 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:19,163 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:19,492 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:19,797 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:20,102 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:22,460 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:22,802 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:24,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:24,404 INFO L93 Difference]: Finished difference Result 4086 states and 4850 transitions. [2020-09-04 21:16:24,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-09-04 21:16:24,408 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 487 [2020-09-04 21:16:24,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:24,425 INFO L225 Difference]: With dead ends: 4086 [2020-09-04 21:16:24,425 INFO L226 Difference]: Without dead ends: 2611 [2020-09-04 21:16:24,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 114 SyntacticMatches, 4 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=505, Invalid=1751, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 21:16:24,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2611 states. [2020-09-04 21:16:25,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2611 to 1793. [2020-09-04 21:16:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1793 states. [2020-09-04 21:16:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1793 states and 2003 transitions. [2020-09-04 21:16:25,063 INFO L78 Accepts]: Start accepts. Automaton has 1793 states and 2003 transitions. Word has length 487 [2020-09-04 21:16:25,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:25,064 INFO L479 AbstractCegarLoop]: Abstraction has 1793 states and 2003 transitions. [2020-09-04 21:16:25,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:16:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2003 transitions. [2020-09-04 21:16:25,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2020-09-04 21:16:25,072 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:25,072 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:16:25,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:16:25,073 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:25,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:25,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1712408574, now seen corresponding path program 1 times [2020-09-04 21:16:25,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:25,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1429918376] [2020-09-04 21:16:25,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,522 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:25,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:16:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:16:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:16:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-09-04 21:16:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 21:16:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 21:16:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2020-09-04 21:16:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2020-09-04 21:16:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-09-04 21:16:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:25,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-04 21:16:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 133 proven. 39 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2020-09-04 21:16:26,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1429918376] [2020-09-04 21:16:26,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:26,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:16:26,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989646121] [2020-09-04 21:16:26,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:16:26,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:26,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:16:26,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:16:26,054 INFO L87 Difference]: Start difference. First operand 1793 states and 2003 transitions. Second operand 19 states. [2020-09-04 21:16:26,687 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:27,124 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:27,455 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:27,783 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:28,178 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:16:28,485 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:29,575 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:29,899 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:30,982 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:31,531 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:31,903 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:32,300 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:33,300 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:33,617 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:34,742 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:35,085 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:35,399 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:16:36,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:36,835 INFO L93 Difference]: Finished difference Result 3776 states and 4430 transitions. [2020-09-04 21:16:36,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 21:16:36,836 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 493 [2020-09-04 21:16:36,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:36,848 INFO L225 Difference]: With dead ends: 3776 [2020-09-04 21:16:36,848 INFO L226 Difference]: Without dead ends: 2236 [2020-09-04 21:16:36,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 841 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=645, Invalid=2661, Unknown=0, NotChecked=0, Total=3306 [2020-09-04 21:16:36,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2236 states. [2020-09-04 21:16:37,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2236 to 1721. [2020-09-04 21:16:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1721 states. [2020-09-04 21:16:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1721 states and 1904 transitions. [2020-09-04 21:16:37,592 INFO L78 Accepts]: Start accepts. Automaton has 1721 states and 1904 transitions. Word has length 493 [2020-09-04 21:16:37,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:37,592 INFO L479 AbstractCegarLoop]: Abstraction has 1721 states and 1904 transitions. [2020-09-04 21:16:37,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:16:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 1904 transitions. [2020-09-04 21:16:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2020-09-04 21:16:37,599 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:37,600 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, 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 21:16:37,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:16:37,600 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:37,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:37,600 INFO L82 PathProgramCache]: Analyzing trace with hash 921007922, now seen corresponding path program 1 times [2020-09-04 21:16:37,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:37,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1693785884] [2020-09-04 21:16:37,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:37,969 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:37,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:16:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:16:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:16:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:16:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:16:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 21:16:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2020-09-04 21:16:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2020-09-04 21:16:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2020-09-04 21:16:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2020-09-04 21:16:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 107 proven. 2 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2020-09-04 21:16:38,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1693785884] [2020-09-04 21:16:38,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:38,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 21:16:38,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376578619] [2020-09-04 21:16:38,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:16:38,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:38,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:16:38,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:16:38,514 INFO L87 Difference]: Start difference. First operand 1721 states and 1904 transitions. Second operand 13 states. [2020-09-04 21:16:41,212 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:41,518 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:41,824 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:16:42,145 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:42,465 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:42,767 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:44,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:44,919 INFO L93 Difference]: Finished difference Result 3678 states and 4274 transitions. [2020-09-04 21:16:44,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 21:16:44,920 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 494 [2020-09-04 21:16:44,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:44,936 INFO L225 Difference]: With dead ends: 3678 [2020-09-04 21:16:44,937 INFO L226 Difference]: Without dead ends: 2210 [2020-09-04 21:16:44,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=217, Invalid=539, Unknown=0, NotChecked=0, Total=756 [2020-09-04 21:16:44,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2210 states. [2020-09-04 21:16:46,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2210 to 1745. [2020-09-04 21:16:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2020-09-04 21:16:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 1928 transitions. [2020-09-04 21:16:46,414 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 1928 transitions. Word has length 494 [2020-09-04 21:16:46,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:46,418 INFO L479 AbstractCegarLoop]: Abstraction has 1745 states and 1928 transitions. [2020-09-04 21:16:46,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:16:46,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 1928 transitions. [2020-09-04 21:16:46,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2020-09-04 21:16:46,430 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:46,430 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, 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 21:16:46,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:16:46,431 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:46,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:46,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1635813486, now seen corresponding path program 1 times [2020-09-04 21:16:46,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:46,432 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1762556945] [2020-09-04 21:16:46,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,185 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:47,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:16:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:16:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:16:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:16:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:16:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 21:16:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2020-09-04 21:16:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2020-09-04 21:16:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2020-09-04 21:16:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:47,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2020-09-04 21:16:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:48,025 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 143 proven. 42 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2020-09-04 21:16:48,025 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1762556945] [2020-09-04 21:16:48,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:48,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:16:48,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064082094] [2020-09-04 21:16:48,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:16:48,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:48,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:16:48,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:16:48,027 INFO L87 Difference]: Start difference. First operand 1745 states and 1928 transitions. Second operand 19 states. [2020-09-04 21:16:48,700 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:49,769 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:51,690 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:52,120 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:52,753 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:16:53,078 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:53,700 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:54,026 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:54,625 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:16:57,349 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:57,674 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:58,089 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:58,410 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:58,720 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:01,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:17:01,047 INFO L93 Difference]: Finished difference Result 4057 states and 4838 transitions. [2020-09-04 21:17:01,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:17:01,047 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 494 [2020-09-04 21:17:01,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:17:01,062 INFO L225 Difference]: With dead ends: 4057 [2020-09-04 21:17:01,062 INFO L226 Difference]: Without dead ends: 3030 [2020-09-04 21:17:01,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 122 SyntacticMatches, 6 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1164 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=730, Invalid=3302, Unknown=0, NotChecked=0, Total=4032 [2020-09-04 21:17:01,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2020-09-04 21:17:02,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 2210. [2020-09-04 21:17:02,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2210 states. [2020-09-04 21:17:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 2210 states and 2430 transitions. [2020-09-04 21:17:02,098 INFO L78 Accepts]: Start accepts. Automaton has 2210 states and 2430 transitions. Word has length 494 [2020-09-04 21:17:02,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:17:02,099 INFO L479 AbstractCegarLoop]: Abstraction has 2210 states and 2430 transitions. [2020-09-04 21:17:02,099 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:17:02,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2430 transitions. [2020-09-04 21:17:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2020-09-04 21:17:02,106 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:17:02,106 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, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 21:17:02,106 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:17:02,106 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:17:02,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:17:02,107 INFO L82 PathProgramCache]: Analyzing trace with hash 706036825, now seen corresponding path program 1 times [2020-09-04 21:17:02,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:17:02,107 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [47328316] [2020-09-04 21:17:02,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:17:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,501 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:17:02,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:17:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:17:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:17:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:17:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:17:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:17:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:17:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:17:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:17:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:17:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:17:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:17:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:17:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:17:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:17:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:02,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:17:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2020-09-04 21:17:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2020-09-04 21:17:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 21:17:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2020-09-04 21:17:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:02,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2020-09-04 21:17:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 138 proven. 66 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2020-09-04 21:17:03,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [47328316] [2020-09-04 21:17:03,308 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:17:03,308 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:17:03,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34947098] [2020-09-04 21:17:03,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:17:03,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:17:03,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:17:03,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:17:03,311 INFO L87 Difference]: Start difference. First operand 2210 states and 2430 transitions. Second operand 17 states. [2020-09-04 21:17:04,000 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:05,920 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:06,962 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:07,314 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:07,948 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:17:08,280 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:08,905 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:17:09,234 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:09,828 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:17:10,455 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:17:11,116 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:17:11,723 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:17:12,094 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:14,712 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:15,056 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:16,072 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:17,318 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:17,685 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:18,333 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:17:18,648 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:17:19,292 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:17:19,693 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:17:20,288 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:17:20,645 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:21,017 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:17:21,358 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:26,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:17:26,221 INFO L93 Difference]: Finished difference Result 5599 states and 6579 transitions. [2020-09-04 21:17:26,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2020-09-04 21:17:26,222 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 504 [2020-09-04 21:17:26,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:17:26,243 INFO L225 Difference]: With dead ends: 5599 [2020-09-04 21:17:26,243 INFO L226 Difference]: Without dead ends: 4084 [2020-09-04 21:17:26,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 132 SyntacticMatches, 9 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2602 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=1329, Invalid=6503, Unknown=0, NotChecked=0, Total=7832 [2020-09-04 21:17:26,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4084 states. [2020-09-04 21:17:27,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4084 to 3000. [2020-09-04 21:17:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3000 states. [2020-09-04 21:17:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 3000 states and 3288 transitions. [2020-09-04 21:17:27,607 INFO L78 Accepts]: Start accepts. Automaton has 3000 states and 3288 transitions. Word has length 504 [2020-09-04 21:17:27,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:17:27,607 INFO L479 AbstractCegarLoop]: Abstraction has 3000 states and 3288 transitions. [2020-09-04 21:17:27,608 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:17:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 3288 transitions. [2020-09-04 21:17:27,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2020-09-04 21:17:27,617 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:17:27,617 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:27,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:17:27,618 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:17:27,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:17:27,618 INFO L82 PathProgramCache]: Analyzing trace with hash 880385412, now seen corresponding path program 1 times [2020-09-04 21:17:27,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:17:27,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2053068138] [2020-09-04 21:17:27,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:17:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,040 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:17:28,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:17:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:17:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:17:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:17:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:17:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:17:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:17:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:17:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:17:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:17:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:17:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:17:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:17:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:17:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2020-09-04 21:17:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-09-04 21:17:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:17:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:17:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2020-09-04 21:17:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:17:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2020-09-04 21:17:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 21:17:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 21:17:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 21:17:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2020-09-04 21:17:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2020-09-04 21:17:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 236 proven. 2 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2020-09-04 21:17:28,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2053068138] [2020-09-04 21:17:28,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:17:28,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 21:17:28,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404189440] [2020-09-04 21:17:28,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:17:28,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:17:28,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:17:28,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:17:28,672 INFO L87 Difference]: Start difference. First operand 3000 states and 3288 transitions. Second operand 13 states. [2020-09-04 21:17:29,273 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:30,088 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:31,041 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:17:33,391 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:17:36,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:17:36,956 INFO L93 Difference]: Finished difference Result 7247 states and 8375 transitions. [2020-09-04 21:17:36,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 21:17:36,957 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 615 [2020-09-04 21:17:36,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:17:36,979 INFO L225 Difference]: With dead ends: 7247 [2020-09-04 21:17:36,979 INFO L226 Difference]: Without dead ends: 4103 [2020-09-04 21:17:36,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 144 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=555, Invalid=1995, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 21:17:36,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4103 states. [2020-09-04 21:17:38,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4103 to 3146. [2020-09-04 21:17:38,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3146 states. [2020-09-04 21:17:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 3146 states and 3400 transitions. [2020-09-04 21:17:38,090 INFO L78 Accepts]: Start accepts. Automaton has 3146 states and 3400 transitions. Word has length 615 [2020-09-04 21:17:38,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:17:38,091 INFO L479 AbstractCegarLoop]: Abstraction has 3146 states and 3400 transitions. [2020-09-04 21:17:38,091 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:17:38,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3400 transitions. [2020-09-04 21:17:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2020-09-04 21:17:38,099 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:17:38,100 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:38,100 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:17:38,100 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:17:38,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:17:38,100 INFO L82 PathProgramCache]: Analyzing trace with hash 2029740151, now seen corresponding path program 1 times [2020-09-04 21:17:38,101 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:17:38,101 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277997512] [2020-09-04 21:17:38,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:17:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,520 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:17:38,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:17:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:17:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:17:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:17:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:17:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:17:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:17:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:17:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:17:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:17:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:17:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:17:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:17:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:17:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:17:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:17:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:38,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:17:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:17:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:17:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 21:17:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2020-09-04 21:17:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2020-09-04 21:17:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:17:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:17:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:17:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2020-09-04 21:17:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2020-09-04 21:17:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-09-04 21:17:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:17:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2020-09-04 21:17:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:17:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:17:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:17:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2020-09-04 21:17:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2020-09-04 21:17:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:17:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 224 proven. 73 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2020-09-04 21:17:39,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277997512] [2020-09-04 21:17:39,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:17:39,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-09-04 21:17:39,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211774009] [2020-09-04 21:17:39,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-09-04 21:17:39,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:17:39,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-09-04 21:17:39,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:17:39,565 INFO L87 Difference]: Start difference. First operand 3146 states and 3400 transitions. Second operand 24 states. [2020-09-04 21:17:40,245 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:17:42,773 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 21:17:44,043 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:44,427 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:45,111 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:45,759 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:17:46,426 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:17:47,075 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 21:17:47,705 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:17:48,369 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:17:49,102 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:17:49,796 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:17:50,385 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 21:17:52,335 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 21:17:53,135 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 21:17:53,811 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:17:55,421 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:56,103 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:56,744 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:17:57,421 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:17:58,113 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:17:58,873 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:17:59,509 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:18:00,796 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:18:01,108 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:01,630 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:02,008 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:02,385 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:02,735 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:03,083 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:03,442 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:03,778 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:04,142 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:04,507 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:04,853 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:05,182 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:18:06,426 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:18:07,040 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:18:07,389 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:08,042 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:18:08,779 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:18:09,445 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:18:09,779 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:18:10,418 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:18:10,760 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:18:11,464 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 21:18:12,073 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:18:12,725 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:18:13,102 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:13,511 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:13,873 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:17,559 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:18,218 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:18:21,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:18:21,624 INFO L93 Difference]: Finished difference Result 8092 states and 9214 transitions. [2020-09-04 21:18:21,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2020-09-04 21:18:21,624 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 611 [2020-09-04 21:18:21,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:18:21,648 INFO L225 Difference]: With dead ends: 8092 [2020-09-04 21:18:21,649 INFO L226 Difference]: Without dead ends: 5321 [2020-09-04 21:18:21,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 166 SyntacticMatches, 5 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6184 ImplicationChecksByTransitivity, 29.5s TimeCoverageRelationStatistics Valid=2815, Invalid=14477, Unknown=0, NotChecked=0, Total=17292 [2020-09-04 21:18:21,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5321 states. [2020-09-04 21:18:22,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5321 to 3334. [2020-09-04 21:18:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3334 states. [2020-09-04 21:18:22,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 3581 transitions. [2020-09-04 21:18:22,979 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 3581 transitions. Word has length 611 [2020-09-04 21:18:22,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:18:22,979 INFO L479 AbstractCegarLoop]: Abstraction has 3334 states and 3581 transitions. [2020-09-04 21:18:22,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-09-04 21:18:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 3581 transitions. [2020-09-04 21:18:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2020-09-04 21:18:22,988 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:18:22,989 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, 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, 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 21:18:22,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:18:22,989 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:18:22,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:18:22,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1554063754, now seen corresponding path program 1 times [2020-09-04 21:18:22,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:18:22,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [475950148] [2020-09-04 21:18:22,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:18:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,438 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:18:23,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:18:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:18:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:18:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:18:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:18:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:18:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:18:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:18:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:18:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:18:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:18:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:18:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:18:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:18:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:18:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:18:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:18:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:18:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 21:18:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:18:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2020-09-04 21:18:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 21:18:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:18:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2020-09-04 21:18:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 21:18:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2020-09-04 21:18:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:18:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:18:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2020-09-04 21:18:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2020-09-04 21:18:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2020-09-04 21:18:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2020-09-04 21:18:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2020-09-04 21:18:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:23,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2020-09-04 21:18:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 296 proven. 24 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2020-09-04 21:18:24,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [475950148] [2020-09-04 21:18:24,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:18:24,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 21:18:24,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111867504] [2020-09-04 21:18:24,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 21:18:24,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:18:24,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 21:18:24,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:18:24,048 INFO L87 Difference]: Start difference. First operand 3334 states and 3581 transitions. Second operand 12 states. [2020-09-04 21:18:24,673 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:27,194 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:29,128 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:18:31,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:18:31,127 INFO L93 Difference]: Finished difference Result 6550 states and 7323 transitions. [2020-09-04 21:18:31,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-04 21:18:31,128 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 717 [2020-09-04 21:18:31,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:18:31,147 INFO L225 Difference]: With dead ends: 6550 [2020-09-04 21:18:31,148 INFO L226 Difference]: Without dead ends: 4111 [2020-09-04 21:18:31,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 171 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=367, Invalid=1355, Unknown=0, NotChecked=0, Total=1722 [2020-09-04 21:18:31,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2020-09-04 21:18:32,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 3296. [2020-09-04 21:18:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3296 states. [2020-09-04 21:18:32,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 3296 states and 3525 transitions. [2020-09-04 21:18:32,489 INFO L78 Accepts]: Start accepts. Automaton has 3296 states and 3525 transitions. Word has length 717 [2020-09-04 21:18:32,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:18:32,490 INFO L479 AbstractCegarLoop]: Abstraction has 3296 states and 3525 transitions. [2020-09-04 21:18:32,490 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 21:18:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3525 transitions. [2020-09-04 21:18:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2020-09-04 21:18:32,497 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:18:32,497 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, 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 21:18:32,497 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:18:32,498 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:18:32,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:18:32,498 INFO L82 PathProgramCache]: Analyzing trace with hash 287179920, now seen corresponding path program 2 times [2020-09-04 21:18:32,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:18:32,498 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [494803445] [2020-09-04 21:18:32,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:18:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:32,976 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:18:32,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:18:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:18:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:18:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:18:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:18:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:18:33,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:18:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:18:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:18:33,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:18:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:18:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:18:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:18:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:18:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:18:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2020-09-04 21:18:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-09-04 21:18:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:18:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:18:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:18:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2020-09-04 21:18:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:18:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:18:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:18:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:18:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2020-09-04 21:18:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2020-09-04 21:18:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 21:18:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:18:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:18:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:18:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 21:18:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2020-09-04 21:18:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2020-09-04 21:18:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:18:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2020-09-04 21:18:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:18:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:18:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:18:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2020-09-04 21:18:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2020-09-04 21:18:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:18:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1291 backedges. 339 proven. 30 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2020-09-04 21:18:33,909 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [494803445] [2020-09-04 21:18:33,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:18:33,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:18:33,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343912924] [2020-09-04 21:18:33,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:18:33,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:18:33,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:18:33,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:18:33,911 INFO L87 Difference]: Start difference. First operand 3296 states and 3525 transitions. Second operand 19 states. [2020-09-04 21:18:34,860 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:18:35,832 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:38,863 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:39,515 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:18:40,133 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-04 21:18:41,466 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:18:41,903 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:42,267 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:42,624 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:42,975 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:43,310 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:44,614 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:18:45,909 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:18:46,620 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 21:18:47,282 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:18:47,965 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:18:48,604 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:18:50,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:18:50,780 INFO L93 Difference]: Finished difference Result 5224 states and 5796 transitions. [2020-09-04 21:18:50,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2020-09-04 21:18:50,781 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 718 [2020-09-04 21:18:50,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:18:50,784 INFO L225 Difference]: With dead ends: 5224 [2020-09-04 21:18:50,784 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:18:50,796 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 182 SyntacticMatches, 5 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2077 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=1255, Invalid=5387, Unknown=0, NotChecked=0, Total=6642 [2020-09-04 21:18:50,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:18:50,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:18:50,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:18:50,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:18:50,797 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 718 [2020-09-04 21:18:50,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:18:50,798 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:18:50,798 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:18:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:18:50,798 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:18:50,798 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 21:18:50,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:18:51,688 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-09-04 21:18:52,037 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:52,218 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:52,395 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:52,582 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:52,924 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:53,290 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:53,933 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:18:54,111 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:54,470 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:54,643 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:18:55,006 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:18:55,183 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:55,355 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:55,715 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:56,033 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:18:56,383 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:56,715 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:57,226 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:18:58,171 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:18:58,503 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:58,680 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:58,857 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:59,212 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:59,569 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:59,882 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:19:16,643 WARN L193 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 908 DAG size of output: 688 [2020-09-04 21:19:16,996 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:33,749 WARN L193 SmtUtils]: Spent 16.75 s on a formula simplification. DAG size of input: 908 DAG size of output: 688 [2020-09-04 21:19:34,757 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:19:36,163 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:36,415 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:36,671 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:36,847 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:19:37,020 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:19:37,278 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:37,473 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:37,670 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:37,976 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:19:38,285 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:19:38,659 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:19:39,039 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:19:39,798 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:19:40,555 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:19:40,931 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:19:41,105 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:19:41,480 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:19:41,654 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:19:42,357 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-09-04 21:19:43,060 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-09-04 21:19:43,823 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:19:44,580 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:19:44,779 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:44,971 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:45,225 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:45,534 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:19:45,787 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:46,096 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:19:46,293 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:46,490 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:46,748 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:47,000 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:19:47,189 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 27 [2020-09-04 21:19:47,379 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 27 [2020-09-04 21:19:47,572 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:47,764 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:19:47,960 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:48,153 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:48,346 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:19:49,019 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:19:49,198 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:49,374 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:49,723 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:50,084 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:50,458 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:50,637 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:50,816 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:50,998 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:51,169 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:51,351 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:51,523 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:51,704 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:51,895 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:52,260 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:52,617 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:52,980 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:19:53,329 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:53,509 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:53,860 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:54,225 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:54,564 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:19:54,745 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:54,921 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:55,276 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:56,409 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:19:57,390 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:19:57,755 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:58,114 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:19:58,472 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:58,845 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:59,205 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:59,552 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:19:59,896 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:00,070 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:00,245 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:00,597 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:00,769 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:01,122 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:01,297 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:01,473 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:01,652 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:01,988 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:02,330 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:02,689 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:03,040 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:04,293 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:20:04,624 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:20:04,987 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:05,166 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:06,422 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 249 DAG size of output: 209 [2020-09-04 21:20:06,773 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:06,944 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:07,116 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:07,469 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:07,803 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:08,162 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:08,861 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2020-09-04 21:20:09,200 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:10,470 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:20:11,259 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:20:11,814 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:20:12,173 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:12,519 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 21:20:12,874 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:13,212 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:14,953 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 21:20:15,124 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:15,454 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:15,793 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:16,130 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:16,319 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:16,654 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:16,831 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:17,186 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:20:17,568 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:17,740 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:20:18,445 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:20:18,617 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:18,971 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:19,528 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:20:19,884 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:20,221 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:20,557 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:20,734 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:21,086 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:21,447 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:21,793 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:21,966 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:22,144 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:23,577 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:20:24,131 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:20:24,670 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:20:24,853 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:25,199 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:20:25,377 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:25,939 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:20:26,490 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:20:26,661 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:20:27,012 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:27,371 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:27,701 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:28,060 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:20:28,426 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:28,781 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:29,326 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:20:30,212 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:20:30,570 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:30,942 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:31,395 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:20:31,735 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:32,083 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:32,427 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:32,786 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:33,151 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:34,143 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:20:36,052 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 245 DAG size of output: 244 [2020-09-04 21:20:36,561 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:20:36,985 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:20:37,357 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:39,161 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 255 DAG size of output: 244 [2020-09-04 21:20:39,541 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:20:39,906 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:40,273 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:40,654 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:20:41,049 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:41,469 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:42,297 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 21:20:42,694 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:44,784 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 247 [2020-09-04 21:20:46,356 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 255 DAG size of output: 251 [2020-09-04 21:20:47,288 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 21:20:47,709 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:48,397 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:20:48,813 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:20:49,209 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:51,722 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 256 DAG size of output: 252 [2020-09-04 21:20:52,088 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:52,475 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:52,873 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:53,265 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:53,500 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:53,893 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:54,266 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:54,969 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:20:55,402 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:20:55,618 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:20:56,696 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:20:56,910 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:57,326 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:20:58,102 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:20:58,519 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:20:58,884 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:59,281 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:59,653 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:00,065 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:21:00,456 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:00,831 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:01,045 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:21:01,419 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:03,572 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 248 DAG size of output: 247 [2020-09-04 21:21:04,260 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 232 [2020-09-04 21:21:05,038 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:21:05,412 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:05,944 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:21:06,317 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:07,078 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:21:08,173 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:21:08,387 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:21:08,799 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:21:09,186 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:09,544 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:10,095 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:21:10,523 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 21:21:10,939 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:21:11,618 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 232 [2020-09-04 21:21:13,038 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 262 DAG size of output: 254 [2020-09-04 21:21:13,426 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:13,828 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:14,440 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 21:21:15,133 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:21:15,540 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:21:15,944 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:21:16,605 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:21:17,293 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:17,985 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:18,682 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:21:19,379 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:21:21,216 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 264 DAG size of output: 227 [2020-09-04 21:21:21,913 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:22,572 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:21:23,134 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:21:23,743 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:24,356 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:24,974 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:21:25,591 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:21:26,710 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-09-04 21:21:27,328 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:27,876 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:21:37,527 WARN L193 SmtUtils]: Spent 9.48 s on a formula simplification. DAG size of input: 762 DAG size of output: 548 [2020-09-04 21:21:37,926 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:21:38,332 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:21:38,724 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:38,935 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:21:39,329 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:39,736 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:21:40,121 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:40,333 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:21:40,541 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:21:40,939 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:21:42,102 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 247 DAG size of output: 236 [2020-09-04 21:21:43,161 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:21:43,571 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:43,980 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:21:44,384 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:21:44,801 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:21:45,204 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:21:45,594 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:21:45,981 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:21:46,185 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:46,391 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:21:46,787 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:21:46,990 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:21:47,385 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:21:47,593 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:47,801 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:21:48,010 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:21:48,387 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:48,772 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:22:01,706 WARN L193 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 681 DAG size of output: 528 [2020-09-04 21:22:11,269 WARN L193 SmtUtils]: Spent 9.55 s on a formula simplification. DAG size of input: 762 DAG size of output: 548 [2020-09-04 21:22:11,708 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:12,072 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:22:12,488 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:22:12,896 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:22:13,269 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:22:13,677 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:22:13,853 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:22:14,029 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:22:14,240 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:22:14,450 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:22:14,667 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:22:15,093 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:22:15,523 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:22:15,941 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:22:16,355 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:22:19,081 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 269 DAG size of output: 259 [2020-09-04 21:22:19,475 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:22:19,898 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:22:20,290 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:22:20,710 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:22:21,362 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 242 [2020-09-04 21:22:21,996 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 243 [2020-09-04 21:22:22,667 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 230 [2020-09-04 21:22:23,296 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 242 [2020-09-04 21:22:23,673 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:22:24,049 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:22:25,753 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 278 DAG size of output: 255 [2020-09-04 21:22:26,313 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:22:26,912 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 238 [2020-09-04 21:22:27,490 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:22:28,087 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:22:28,462 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:22:29,093 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 242 [2020-09-04 21:22:29,569 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:22:30,170 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 238 [2020-09-04 21:22:30,806 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 243 [2020-09-04 21:22:31,177 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:22:31,545 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:22:31,929 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 21:22:32,297 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:22:32,679 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 21:22:33,068 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:22:33,638 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:22:33,814 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:22:34,177 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:22:34,532 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:22:35,038 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:22:35,848 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 200 [2020-09-04 21:22:36,203 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:22:36,514 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:22:37,147 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:22:37,463 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:22:37,792 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:38,122 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:38,459 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:38,792 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:38,962 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:22:39,907 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 21:22:43,165 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:43,496 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:43,825 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:44,216 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:22:44,606 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:22:44,961 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:22:45,316 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:22:45,487 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:22:45,657 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:22:45,987 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:46,317 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:46,702 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:22:47,087 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:22:47,416 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:22:47,744 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:22:48,633 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:22:49,519 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:22:49,693 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:50,306 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:22:50,862 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 197 [2020-09-04 21:22:51,033 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:51,646 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:22:52,202 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 197 [2020-09-04 21:22:52,373 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:52,539 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:52,710 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:52,876 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:53,331 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:22:53,785 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:22:54,126 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:22:54,465 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:22:54,850 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:22:55,233 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:22:55,835 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:22:56,430 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:22:56,967 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:22:57,504 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:22:57,841 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:58,179 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:58,515 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:58,851 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:59,188 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:59,516 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:22:59,864 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:00,210 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:00,950 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:23:01,121 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:01,858 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:23:02,220 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:23:02,391 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:02,753 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:23:03,366 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:23:03,697 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:04,310 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:23:04,642 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:04,993 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:05,164 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:05,514 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:05,857 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:23:06,029 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:06,200 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:06,549 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:06,892 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:23:07,063 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:07,947 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:23:08,851 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:23:09,735 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:23:10,524 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:23:10,867 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:23:11,656 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:23:12,001 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:23:12,832 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:23:13,380 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:23:14,210 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:23:14,758 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:23:15,117 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:15,475 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:16,070 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:23:16,664 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:23:17,319 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:23:17,875 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:23:18,234 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:18,571 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:18,930 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:19,267 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:19,439 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:19,624 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:19,996 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:23:20,177 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:20,356 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:20,714 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:20,895 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:21,076 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:21,254 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:21,431 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:21,799 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:23:21,976 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:22,153 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:22,497 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:22,986 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:23:23,960 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:23:24,446 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:23:24,730 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:23:25,299 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:23:25,776 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:23:26,253 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:23:26,432 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:26,911 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:23:27,882 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 21:23:28,163 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:23:28,341 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:28,888 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:23:30,623 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:23:30,999 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:23:31,398 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:23:31,804 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:23:32,177 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:23:32,382 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:23:32,766 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:23:33,165 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:23:33,553 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:23:33,947 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:23:34,347 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:23:34,739 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:23:35,110 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:23:35,502 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:23:35,886 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:23:36,271 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:23:36,497 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:23:36,896 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:23:37,291 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:23:37,681 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:23:38,057 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:23:38,448 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:23:38,835 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:23:39,206 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:23:39,574 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:23:39,965 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:23:40,362 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:23:40,715 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:41,081 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:23:41,259 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:41,441 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:41,623 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:23:41,968 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:42,342 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:23:42,524 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:42,884 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:23:43,060 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:43,437 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:23:43,818 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:23:44,232 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:23:44,645 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:23:45,033 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:23:45,244 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:23:45,636 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:23:46,051 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:23:46,454 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:23:46,857 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:23:47,263 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:23:47,671 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:23:48,055 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:23:48,462 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:23:48,861 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:23:49,253 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:23:49,465 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:23:49,849 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:23:50,248 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:23:50,646 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:23:51,029 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:23:51,439 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:23:51,833 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:23:52,219 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:23:52,600 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:23:53,004 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:23:53,416 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:24:07,172 WARN L193 SmtUtils]: Spent 13.75 s on a formula simplification. DAG size of input: 878 DAG size of output: 666 [2020-09-04 21:24:20,628 WARN L193 SmtUtils]: Spent 13.44 s on a formula simplification. DAG size of input: 878 DAG size of output: 666 [2020-09-04 21:24:21,040 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:24:21,458 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:24:21,871 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:24:23,315 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2020-09-04 21:24:23,708 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:24:24,153 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:24:24,544 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:24:24,964 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:24:26,268 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:24:26,642 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:24:27,041 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:24:27,449 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:24:27,822 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:24:28,027 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:24:28,412 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:28,812 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:24:29,200 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:24:29,594 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:24:29,993 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:24:30,386 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:24:30,758 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:24:31,150 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:31,534 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:24:31,920 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:24:32,135 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:24:32,512 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:32,903 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:24:33,295 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:24:33,683 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:24:34,075 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:34,462 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:34,835 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:24:35,201 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:24:35,592 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:24:35,989 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:24:36,371 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:24:37,371 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:24:37,756 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:24:38,123 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:24:38,507 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:24:38,903 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:39,261 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:24:39,461 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:24:39,838 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:24:40,223 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:24:40,595 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:24:40,983 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:24:41,375 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:24:41,754 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:24:42,109 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:24:42,486 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:24:42,856 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:24:43,237 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:24:43,438 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:24:43,807 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:24:44,191 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:24:44,574 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:44,942 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:24:45,318 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:24:45,697 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:24:46,057 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:24:46,410 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:24:46,785 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:24:47,167 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:24:47,540 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:24:47,914 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:24:48,319 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:24:48,532 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:24:48,916 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:49,312 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:24:49,711 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:24:50,101 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:24:50,308 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:24:50,684 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:51,076 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:24:51,468 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:24:51,842 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:24:52,237 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:24:53,126 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:53,503 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:24:53,872 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:24:54,867 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:24:55,243 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:24:55,613 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:24:55,965 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:56,349 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:24:56,701 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:57,061 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:57,542 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:24:58,508 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:24:58,988 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:24:59,272 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:24:59,841 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 21:25:00,314 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:25:00,787 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:25:00,965 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:01,439 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:25:02,406 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:25:02,689 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:25:02,867 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:03,416 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:25:03,765 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:03,946 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:04,297 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:04,659 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:05,001 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:05,179 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:05,355 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:05,722 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:25:06,078 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:07,072 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:25:08,053 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:25:08,417 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:08,790 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:25:09,136 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:09,308 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:09,652 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:10,003 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:10,363 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:10,541 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:10,713 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:11,064 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:25:11,415 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:25:11,599 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:11,777 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:11,956 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:12,295 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:12,631 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:12,987 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:13,351 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:25:13,841 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:25:14,814 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:25:15,299 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:25:15,582 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:25:16,151 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:25:16,630 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:25:17,108 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:25:17,286 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:17,764 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-09-04 21:25:18,734 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 21:25:19,015 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:25:19,192 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:19,739 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:25:20,101 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:20,770 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:25:20,949 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:21,126 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:21,475 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:21,814 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:22,172 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:22,527 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:22,899 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:25:23,255 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:24,268 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:25:24,445 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:24,621 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:24,802 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:25,164 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:25:25,500 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:25,673 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:25,854 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:25:26,027 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:26,208 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:25:26,388 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:26,582 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:26,835 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:27,089 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:27,265 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:25:27,439 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:25:27,698 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:27,893 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:28,087 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:28,394 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:25:28,702 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:25:29,077 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:25:29,453 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:25:30,212 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:25:30,968 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:25:31,344 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:25:31,518 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:25:31,894 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 29 [2020-09-04 21:25:32,070 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:25:32,774 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-09-04 21:25:33,477 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 226 [2020-09-04 21:25:34,238 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:25:34,995 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 21:25:35,189 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:35,382 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:35,635 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:35,944 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:25:36,200 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:36,511 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 28 [2020-09-04 21:25:36,705 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:36,899 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:37,161 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:37,413 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 28 [2020-09-04 21:25:37,603 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 27 [2020-09-04 21:25:37,793 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 27 [2020-09-04 21:25:37,986 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:38,178 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:25:38,374 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:38,567 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:38,760 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-09-04 21:25:39,119 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:39,786 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:25:39,966 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:40,142 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:40,492 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:40,831 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:41,189 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:41,545 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:41,918 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:25:42,277 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:43,267 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:25:43,444 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:43,621 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:25:43,802 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:44,164 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:25:44,500 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:44,674 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:44,855 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:25:45,028 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:45,210 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:25:45,389 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:46,000 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:25:46,566 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:25:47,135 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:25:47,709 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:25:48,282 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:25:50,199 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 261 DAG size of output: 227 [2020-09-04 21:25:50,771 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:25:51,381 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:25:51,796 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:52,199 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:52,574 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:53,960 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:25:55,137 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 258 DAG size of output: 248 [2020-09-04 21:25:55,524 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:55,900 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:56,418 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:25:57,451 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 21:25:57,656 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 21:25:58,069 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:25:58,274 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-09-04 21:25:58,791 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:25:59,174 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:59,867 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 21:26:00,755 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 21:26:01,103 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 21:26:01,453 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:26:01,791 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 37 [2020-09-04 21:26:02,124 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 32 [2020-09-04 21:26:02,476 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:26:02,826 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:26:03,808 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 21:26:04,796 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 21:26:05,132 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 35 [2020-09-04 21:26:05,482 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:26:05,834 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 21:26:06,246 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:06,664 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:26:07,077 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:09,838 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 269 DAG size of output: 259 [2020-09-04 21:26:10,232 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:10,655 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:11,045 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:11,466 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:26:11,909 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:26:12,335 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:26:12,755 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:26:15,172 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 271 DAG size of output: 260 [2020-09-04 21:26:15,573 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:16,003 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:26:16,401 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:16,829 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:26:17,264 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:17,682 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:26:18,097 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:20,857 WARN L193 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 269 DAG size of output: 259 [2020-09-04 21:26:21,251 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:21,673 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:22,064 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:22,484 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:26:22,869 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:26:23,659 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:26:23,831 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:24,188 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:26:24,977 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:26:25,805 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:26:26,634 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 21:26:26,805 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:27,140 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:27,311 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:26:27,655 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:27,999 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:28,329 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:28,499 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:26:28,829 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:29,187 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:26:29,545 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:26:29,874 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:30,229 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:30,400 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:30,947 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:26:31,494 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:26:31,884 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:26:32,274 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:26:32,629 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:32,800 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:33,685 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:26:34,566 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:26:34,895 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:35,224 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:35,396 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:35,568 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:36,127 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 197 [2020-09-04 21:26:36,685 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 197 [2020-09-04 21:26:37,280 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:26:37,875 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:26:38,489 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:26:38,873 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:26:39,256 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:26:39,869 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 197 [2020-09-04 21:26:40,040 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:40,213 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:40,810 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:26:41,409 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:26:41,947 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:26:42,503 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:26:43,041 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:26:43,596 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:26:43,934 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:44,269 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:44,653 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:26:44,989 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:45,326 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:45,711 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2020-09-04 21:26:45,877 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:26:46,205 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:26:46,371 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:26:46,825 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:26:47,152 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:26:47,606 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:26:47,945 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:26:48,285 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:26:48,614 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:48,943 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:49,291 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:49,642 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:50,014 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:26:50,357 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:50,707 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:26:51,070 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:26:51,432 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:26:51,604 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:51,776 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:52,658 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:26:53,010 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:53,347 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:53,684 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:54,299 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:26:54,913 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:26:55,086 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:26:55,257 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:26:55,997 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:26:56,736 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 198 [2020-09-04 21:26:57,082 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:26:57,428 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:26:58,313 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:26:59,195 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:26:59,891 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:00,725 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:01,560 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:01,898 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:02,235 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:03,075 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:03,765 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:04,456 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:05,131 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:27:05,809 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:27:06,620 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:27:07,433 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:27:08,252 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:27:08,589 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:09,404 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:27:09,741 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:10,441 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:11,130 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:11,964 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:12,505 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:27:13,340 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:13,882 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:27:14,579 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:15,274 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:16,114 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:16,948 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:27:17,688 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:18,428 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:19,118 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:19,807 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:20,504 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:21,199 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:21,894 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:23,145 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:27:23,473 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:27:23,835 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:24,013 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:27:25,269 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 249 DAG size of output: 209 [2020-09-04 21:27:25,619 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:27:25,790 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:27:25,961 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:27:26,313 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:27:26,647 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:27,006 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:27,703 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2020-09-04 21:27:28,042 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:29,309 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:27:30,106 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:27:30,660 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:27:31,019 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:31,365 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 21:27:31,719 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:32,057 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:33,794 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 21:27:33,966 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:27:34,295 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:34,634 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:34,969 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:35,158 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:27:35,493 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:35,669 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:27:36,024 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:27:36,417 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:27:36,589 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:27:37,294 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:27:37,465 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:27:37,820 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:38,376 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:27:38,731 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:39,068 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:39,404 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:39,581 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:27:39,931 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:40,293 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:40,639 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:40,811 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:27:40,989 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:27:42,422 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:27:42,975 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:27:43,514 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:27:43,692 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:27:44,038 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:27:44,215 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:27:44,776 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:27:45,327 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:27:45,499 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:27:45,850 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:46,208 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:46,538 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:46,895 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:27:47,261 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:27:47,614 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:48,158 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:27:49,042 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:27:49,400 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:49,773 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:27:50,225 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:27:50,568 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:27:50,913 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:27:51,256 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:28:00,643 WARN L193 SmtUtils]: Spent 9.38 s on a formula simplification. DAG size of input: 762 DAG size of output: 548 [2020-09-04 21:28:01,200 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:28:01,756 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:28:02,094 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:02,430 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:03,685 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 249 DAG size of output: 209 [2020-09-04 21:28:04,943 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 249 DAG size of output: 209 [2020-09-04 21:28:05,114 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:05,286 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:06,171 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:28:07,052 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:28:07,750 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2020-09-04 21:28:08,448 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 200 [2020-09-04 21:28:09,152 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:28:09,510 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:28:09,867 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:28:10,571 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:28:10,743 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:28:10,913 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:28:11,243 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:11,572 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:12,455 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:28:13,338 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 199 [2020-09-04 21:28:13,693 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:14,482 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:28:14,837 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:15,624 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:28:16,897 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:28:18,162 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:28:18,501 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:18,859 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:28:19,196 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:19,554 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:28:19,901 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 21:28:20,072 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:20,244 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:20,589 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:28:20,935 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:28:21,281 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 21:28:21,834 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:28:22,388 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:28:22,560 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:22,731 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:23,292 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:28:24,724 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:28:25,286 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:28:26,720 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:28:27,049 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:27,377 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:27,924 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:28:28,471 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:28:29,022 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:28:29,570 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:28:30,108 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:28:30,645 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:28:32,381 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 21:28:32,711 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:33,041 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:28:34,777 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 250 DAG size of output: 247 [2020-09-04 21:28:34,949 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:35,120 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:35,455 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222