/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_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:20:21,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:20:21,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:20:21,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:20:21,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:20:21,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:20:21,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:20:21,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:20:21,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:20:21,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:20:21,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:20:21,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:20:21,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:20:21,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:20:21,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:20:21,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:20:21,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:20:21,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:20:21,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:20:21,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:20:21,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:20:21,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:20:21,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:20:21,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:20:21,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:20:21,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:20:21,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:20:21,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:20:21,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:20:21,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:20:21,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:20:21,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:20:21,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:20:21,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:20:21,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:20:21,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:20:21,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:20:21,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:20:21,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:20:21,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:20:21,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:20:21,981 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 21:20:21,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:20:21,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:20:21,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:20:21,999 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:20:22,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:20:22,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:20:22,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:20:22,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:20:22,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:20:22,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:20:22,002 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:20:22,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:20:22,002 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:20:22,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:20:22,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:20:22,003 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:20:22,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:20:22,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:20:22,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:20:22,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:20:22,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:20:22,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:20:22,007 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 21:20:22,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:20:22,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:20:22,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:20:22,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:20:22,428 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:20:22,430 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-09-04 21:20:22,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fbc6a32e0/f5623a7e0f6d44a58586072ca3d422d8/FLAGe534d2d99 [2020-09-04 21:20:23,112 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:20:23,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-09-04 21:20:23,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fbc6a32e0/f5623a7e0f6d44a58586072ca3d422d8/FLAGe534d2d99 [2020-09-04 21:20:23,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fbc6a32e0/f5623a7e0f6d44a58586072ca3d422d8 [2020-09-04 21:20:23,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:20:23,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:20:23,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:20:23,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:20:23,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:20:23,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:20:23" (1/1) ... [2020-09-04 21:20:23,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b8831ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:23, skipping insertion in model container [2020-09-04 21:20:23,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:20:23" (1/1) ... [2020-09-04 21:20:23,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:20:23,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:20:24,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:20:24,062 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:20:24,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:20:24,192 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:20:24,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24 WrapperNode [2020-09-04 21:20:24,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:20:24,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:20:24,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:20:24,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:20:24,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (1/1) ... [2020-09-04 21:20:24,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:20:24,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:20:24,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:20:24,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:20:24,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (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 21:20:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:20:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:20:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:20:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:20:24,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:20:24,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:20:24,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:20:24,382 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:20:24,382 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:20:24,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:20:24,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:20:24,384 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:20:24,384 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:20:24,384 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 21:20:24,385 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:20:24,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:20:24,386 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:20:24,386 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:20:24,386 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:20:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:20:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:20:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:20:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:20:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:20:24,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:20:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:20:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:20:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:20:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:20:24,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:20:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:20:24,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:20:24,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:20:24,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:20:24,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:20:24,396 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 21:20:24,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:20:24,397 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:20:24,397 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:20:24,397 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:20:24,397 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:20:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:20:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:20:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:20:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:20:25,714 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:20:25,714 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:20:25,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:20:25 BoogieIcfgContainer [2020-09-04 21:20:25,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:20:25,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:20:25,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:20:25,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:20:25,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:20:23" (1/3) ... [2020-09-04 21:20:25,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34c4000c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:20:25, skipping insertion in model container [2020-09-04 21:20:25,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:20:24" (2/3) ... [2020-09-04 21:20:25,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34c4000c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:20:25, skipping insertion in model container [2020-09-04 21:20:25,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:20:25" (3/3) ... [2020-09-04 21:20:25,731 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2020-09-04 21:20:25,742 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:20:25,753 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:20:25,775 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:20:25,803 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:20:25,804 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:20:25,804 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:20:25,804 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:20:25,804 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:20:25,804 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:20:25,805 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:20:25,805 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:20:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states. [2020-09-04 21:20:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:20:25,852 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:25,853 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 21:20:25,854 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:25,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:25,861 INFO L82 PathProgramCache]: Analyzing trace with hash -505223446, now seen corresponding path program 1 times [2020-09-04 21:20:25,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:25,871 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799526098] [2020-09-04 21:20:25,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,683 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:26,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:20:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:20:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:20:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:26,930 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 21:20:26,932 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799526098] [2020-09-04 21:20:26,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:26,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:20:26,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747323364] [2020-09-04 21:20:26,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:20:26,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:26,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:20:26,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:20:26,964 INFO L87 Difference]: Start difference. First operand 331 states. Second operand 4 states. [2020-09-04 21:20:28,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:28,291 INFO L93 Difference]: Finished difference Result 522 states and 614 transitions. [2020-09-04 21:20:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:20:28,294 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:20:28,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:28,315 INFO L225 Difference]: With dead ends: 522 [2020-09-04 21:20:28,315 INFO L226 Difference]: Without dead ends: 327 [2020-09-04 21:20:28,322 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 21:20:28,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-09-04 21:20:28,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 280. [2020-09-04 21:20:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-09-04 21:20:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 306 transitions. [2020-09-04 21:20:28,483 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 306 transitions. Word has length 160 [2020-09-04 21:20:28,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:28,484 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 306 transitions. [2020-09-04 21:20:28,484 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:20:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 306 transitions. [2020-09-04 21:20:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:20:28,490 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:28,490 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 21:20:28,491 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:20:28,491 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:28,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:28,492 INFO L82 PathProgramCache]: Analyzing trace with hash 923274865, now seen corresponding path program 1 times [2020-09-04 21:20:28,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:28,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [212744778] [2020-09-04 21:20:28,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,898 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:28,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:20:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:20:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:28,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:20:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:29,012 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 21:20:29,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [212744778] [2020-09-04 21:20:29,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:29,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:20:29,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776175826] [2020-09-04 21:20:29,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:20:29,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:29,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:20:29,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:20:29,018 INFO L87 Difference]: Start difference. First operand 280 states and 306 transitions. Second operand 5 states. [2020-09-04 21:20:29,719 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:30,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:30,875 INFO L93 Difference]: Finished difference Result 445 states and 502 transitions. [2020-09-04 21:20:30,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:20:30,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:20:30,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:30,882 INFO L225 Difference]: With dead ends: 445 [2020-09-04 21:20:30,882 INFO L226 Difference]: Without dead ends: 316 [2020-09-04 21:20:30,883 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 21:20:30,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-09-04 21:20:30,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 270. [2020-09-04 21:20:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-09-04 21:20:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 293 transitions. [2020-09-04 21:20:30,960 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 293 transitions. Word has length 161 [2020-09-04 21:20:30,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:30,961 INFO L479 AbstractCegarLoop]: Abstraction has 270 states and 293 transitions. [2020-09-04 21:20:30,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:20:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 293 transitions. [2020-09-04 21:20:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 21:20:30,964 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:30,964 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:20:30,964 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:20:30,964 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:30,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:30,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1619571260, now seen corresponding path program 1 times [2020-09-04 21:20:30,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:30,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583945906] [2020-09-04 21:20:30,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,478 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:31,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:20:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:20:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 21:20:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:31,678 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 21:20:31,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583945906] [2020-09-04 21:20:31,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:31,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:20:31,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063460284] [2020-09-04 21:20:31,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:20:31,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:31,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:20:31,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:20:31,682 INFO L87 Difference]: Start difference. First operand 270 states and 293 transitions. Second operand 10 states. [2020-09-04 21:20:32,372 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:20:32,931 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:20:33,200 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:20:33,487 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:33,804 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:20:34,129 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:35,327 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:37,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:37,374 INFO L93 Difference]: Finished difference Result 721 states and 829 transitions. [2020-09-04 21:20:37,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:20:37,375 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 21:20:37,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:37,385 INFO L225 Difference]: With dead ends: 721 [2020-09-04 21:20:37,385 INFO L226 Difference]: Without dead ends: 566 [2020-09-04 21:20:37,387 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:20:37,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2020-09-04 21:20:37,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 497. [2020-09-04 21:20:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2020-09-04 21:20:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 559 transitions. [2020-09-04 21:20:37,562 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 559 transitions. Word has length 170 [2020-09-04 21:20:37,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:37,563 INFO L479 AbstractCegarLoop]: Abstraction has 497 states and 559 transitions. [2020-09-04 21:20:37,563 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:20:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 559 transitions. [2020-09-04 21:20:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:20:37,569 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:37,570 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] [2020-09-04 21:20:37,570 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:20:37,570 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:37,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:37,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1827840228, now seen corresponding path program 1 times [2020-09-04 21:20:37,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:37,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2118979134] [2020-09-04 21:20:37,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:37,936 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:37,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:20:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:20:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:20:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:20:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:38,122 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 21:20:38,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2118979134] [2020-09-04 21:20:38,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:38,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:20:38,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094122904] [2020-09-04 21:20:38,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:20:38,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:38,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:20:38,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:20:38,126 INFO L87 Difference]: Start difference. First operand 497 states and 559 transitions. Second operand 10 states. [2020-09-04 21:20:38,647 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:20:39,572 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:39,881 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:20:41,134 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:20:41,426 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:41,791 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:42,208 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:42,528 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:20:42,837 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:43,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:43,797 INFO L93 Difference]: Finished difference Result 1136 states and 1361 transitions. [2020-09-04 21:20:43,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:20:43,799 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:20:43,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:43,805 INFO L225 Difference]: With dead ends: 1136 [2020-09-04 21:20:43,805 INFO L226 Difference]: Without dead ends: 754 [2020-09-04 21:20:43,807 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:20:43,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-09-04 21:20:44,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 665. [2020-09-04 21:20:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-09-04 21:20:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 751 transitions. [2020-09-04 21:20:44,021 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 751 transitions. Word has length 179 [2020-09-04 21:20:44,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:44,022 INFO L479 AbstractCegarLoop]: Abstraction has 665 states and 751 transitions. [2020-09-04 21:20:44,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:20:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 751 transitions. [2020-09-04 21:20:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:20:44,025 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:44,025 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:20:44,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:20:44,026 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:44,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:44,026 INFO L82 PathProgramCache]: Analyzing trace with hash 939954101, now seen corresponding path program 1 times [2020-09-04 21:20:44,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:44,027 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [866555638] [2020-09-04 21:20:44,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,373 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:44,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:20:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:20:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:20:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:20:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:20:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:20:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:44,669 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 21:20:44,669 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [866555638] [2020-09-04 21:20:44,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:44,670 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 21:20:44,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872632153] [2020-09-04 21:20:44,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:20:44,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:44,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:20:44,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:20:44,672 INFO L87 Difference]: Start difference. First operand 665 states and 751 transitions. Second operand 13 states. [2020-09-04 21:20:45,394 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:45,727 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:20:45,978 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:46,282 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:20:46,574 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:47,767 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:48,082 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:20:48,424 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:48,791 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:20:49,100 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:50,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:50,432 INFO L93 Difference]: Finished difference Result 1356 states and 1620 transitions. [2020-09-04 21:20:50,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:20:50,433 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 21:20:50,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:50,438 INFO L225 Difference]: With dead ends: 1356 [2020-09-04 21:20:50,439 INFO L226 Difference]: Without dead ends: 806 [2020-09-04 21:20:50,441 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:20:50,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-09-04 21:20:50,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 680. [2020-09-04 21:20:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-09-04 21:20:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 767 transitions. [2020-09-04 21:20:50,637 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 767 transitions. Word has length 208 [2020-09-04 21:20:50,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:50,638 INFO L479 AbstractCegarLoop]: Abstraction has 680 states and 767 transitions. [2020-09-04 21:20:50,638 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:20:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 767 transitions. [2020-09-04 21:20:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:20:50,641 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:50,642 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:20:50,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:20:50,642 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:50,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:50,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1065158485, now seen corresponding path program 1 times [2020-09-04 21:20:50,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:50,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333965051] [2020-09-04 21:20:50,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:50,985 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:50,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:20:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:20:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:20:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:20:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:20:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:20:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:51,208 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 21:20:51,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1333965051] [2020-09-04 21:20:51,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:51,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:20:51,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848120786] [2020-09-04 21:20:51,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:20:51,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:51,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:20:51,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:20:51,211 INFO L87 Difference]: Start difference. First operand 680 states and 767 transitions. Second operand 10 states. [2020-09-04 21:20:52,755 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:20:53,084 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:20:53,426 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:53,757 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:54,101 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:20:54,396 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:20:55,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:20:55,490 INFO L93 Difference]: Finished difference Result 1377 states and 1621 transitions. [2020-09-04 21:20:55,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:20:55,491 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 21:20:55,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:20:55,496 INFO L225 Difference]: With dead ends: 1377 [2020-09-04 21:20:55,496 INFO L226 Difference]: Without dead ends: 812 [2020-09-04 21:20:55,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:20:55,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2020-09-04 21:20:55,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 696. [2020-09-04 21:20:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states. [2020-09-04 21:20:55,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 783 transitions. [2020-09-04 21:20:55,785 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 783 transitions. Word has length 208 [2020-09-04 21:20:55,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:20:55,786 INFO L479 AbstractCegarLoop]: Abstraction has 696 states and 783 transitions. [2020-09-04 21:20:55,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:20:55,786 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 783 transitions. [2020-09-04 21:20:55,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:20:55,790 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:20:55,791 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:20:55,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:20:55,791 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:20:55,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:20:55,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1630448242, now seen corresponding path program 1 times [2020-09-04 21:20:55,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:20:55,792 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [35325122] [2020-09-04 21:20:55,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:20:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,162 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:20:56,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:20:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:20:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:20:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:20:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:20:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:20:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:20:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:20:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:20:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:20:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:20:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:20:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:20:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:20:56,374 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 21:20:56,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [35325122] [2020-09-04 21:20:56,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:20:56,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:20:56,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17488697] [2020-09-04 21:20:56,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:20:56,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:20:56,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:20:56,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:20:56,378 INFO L87 Difference]: Start difference. First operand 696 states and 783 transitions. Second operand 7 states. [2020-09-04 21:20:56,870 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:20:57,612 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:00,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:00,188 INFO L93 Difference]: Finished difference Result 2077 states and 2490 transitions. [2020-09-04 21:21:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:21:00,189 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 21:21:00,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:00,197 INFO L225 Difference]: With dead ends: 2077 [2020-09-04 21:21:00,197 INFO L226 Difference]: Without dead ends: 1496 [2020-09-04 21:21:00,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:21:00,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1496 states. [2020-09-04 21:21:00,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1496 to 1372. [2020-09-04 21:21:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1372 states. [2020-09-04 21:21:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1568 transitions. [2020-09-04 21:21:00,537 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1568 transitions. Word has length 208 [2020-09-04 21:21:00,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:00,537 INFO L479 AbstractCegarLoop]: Abstraction has 1372 states and 1568 transitions. [2020-09-04 21:21:00,537 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:21:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1568 transitions. [2020-09-04 21:21:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 21:21:00,541 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:00,541 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:00,542 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:21:00,542 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:00,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:00,542 INFO L82 PathProgramCache]: Analyzing trace with hash -674630180, now seen corresponding path program 1 times [2020-09-04 21:21:00,542 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:00,543 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [339683381] [2020-09-04 21:21:00,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:00,980 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:00,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:21:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 21:21:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 21:21:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 21:21:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 21:21:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:01,286 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 21:21:01,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [339683381] [2020-09-04 21:21:01,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:21:01,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:21:01,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162796433] [2020-09-04 21:21:01,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:21:01,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:01,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:21:01,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:21:01,288 INFO L87 Difference]: Start difference. First operand 1372 states and 1568 transitions. Second operand 14 states. [2020-09-04 21:21:02,154 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:21:03,068 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:04,442 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:21:05,058 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:21:05,504 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:05,840 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:06,481 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:21:06,800 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:07,178 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:07,499 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:10,222 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:21:11,075 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:11,371 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:11,726 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:12,779 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:21:13,373 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:21:13,979 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:21:14,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:14,801 INFO L93 Difference]: Finished difference Result 3943 states and 4739 transitions. [2020-09-04 21:21:14,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 21:21:14,802 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 21:21:14,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:14,818 INFO L225 Difference]: With dead ends: 3943 [2020-09-04 21:21:14,818 INFO L226 Difference]: Without dead ends: 2963 [2020-09-04 21:21:14,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 646 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=510, Invalid=1940, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 21:21:14,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2963 states. [2020-09-04 21:21:16,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2963 to 2529. [2020-09-04 21:21:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2529 states. [2020-09-04 21:21:16,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2529 states and 2871 transitions. [2020-09-04 21:21:16,110 INFO L78 Accepts]: Start accepts. Automaton has 2529 states and 2871 transitions. Word has length 213 [2020-09-04 21:21:16,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:16,110 INFO L479 AbstractCegarLoop]: Abstraction has 2529 states and 2871 transitions. [2020-09-04 21:21:16,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:21:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 2871 transitions. [2020-09-04 21:21:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-09-04 21:21:16,115 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:16,116 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:16,116 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:21:16,116 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:16,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:16,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1078179918, now seen corresponding path program 1 times [2020-09-04 21:21:16,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:16,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [472182051] [2020-09-04 21:21:16,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,660 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:16,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:21:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:21:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:21:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:21:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:16,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 21:21:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:21:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 21:21:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:21:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-09-04 21:21:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-09-04 21:21:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-09-04 21:21:17,364 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [472182051] [2020-09-04 21:21:17,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:21:17,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:21:17,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732103061] [2020-09-04 21:21:17,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:21:17,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:17,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:21:17,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:21:17,371 INFO L87 Difference]: Start difference. First operand 2529 states and 2871 transitions. Second operand 18 states. [2020-09-04 21:21:18,142 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:18,462 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:21:18,778 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:19,094 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:19,394 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:20,394 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:20,818 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:21,205 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:21:21,626 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:22,064 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:21:22,626 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:23,009 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:21:23,385 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:24,820 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:26,028 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:21:26,661 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:21:27,295 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:21:27,823 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:28,711 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:29,436 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:21:29,820 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:30,550 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:21:31,221 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:21:32,085 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:21:32,563 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:21:33,222 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:21:34,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:34,415 INFO L93 Difference]: Finished difference Result 5375 states and 6232 transitions. [2020-09-04 21:21:34,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 21:21:34,416 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 300 [2020-09-04 21:21:34,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:34,433 INFO L225 Difference]: With dead ends: 5375 [2020-09-04 21:21:34,433 INFO L226 Difference]: Without dead ends: 3223 [2020-09-04 21:21:34,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1429 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=934, Invalid=4322, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 21:21:34,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3223 states. [2020-09-04 21:21:35,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3223 to 2935. [2020-09-04 21:21:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2935 states. [2020-09-04 21:21:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 3280 transitions. [2020-09-04 21:21:35,540 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 3280 transitions. Word has length 300 [2020-09-04 21:21:35,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:35,540 INFO L479 AbstractCegarLoop]: Abstraction has 2935 states and 3280 transitions. [2020-09-04 21:21:35,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:21:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3280 transitions. [2020-09-04 21:21:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2020-09-04 21:21:35,551 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:35,552 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 21:21:35,552 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:21:35,552 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:35,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:35,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1152407984, now seen corresponding path program 1 times [2020-09-04 21:21:35,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:35,553 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901986489] [2020-09-04 21:21:35,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:35,980 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:35,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:21:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:21:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:21:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:21:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:21:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:21:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:21:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:21:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:21:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-09-04 21:21:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:21:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:21:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:21:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:21:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2020-09-04 21:21:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2020-09-04 21:21:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2020-09-04 21:21:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 21:21:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:21:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 120 proven. 38 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2020-09-04 21:21:36,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901986489] [2020-09-04 21:21:36,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:21:36,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:21:36,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564456480] [2020-09-04 21:21:36,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:21:36,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:36,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:21:36,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:21:36,628 INFO L87 Difference]: Start difference. First operand 2935 states and 3280 transitions. Second operand 16 states. [2020-09-04 21:21:38,601 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:38,935 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:39,305 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:39,671 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:21:39,979 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:40,292 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:41,704 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:42,055 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:21:45,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:45,487 INFO L93 Difference]: Finished difference Result 7779 states and 8967 transitions. [2020-09-04 21:21:45,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 21:21:45,488 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 471 [2020-09-04 21:21:45,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:45,512 INFO L225 Difference]: With dead ends: 7779 [2020-09-04 21:21:45,512 INFO L226 Difference]: Without dead ends: 4522 [2020-09-04 21:21:45,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 103 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 21:21:45,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4522 states. [2020-09-04 21:21:46,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4522 to 3960. [2020-09-04 21:21:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3960 states. [2020-09-04 21:21:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3960 states and 4509 transitions. [2020-09-04 21:21:46,852 INFO L78 Accepts]: Start accepts. Automaton has 3960 states and 4509 transitions. Word has length 471 [2020-09-04 21:21:46,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:46,853 INFO L479 AbstractCegarLoop]: Abstraction has 3960 states and 4509 transitions. [2020-09-04 21:21:46,853 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:21:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 4509 transitions. [2020-09-04 21:21:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2020-09-04 21:21:46,864 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:46,865 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:46,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:21:46,866 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:46,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:46,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1125856055, now seen corresponding path program 1 times [2020-09-04 21:21:46,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:46,867 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840900554] [2020-09-04 21:21:46,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,255 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:47,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:21:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:21:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:21:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:21:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:21:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:21:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:21:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:21:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:21:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:21:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 21:21:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:21:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:21:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:21:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:21:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2020-09-04 21:21:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 21:21:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2020-09-04 21:21:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:21:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:21:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:21:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:21:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2020-09-04 21:21:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:47,829 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 129 proven. 39 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2020-09-04 21:21:47,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840900554] [2020-09-04 21:21:47,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:21:47,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:21:47,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616162595] [2020-09-04 21:21:47,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:21:47,832 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:47,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:21:47,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:21:47,835 INFO L87 Difference]: Start difference. First operand 3960 states and 4509 transitions. Second operand 18 states. [2020-09-04 21:21:48,414 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:48,985 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:49,305 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:21:49,635 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:49,961 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:21:50,273 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:51,262 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:51,617 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:53,139 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:53,637 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:53,998 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:54,312 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:55,147 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:55,501 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:56,761 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:57,123 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:21:57,388 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:21:59,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:59,763 INFO L93 Difference]: Finished difference Result 7536 states and 8672 transitions. [2020-09-04 21:21:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 21:21:59,770 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 481 [2020-09-04 21:21:59,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:59,790 INFO L225 Difference]: With dead ends: 7536 [2020-09-04 21:21:59,790 INFO L226 Difference]: Without dead ends: 3985 [2020-09-04 21:21:59,800 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=432, Invalid=1824, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 21:21:59,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3985 states. [2020-09-04 21:22:01,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3985 to 3865. [2020-09-04 21:22:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3865 states. [2020-09-04 21:22:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 3865 states and 4372 transitions. [2020-09-04 21:22:01,037 INFO L78 Accepts]: Start accepts. Automaton has 3865 states and 4372 transitions. Word has length 481 [2020-09-04 21:22:01,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:01,038 INFO L479 AbstractCegarLoop]: Abstraction has 3865 states and 4372 transitions. [2020-09-04 21:22:01,039 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:22:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4372 transitions. [2020-09-04 21:22:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2020-09-04 21:22:01,049 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:01,050 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:01,050 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:22:01,050 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:01,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:01,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1878941614, now seen corresponding path program 1 times [2020-09-04 21:22:01,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:01,051 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [823659808] [2020-09-04 21:22:01,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,524 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:01,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:22:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:22:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:22:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:22:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2020-09-04 21:22:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:22:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 21:22:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:22:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 104 proven. 2 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2020-09-04 21:22:01,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [823659808] [2020-09-04 21:22:01,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:01,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 21:22:01,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818162925] [2020-09-04 21:22:01,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 21:22:01,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:01,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 21:22:01,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:22:01,930 INFO L87 Difference]: Start difference. First operand 3865 states and 4372 transitions. Second operand 12 states. [2020-09-04 21:22:04,373 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:04,676 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:04,985 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:22:05,298 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:05,619 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:05,916 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:07,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:07,079 INFO L93 Difference]: Finished difference Result 7465 states and 8537 transitions. [2020-09-04 21:22:07,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:22:07,080 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 478 [2020-09-04 21:22:07,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:07,101 INFO L225 Difference]: With dead ends: 7465 [2020-09-04 21:22:07,101 INFO L226 Difference]: Without dead ends: 4009 [2020-09-04 21:22:07,112 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:22:07,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4009 states. [2020-09-04 21:22:08,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4009 to 3913. [2020-09-04 21:22:08,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3913 states. [2020-09-04 21:22:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 3913 states and 4420 transitions. [2020-09-04 21:22:08,327 INFO L78 Accepts]: Start accepts. Automaton has 3913 states and 4420 transitions. Word has length 478 [2020-09-04 21:22:08,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:08,328 INFO L479 AbstractCegarLoop]: Abstraction has 3913 states and 4420 transitions. [2020-09-04 21:22:08,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 21:22:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3913 states and 4420 transitions. [2020-09-04 21:22:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2020-09-04 21:22:08,338 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:08,339 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:08,339 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:22:08,339 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:08,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:08,340 INFO L82 PathProgramCache]: Analyzing trace with hash 835860402, now seen corresponding path program 1 times [2020-09-04 21:22:08,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:08,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904133663] [2020-09-04 21:22:08,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,746 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:08,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:22:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:08,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:22:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:22:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:22:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2020-09-04 21:22:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2020-09-04 21:22:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 21:22:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:22:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 21:22:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 139 proven. 41 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2020-09-04 21:22:09,414 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904133663] [2020-09-04 21:22:09,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:09,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:22:09,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591205416] [2020-09-04 21:22:09,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:22:09,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:09,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:22:09,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:22:09,416 INFO L87 Difference]: Start difference. First operand 3913 states and 4420 transitions. Second operand 18 states. [2020-09-04 21:22:10,037 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:11,059 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:12,224 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:12,595 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:13,327 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:22:13,685 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:14,319 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:22:14,656 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:15,271 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:22:18,525 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:18,849 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:19,174 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:19,494 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:19,807 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:21,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:21,988 INFO L93 Difference]: Finished difference Result 7809 states and 9070 transitions. [2020-09-04 21:22:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 21:22:21,994 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 482 [2020-09-04 21:22:21,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:22,020 INFO L225 Difference]: With dead ends: 7809 [2020-09-04 21:22:22,020 INFO L226 Difference]: Without dead ends: 5414 [2020-09-04 21:22:22,030 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 113 SyntacticMatches, 6 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 703 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=489, Invalid=2163, Unknown=0, NotChecked=0, Total=2652 [2020-09-04 21:22:22,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5414 states. [2020-09-04 21:22:23,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5414 to 5175. [2020-09-04 21:22:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5175 states. [2020-09-04 21:22:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 5175 states and 5828 transitions. [2020-09-04 21:22:23,608 INFO L78 Accepts]: Start accepts. Automaton has 5175 states and 5828 transitions. Word has length 482 [2020-09-04 21:22:23,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:23,609 INFO L479 AbstractCegarLoop]: Abstraction has 5175 states and 5828 transitions. [2020-09-04 21:22:23,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:22:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 5175 states and 5828 transitions. [2020-09-04 21:22:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 21:22:23,617 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:23,617 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 21:22:23,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:22:23,617 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:23,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:23,618 INFO L82 PathProgramCache]: Analyzing trace with hash -667517451, now seen corresponding path program 1 times [2020-09-04 21:22:23,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:23,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1861451755] [2020-09-04 21:22:23,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,020 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:24,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:22:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:22:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:22:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:22:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 21:22:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 21:22:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:22:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 21:22:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 134 proven. 64 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2020-09-04 21:22:24,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1861451755] [2020-09-04 21:22:24,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:24,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:22:24,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737355945] [2020-09-04 21:22:24,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:22:24,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:24,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:22:24,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:22:24,744 INFO L87 Difference]: Start difference. First operand 5175 states and 5828 transitions. Second operand 16 states. [2020-09-04 21:22:25,349 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:27,108 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:27,462 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:27,830 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:28,556 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:22:28,904 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:29,542 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:22:29,880 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:30,485 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:22:30,875 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:31,277 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:22:31,628 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:22:31,967 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:33,085 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:33,437 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:34,095 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:22:34,782 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:22:35,420 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:22:36,103 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:36,464 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:39,687 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:40,554 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:40,898 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:41,518 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:22:42,163 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:22:42,766 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:22:46,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:46,716 INFO L93 Difference]: Finished difference Result 11339 states and 13049 transitions. [2020-09-04 21:22:46,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-09-04 21:22:46,716 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 488 [2020-09-04 21:22:46,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:46,743 INFO L225 Difference]: With dead ends: 11339 [2020-09-04 21:22:46,743 INFO L226 Difference]: Without dead ends: 7644 [2020-09-04 21:22:46,757 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 121 SyntacticMatches, 9 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=874, Invalid=4382, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 21:22:46,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7644 states. [2020-09-04 21:22:48,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7644 to 6882. [2020-09-04 21:22:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6882 states. [2020-09-04 21:22:48,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6882 states to 6882 states and 7711 transitions. [2020-09-04 21:22:48,813 INFO L78 Accepts]: Start accepts. Automaton has 6882 states and 7711 transitions. Word has length 488 [2020-09-04 21:22:48,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:48,814 INFO L479 AbstractCegarLoop]: Abstraction has 6882 states and 7711 transitions. [2020-09-04 21:22:48,814 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:22:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 6882 states and 7711 transitions. [2020-09-04 21:22:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2020-09-04 21:22:48,825 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:48,825 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:22:48,825 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:22:48,825 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:48,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:48,826 INFO L82 PathProgramCache]: Analyzing trace with hash -937349675, now seen corresponding path program 1 times [2020-09-04 21:22:48,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:48,826 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1773483781] [2020-09-04 21:22:48,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,192 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:22:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:22:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:22:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:22:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2020-09-04 21:22:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 21:22:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 21:22:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2020-09-04 21:22:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2020-09-04 21:22:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 21:22:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2020-09-04 21:22:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2020-09-04 21:22:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2020-09-04 21:22:49,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1773483781] [2020-09-04 21:22:49,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:49,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 21:22:49,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634395002] [2020-09-04 21:22:49,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 21:22:49,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:49,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 21:22:49,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-09-04 21:22:49,533 INFO L87 Difference]: Start difference. First operand 6882 states and 7711 transitions. Second operand 9 states. [2020-09-04 21:22:50,696 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:53,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:53,943 INFO L93 Difference]: Finished difference Result 8059 states and 9101 transitions. [2020-09-04 21:22:53,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:22:53,944 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 563 [2020-09-04 21:22:53,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:53,956 INFO L225 Difference]: With dead ends: 8059 [2020-09-04 21:22:53,956 INFO L226 Difference]: Without dead ends: 3022 [2020-09-04 21:22:53,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:22:53,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states. [2020-09-04 21:22:54,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 2912. [2020-09-04 21:22:54,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2912 states. [2020-09-04 21:22:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 3183 transitions. [2020-09-04 21:22:54,883 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 3183 transitions. Word has length 563 [2020-09-04 21:22:54,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:54,883 INFO L479 AbstractCegarLoop]: Abstraction has 2912 states and 3183 transitions. [2020-09-04 21:22:54,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 21:22:54,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3183 transitions. [2020-09-04 21:22:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2020-09-04 21:22:54,889 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:54,889 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:54,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:22:54,889 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:54,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:54,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1614506281, now seen corresponding path program 2 times [2020-09-04 21:22:54,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:54,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2035560110] [2020-09-04 21:22:54,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,337 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:55,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:22:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:22:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-09-04 21:22:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2020-09-04 21:22:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:22:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:22:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:22:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:22:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:22:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:22:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2020-09-04 21:22:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 21:22:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-09-04 21:22:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2020-09-04 21:22:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 245 proven. 10 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2020-09-04 21:22:55,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2035560110] [2020-09-04 21:22:55,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:55,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 21:22:55,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608528416] [2020-09-04 21:22:55,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 21:22:55,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:55,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 21:22:55,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:22:55,940 INFO L87 Difference]: Start difference. First operand 2912 states and 3183 transitions. Second operand 12 states. [2020-09-04 21:22:56,511 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:57,315 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:58,083 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:00,293 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:02,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:02,579 INFO L93 Difference]: Finished difference Result 6105 states and 6788 transitions. [2020-09-04 21:23:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 21:23:02,580 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 591 [2020-09-04 21:23:02,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:02,592 INFO L225 Difference]: With dead ends: 6105 [2020-09-04 21:23:02,592 INFO L226 Difference]: Without dead ends: 3348 [2020-09-04 21:23:02,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 132 SyntacticMatches, 7 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 496 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=357, Invalid=1365, Unknown=0, NotChecked=0, Total=1722 [2020-09-04 21:23:02,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3348 states. [2020-09-04 21:23:03,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3348 to 3127. [2020-09-04 21:23:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3127 states. [2020-09-04 21:23:03,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 3127 states and 3390 transitions. [2020-09-04 21:23:03,678 INFO L78 Accepts]: Start accepts. Automaton has 3127 states and 3390 transitions. Word has length 591 [2020-09-04 21:23:03,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:03,678 INFO L479 AbstractCegarLoop]: Abstraction has 3127 states and 3390 transitions. [2020-09-04 21:23:03,678 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 21:23:03,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3390 transitions. [2020-09-04 21:23:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2020-09-04 21:23:03,684 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:03,684 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:03,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:23:03,685 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:03,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:03,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1172179900, now seen corresponding path program 1 times [2020-09-04 21:23:03,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:03,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1504714165] [2020-09-04 21:23:03,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,123 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:04,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:23:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:23:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:23:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:23:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:23:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2020-09-04 21:23:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:23:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:23:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 21:23:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2020-09-04 21:23:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 21:23:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2020-09-04 21:23:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:04,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2020-09-04 21:23:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 216 proven. 72 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2020-09-04 21:23:05,305 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1504714165] [2020-09-04 21:23:05,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:05,306 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-09-04 21:23:05,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017842793] [2020-09-04 21:23:05,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 21:23:05,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:05,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 21:23:05,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:23:05,308 INFO L87 Difference]: Start difference. First operand 3127 states and 3390 transitions. Second operand 23 states. [2020-09-04 21:23:05,933 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:08,153 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 21:23:09,408 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:09,844 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:10,531 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:23:11,175 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:23:11,841 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:23:12,499 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 21:23:13,133 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:23:13,808 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:23:14,507 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:15,140 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:23:15,731 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 21:23:17,271 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 21:23:18,077 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 21:23:18,763 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:23:20,376 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:23:21,065 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:23:21,708 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:23:22,438 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:23:23,131 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:23:23,830 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:23:24,478 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:23:25,516 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:23:25,831 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:26,317 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:26,686 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:23:27,056 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:27,396 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:27,748 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:23:28,105 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:23:28,443 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:28,804 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:23:29,177 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:29,522 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:23:29,852 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:31,030 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:31,650 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:23:31,999 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:32,649 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:23:33,296 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:23:34,018 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:23:34,358 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:35,003 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:23:35,343 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:36,053 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 21:23:36,666 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:23:37,317 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:23:37,694 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:38,098 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:23:38,455 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:40,512 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:23:41,179 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:23:44,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:44,239 INFO L93 Difference]: Finished difference Result 6960 states and 7625 transitions. [2020-09-04 21:23:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2020-09-04 21:23:44,240 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 591 [2020-09-04 21:23:44,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:44,259 INFO L225 Difference]: With dead ends: 6960 [2020-09-04 21:23:44,259 INFO L226 Difference]: Without dead ends: 4348 [2020-09-04 21:23:44,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 146 SyntacticMatches, 5 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4322 ImplicationChecksByTransitivity, 28.8s TimeCoverageRelationStatistics Valid=2012, Invalid=10644, Unknown=0, NotChecked=0, Total=12656 [2020-09-04 21:23:44,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2020-09-04 21:23:45,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3415. [2020-09-04 21:23:45,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3415 states. [2020-09-04 21:23:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 3415 states and 3671 transitions. [2020-09-04 21:23:45,532 INFO L78 Accepts]: Start accepts. Automaton has 3415 states and 3671 transitions. Word has length 591 [2020-09-04 21:23:45,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:45,532 INFO L479 AbstractCegarLoop]: Abstraction has 3415 states and 3671 transitions. [2020-09-04 21:23:45,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 21:23:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3415 states and 3671 transitions. [2020-09-04 21:23:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2020-09-04 21:23:45,540 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:45,541 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 21:23:45,541 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:23:45,541 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:45,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:45,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1295013615, now seen corresponding path program 1 times [2020-09-04 21:23:45,541 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:45,542 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [304610815] [2020-09-04 21:23:45,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:45,994 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:46,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:23:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:23:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:23:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:23:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:23:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:23:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:23:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 21:23:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:23:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2020-09-04 21:23:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2020-09-04 21:23:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:23:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2020-09-04 21:23:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2020-09-04 21:23:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2020-09-04 21:23:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2020-09-04 21:23:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2020-09-04 21:23:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1229 backedges. 285 proven. 24 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2020-09-04 21:23:46,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [304610815] [2020-09-04 21:23:46,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:46,479 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-09-04 21:23:46,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934782560] [2020-09-04 21:23:46,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:23:46,480 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:46,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:23:46,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:23:46,481 INFO L87 Difference]: Start difference. First operand 3415 states and 3671 transitions. Second operand 11 states. [2020-09-04 21:23:47,106 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:48,805 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:50,836 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:53,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:53,243 INFO L93 Difference]: Finished difference Result 6003 states and 6497 transitions. [2020-09-04 21:23:53,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 21:23:53,244 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 693 [2020-09-04 21:23:53,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:53,256 INFO L225 Difference]: With dead ends: 6003 [2020-09-04 21:23:53,256 INFO L226 Difference]: Without dead ends: 3521 [2020-09-04 21:23:53,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=216, Invalid=714, Unknown=0, NotChecked=0, Total=930 [2020-09-04 21:23:53,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3521 states. [2020-09-04 21:23:56,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3521 to 3381. [2020-09-04 21:23:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3381 states. [2020-09-04 21:23:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 3620 transitions. [2020-09-04 21:23:56,260 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 3620 transitions. Word has length 693 [2020-09-04 21:23:56,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:56,260 INFO L479 AbstractCegarLoop]: Abstraction has 3381 states and 3620 transitions. [2020-09-04 21:23:56,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:23:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3620 transitions. [2020-09-04 21:23:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2020-09-04 21:23:56,269 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:56,270 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:23:56,270 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:23:56,270 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:56,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:56,271 INFO L82 PathProgramCache]: Analyzing trace with hash 106122760, now seen corresponding path program 2 times [2020-09-04 21:23:56,271 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:56,271 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [592163564] [2020-09-04 21:23:56,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,764 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:56,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:23:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:23:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:23:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-09-04 21:23:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2020-09-04 21:23:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:23:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:23:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:56,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:23:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-09-04 21:23:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2020-09-04 21:23:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:23:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2020-09-04 21:23:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-09-04 21:23:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2020-09-04 21:23:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2020-09-04 21:23:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2020-09-04 21:23:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1231 backedges. 330 proven. 30 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2020-09-04 21:23:57,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [592163564] [2020-09-04 21:23:57,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:57,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:23:57,475 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280618214] [2020-09-04 21:23:57,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:23:57,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:57,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:23:57,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:23:57,477 INFO L87 Difference]: Start difference. First operand 3381 states and 3620 transitions. Second operand 18 states. [2020-09-04 21:23:58,381 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:23:59,369 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:01,666 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:02,329 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:24:03,002 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-04 21:24:04,153 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:04,570 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:04,927 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:24:05,285 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:05,641 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:05,975 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:07,122 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:24:08,577 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:24:09,281 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 21:24:09,947 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:24:10,632 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:24:11,272 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:24:12,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:24:12,376 INFO L93 Difference]: Finished difference Result 4810 states and 5190 transitions. [2020-09-04 21:24:12,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:24:12,377 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 694 [2020-09-04 21:24:12,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:24:12,380 INFO L225 Difference]: With dead ends: 4810 [2020-09-04 21:24:12,380 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:24:12,391 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 165 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1184 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=844, Invalid=3316, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 21:24:12,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:24:12,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:24:12,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:24:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:24:12,392 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 694 [2020-09-04 21:24:12,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:24:12,393 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:24:12,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:24:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:24:12,393 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:24:12,393 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 21:24:12,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:24:19,630 WARN L193 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 494 DAG size of output: 401 [2020-09-04 21:24:19,964 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:20,297 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:24:20,658 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:21,350 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:24:21,706 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:24:22,045 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:22,543 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:24:22,856 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:24:23,193 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:23,364 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:24:23,541 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:23,896 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:24,378 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:24:24,545 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:24,716 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:24,892 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:25,063 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:24:25,422 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:26,326 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:24:26,677 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:27,007 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:27,361 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:27,709 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:28,028 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:24:28,199 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:28,371 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:28,544 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:28,914 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:29,270 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:29,446 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:29,618 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:29,793 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:30,156 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:30,509 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:30,689 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:30,860 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:31,029 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:31,368 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:31,551 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:31,725 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:32,096 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:24:32,312 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:32,503 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:32,684 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:32,855 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:33,044 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:33,412 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:33,774 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:24:34,127 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:34,299 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:34,475 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:34,655 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:24:35,001 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:24:35,698 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:24:36,037 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:36,898 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 21:24:37,815 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:24:38,439 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:24:39,081 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:24:40,004 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:24:40,919 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:24:41,255 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:24:41,594 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:41,936 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:42,261 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:24:42,589 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:24:43,295 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:44,198 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 21:24:44,920 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:45,776 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 21:24:46,504 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:47,222 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:47,939 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:48,275 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:48,985 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:50,030 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:24:50,208 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:24:50,389 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:50,561 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:24:50,740 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:51,741 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:24:52,543 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:24:52,898 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:24:53,227 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:53,392 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:24:53,747 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:54,091 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:54,252 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:24:54,598 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:24:54,928 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:55,294 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:55,864 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 21:24:56,093 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:24:56,616 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:24:56,957 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:57,322 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:24:57,489 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:57,661 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:58,109 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:24:58,480 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:24:58,648 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:58,821 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:59,145 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:24:59,476 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:59,812 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:00,142 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:25:00,495 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:00,892 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 197 [2020-09-04 21:25:01,462 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:25:01,784 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:25:01,958 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:02,317 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:02,489 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:03,301 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:25:03,641 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:04,040 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 198 [2020-09-04 21:25:04,427 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2020-09-04 21:25:04,599 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:04,959 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:05,517 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:25:06,093 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 21:25:07,090 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:25:07,420 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:25:07,592 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:07,923 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:08,252 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:08,430 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:08,595 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:25:08,759 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:25:09,104 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:09,442 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:10,061 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:25:10,231 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:25:10,403 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:10,574 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:25:10,739 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:25:10,913 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:11,923 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:25:12,098 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:12,269 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:12,614 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:25:19,489 WARN L193 SmtUtils]: Spent 6.87 s on a formula simplification. DAG size of input: 494 DAG size of output: 401 [2020-09-04 21:25:19,841 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:20,224 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:25:20,565 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:25:20,947 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:25:21,317 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:25:21,682 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:25:22,676 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:25:23,043 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:25:23,396 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:25:23,750 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:24,110 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:24,454 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:24,798 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:25,133 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:26,121 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:25:26,484 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:25:27,452 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:25:27,775 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:25:27,946 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:28,115 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:28,459 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:28,804 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:29,141 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:29,711 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 21:25:29,886 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:30,058 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:30,410 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:30,746 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:31,112 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:25:31,284 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:31,635 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:31,988 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:32,355 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:25:32,706 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:32,872 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:25:33,231 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:33,554 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:25:33,724 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:25:33,885 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:25:34,221 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:34,394 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:25:34,564 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:25:34,720 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:25:34,896 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:35,069 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:35,229 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:25:35,395 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:25:35,747 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:36,162 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:36,363 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:36,544 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:36,883 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:37,222 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:37,408 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:25:37,765 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:37,940 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:38,104 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:25:38,262 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:38,437 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:38,792 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:38,957 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:25:39,130 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:39,285 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:25:39,634 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:39,978 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:40,148 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:40,315 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:40,481 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:40,826 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:41,169 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:41,536 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:25:41,892 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:42,230 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:42,598 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:25:43,448 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:25:43,619 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:43,965 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:25:44,321 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:44,659 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:45,014 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:25:45,187 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:25:45,544 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:45,701 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:25:46,052 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:46,593 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 200 [2020-09-04 21:25:47,115 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:25:47,442 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:25:47,605 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:25:47,780 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:48,140 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:25:48,587 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:25:48,755 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:49,123 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:25:49,447 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:25:49,832 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2020-09-04 21:25:50,505 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:25:50,902 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 198 [2020-09-04 21:25:51,074 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:51,405 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:51,937 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 199 [2020-09-04 21:25:52,273 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:52,623 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:52,793 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:25:53,114 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:25:53,734 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:25:54,066 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:25:54,234 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:25:54,918 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 21:25:55,090 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:55,251 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:25:55,428 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:25:55,768 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:55,939 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:56,102 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:56,472 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:25:56,809 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:25:56,987 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:57,339 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:57,502 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:25:57,676 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:57,997 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:25:58,351 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:58,702 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:25:58,866 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:59,038 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:25:59,206 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:25:59,564 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:25:59,900 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:00,247 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:00,570 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:26:01,091 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 199 [2020-09-04 21:26:01,421 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:01,588 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:26:01,755 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:26:02,083 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:02,448 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:26:02,621 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:02,784 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:26:02,956 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:03,117 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:26:03,289 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:26:03,454 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:26:03,786 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:04,144 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:26:04,482 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:04,806 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:26:04,977 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:05,144 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:26:05,315 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:05,482 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:26:06,048 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:26:06,219 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:26:06,571 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:06,742 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:06,914 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:07,308 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 197 [2020-09-04 21:26:08,138 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:26:08,461 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:26:08,797 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:09,148 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:09,479 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:10,477 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:26:10,816 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:11,145 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:26:11,321 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:11,484 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:26:11,823 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:11,987 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:26:12,634 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:26:13,240 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:26:13,898 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:26:14,542 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:26:15,175 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:26:16,915 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 258 DAG size of output: 227 [2020-09-04 21:26:17,555 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:26:18,176 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:26:24,633 WARN L193 SmtUtils]: Spent 6.45 s on a formula simplification. DAG size of input: 483 DAG size of output: 364 [2020-09-04 21:26:25,621 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:26:32,496 WARN L193 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 494 DAG size of output: 401 [2020-09-04 21:26:32,926 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:26:33,484 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:33,940 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-09-04 21:26:34,873 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2020-09-04 21:26:35,050 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:26:35,993 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:26:36,165 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:26:36,624 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:37,079 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:37,569 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:37,844 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:26:38,309 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-09-04 21:26:38,775 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-09-04 21:26:41,183 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 398 DAG size of output: 317 [2020-09-04 21:26:41,356 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:41,707 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:41,886 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:26:42,249 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:42,616 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:42,795 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:26:42,970 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:26:43,313 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:26:43,484 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:26:43,668 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:26:43,852 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:26:44,069 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:26:44,272 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:26:44,470 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:26:44,839 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:26:45,255 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:26:45,462 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:26:45,828 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:26:46,023 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:26:46,432 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:26:46,836 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:26:47,048 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:26:47,406 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:26:47,763 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:26:48,135 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:48,507 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:48,936 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 21:26:49,321 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:26:49,718 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:26:50,114 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:26:51,072 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:26:51,437 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:26:51,947 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:26:52,365 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:26:52,730 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:26:53,113 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:53,327 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:26:53,744 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:26:53,943 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:26:54,323 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:26:55,412 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 245 DAG size of output: 232 [2020-09-04 21:26:56,426 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:56,809 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:26:57,013 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:26:57,379 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:26:57,801 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:26:58,424 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 21:26:58,783 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:26:59,493 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:26:59,874 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:27:00,558 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:27:01,518 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 21:27:02,150 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 21:27:02,517 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:27:02,905 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:03,850 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:27:04,245 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:04,648 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:04,860 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:27:05,389 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:27:06,173 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:27:06,562 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:27:06,771 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:27:07,663 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 21:27:07,877 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:27:08,078 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:27:08,296 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:27:08,697 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:27:09,063 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:09,266 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:27:09,699 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:27:10,094 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:10,467 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:10,880 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:27:11,083 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:27:11,295 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:27:11,824 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:27:12,205 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:12,585 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:12,788 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:27:13,153 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:13,362 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:27:13,782 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:27:14,176 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:14,548 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:14,927 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:27:15,861 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:27:16,220 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:16,425 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:27:16,632 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:27:17,018 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:17,444 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:27:17,812 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:18,012 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:27:18,379 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:18,580 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:27:18,793 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:27:18,998 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:27:19,390 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:27:19,811 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:27:20,209 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:27:20,593 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:27:20,958 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:21,166 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:27:21,378 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:27:21,585 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:27:22,383 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:27:22,594 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:27:22,975 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:23,340 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:23,706 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:24,337 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:27:25,821 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 255 DAG size of output: 251 [2020-09-04 21:27:26,202 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:27:26,596 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:27,009 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:27:27,400 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:27:29,076 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 265 DAG size of output: 255 [2020-09-04 21:27:29,474 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:29,862 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:27:30,086 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:27:30,297 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:27:30,703 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:30,908 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:27:31,593 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:27:32,236 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:27:32,931 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:27:33,615 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:27:34,288 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:27:36,036 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 264 DAG size of output: 227 [2020-09-04 21:27:36,745 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:27:37,403 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:27:38,189 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:27:38,577 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:38,964 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:39,340 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:27:40,381 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 247 DAG size of output: 235 [2020-09-04 21:27:40,788 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:27:42,020 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:27:42,382 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:27:42,580 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:27:42,778 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:27:43,165 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:43,552 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:43,932 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:44,705 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 204 [2020-09-04 21:27:44,916 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:45,120 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:45,518 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:45,897 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:46,308 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:27:46,511 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:46,907 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:47,301 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:47,710 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:27:48,105 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:48,300 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 21:27:48,701 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:27:49,063 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:27:49,262 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:27:49,453 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 21:27:49,829 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:27:50,034 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 21:27:50,235 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 21:27:50,421 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 21:27:50,627 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:50,835 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:51,026 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 21:27:51,224 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:27:51,620 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:52,015 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:52,244 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:52,455 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:27:52,842 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:27:53,219 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:27:53,431 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:27:53,899 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 21:27:54,238 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:54,405 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:27:54,906 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:27:55,336 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 21:27:55,531 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:27:55,863 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:56,297 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2020-09-04 21:27:56,460 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:27:56,925 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-09-04 21:27:57,356 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:27:57,697 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:58,032 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:27:58,455 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:27:59,321 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2020-09-04 21:27:59,489 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:27:59,833 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:00,197 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:28:00,367 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:28:00,702 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:28:01,192 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:28:01,527 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:01,883 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:02,216 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:02,571 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:03,474 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:28:03,954 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:28:04,286 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:04,460 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:28:05,149 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:28:05,466 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:28:05,779 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:28:06,109 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:28:12,998 WARN L193 SmtUtils]: Spent 6.89 s on a formula simplification. DAG size of input: 494 DAG size of output: 401 [2020-09-04 21:28:15,407 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 398 DAG size of output: 317 [2020-09-04 21:28:22,309 WARN L193 SmtUtils]: Spent 6.90 s on a formula simplification. DAG size of input: 494 DAG size of output: 401 [2020-09-04 21:28:22,661 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:28:23,095 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:23,501 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:28:23,892 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:28:24,318 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:28:24,731 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:25,146 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:27,619 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 269 DAG size of output: 260 [2020-09-04 21:28:28,054 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:28:28,422 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:28:28,821 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:28:29,027 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:28:29,426 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:28:29,834 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:28:30,247 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:28:30,421 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:30,622 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:28:30,823 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:28:31,176 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:28:31,352 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:28:31,789 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:32,189 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:28:32,580 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:28:33,006 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:28:33,418 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:33,833 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:28:36,306 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 269 DAG size of output: 260 [2020-09-04 21:28:36,745 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:28:37,140 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:28:37,520 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:28:38,911 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:28:39,290 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:28:39,668 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:28:40,048 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:28:40,252 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 21:28:40,941 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 21:28:41,351 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:28:41,864 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:28:42,913 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 21:28:43,325 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:28:43,698 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:28:43,899 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-09-04 21:28:45,170 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 261 DAG size of output: 250 [2020-09-04 21:28:45,694 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:28:46,110 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:28:46,474 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:28:46,843 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:28:47,118 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:28:47,674 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:28:48,135 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 21:28:49,074 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 21:28:49,249 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:50,196 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:28:50,368 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:28:50,831 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:28:51,290 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:28:51,780 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 21:28:52,053 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:28:52,531 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 21:28:52,999 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 206 [2020-09-04 21:28:54,009 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:54,371 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:28:54,542 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:28:54,874 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:28:55,364 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:28:55,699 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:56,055 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:56,388 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:56,742 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:57,647 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:28:58,126 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:28:58,458 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:58,629 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:28:59,317 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:28:59,632 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:28:59,944 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:29:00,272 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:29:02,708 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:29:03,116 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:29:03,513 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:29:03,948 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:29:04,368 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:29:04,790 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:29:07,514 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 271 DAG size of output: 263 [2020-09-04 21:29:07,956 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:29:08,347 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:29:08,675 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:29:09,068 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:09,433 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:09,820 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:29:10,216 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:29:10,601 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:29:10,794 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:29:11,178 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:29:11,546 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:29:11,915 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:29:12,302 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:29:12,665 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:29:13,026 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:29:13,425 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:29:13,755 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:29:14,662 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:29:15,040 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:15,431 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:15,829 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:29:16,220 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:16,598 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:29:16,986 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:29:17,383 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:29:17,558 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:29:17,913 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:29:18,827 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:29:19,018 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:29:19,198 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 21:29:19,389 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:29:19,772 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:19,971 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:29:20,324 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 21:29:20,681 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:29:21,069 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:29:21,447 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:29:21,832 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:29:22,204 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:29:22,583 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:29:22,948 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:23,318 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:27,098 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 461 DAG size of output: 362 [2020-09-04 21:29:27,490 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:29:27,820 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:29:28,213 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:28,579 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:28,966 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:29:29,363 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:29:29,748 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:29:29,942 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:29:30,326 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:29:30,695 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:29:31,063 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:29:31,450 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:29:31,813 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:29:32,174 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:29:32,573 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:29:32,903 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:29:33,811 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:29:34,188 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:34,580 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:34,978 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:29:35,368 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:29:35,746 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:29:36,134 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:29:36,525 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:29:36,700 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:29:37,055 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 21:29:37,970 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:29:38,161 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:29:38,341 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 21:29:38,531 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 21:29:38,915 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:39,113 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:29:39,466 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 21:29:39,823 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:29:40,210 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:29:40,589 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:29:40,974 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:29:41,346 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:29:41,724 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:29:42,089 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:42,459 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:29:42,641 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:42,992 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:29:43,171 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:29:43,534 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:29:43,901 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:29:44,080 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:29:44,254 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:29:44,593 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:29:44,764 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:29:44,946 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:29:45,128 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:29:45,402 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:29:45,959 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:29:46,425 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:29:47,376 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:29:47,556 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:29:48,511 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:29:48,682 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:29:49,150 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:29:49,614 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:29:50,104 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:29:50,377 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:29:50,852 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:29:51,326 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:29:51,703 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:29:52,025 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:29:52,403 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:29:52,755 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:29:53,128 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:29:53,509 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:29:53,887 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:29:54,075 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:29:54,453 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:29:54,808 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:29:55,170 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:29:55,542 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:29:55,899 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:29:56,253 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:29:56,637 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:56,960 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:29:57,825 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:29:58,196 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:29:58,580 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:59,014 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:29:59,396 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:29:59,767 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:30:00,141 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:00,525 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:30:00,690 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:30:01,032 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:30:01,916 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:30:02,099 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 21:30:02,269 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:30:02,450 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:30:02,829 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:30:03,022 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:30:03,363 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:30:03,709 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:30:04,081 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:30:04,452 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:30:04,823 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:30:05,187 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:30:05,551 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:30:05,902 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:30:06,257 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:30:07,427 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:30:07,597 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:30:08,088 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:30:08,450 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:30:08,783 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:30:09,267 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:30:09,623 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:30:09,953 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:30:10,853 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:30:11,166 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:30:11,495 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:30:11,665 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:30:12,352 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:30:12,683 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:30:13,000 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:30:13,330 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:30:13,669 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:30:14,866 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:15,206 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:15,380 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:15,840 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-09-04 21:30:16,274 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2020-09-04 21:30:16,613 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:16,971 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:30:17,127 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:30:17,467 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:17,936 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 21:30:18,367 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:30:18,697 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:30:19,067 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:30:19,235 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:19,666 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 21:30:20,094 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:30:20,516 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 21:30:20,687 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:20,863 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:30:21,029 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:21,381 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:21,557 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:30:21,890 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:22,748 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2020-09-04 21:30:22,920 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:30:23,083 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:30:23,495 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:30:23,831 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:30:24,241 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:30:24,621 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:30:25,024 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:30:25,436 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 21:30:25,828 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:30:26,028 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:30:26,420 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:30:26,804 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:27,180 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:30:27,582 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:30:27,952 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:30:28,321 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:30:28,735 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:30:29,073 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:30:30,012 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 21:30:30,397 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:30:30,796 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:30:31,210 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:30:31,607 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:30:31,993 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:32,397 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:30:32,796 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:30:32,981 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 21:30:33,351 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 21:30:34,301 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 21:30:34,504 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 21:30:34,694 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 21:30:34,896 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:30:35,287 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:30:35,491 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:30:35,858 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 21:30:36,229 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:36,631 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:30:37,016 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:30:37,416 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:30:37,795 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:30:38,187 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:38,566 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:30:38,951 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:30:39,351 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:30:43,118 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 461 DAG size of output: 362 [2020-09-04 21:30:43,290 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:43,640 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:43,811 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:44,164 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:44,525 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:44,696 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:44,862 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:30:45,201 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:45,372 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:45,546 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:45,719 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:46,636 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:46,984 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:30:47,361 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:30:47,709 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:30:48,102 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:30:48,477 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:30:49,466 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:30:49,836 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:30:50,213 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:30:50,569 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:50,928 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:51,278 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:51,553 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:30:52,111 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:30:52,577 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:30:53,528 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:30:53,704 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:30:54,660 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:30:54,832 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:30:55,299 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:30:55,764 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:30:56,252 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:30:56,525 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:30:57,001 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:30:57,475 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-09-04 21:30:58,460 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:30:58,632 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:58,804 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:30:59,141 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:30:59,315 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:59,486 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:30:59,851 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:00,202 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:00,559 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:00,925 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:01,275 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:01,463 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:01,634 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:01,971 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:02,306 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:02,679 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:02,847 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:03,202 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:03,368 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:03,545 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:03,907 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:04,083 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:04,372 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 194 [2020-09-04 21:31:04,487 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:31:04,681 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 25 [2020-09-04 21:31:04,841 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 17 [2020-09-04 21:31:05,060 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 25 [2020-09-04 21:31:05,281 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 26 [2020-09-04 21:31:05,469 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 25 [2020-09-04 21:31:05,629 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:31:05,910 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 193 [2020-09-04 21:31:06,136 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 26 [2020-09-04 21:31:06,793 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2020-09-04 21:31:07,276 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 225 [2020-09-04 21:31:07,562 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 194 [2020-09-04 21:31:07,782 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 26 [2020-09-04 21:31:08,056 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 192 [2020-09-04 21:31:08,169 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 23 [2020-09-04 21:31:08,320 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:31:08,475 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 28 [2020-09-04 21:31:09,131 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2020-09-04 21:31:09,412 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 200 [2020-09-04 21:31:09,699 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 194 [2020-09-04 21:31:09,810 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 22 [2020-09-04 21:31:09,981 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:10,199 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 26 [2020-09-04 21:31:10,367 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:10,584 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 25 [2020-09-04 21:31:10,768 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:10,934 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:11,098 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:11,254 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 17 [2020-09-04 21:31:11,427 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 26 [2020-09-04 21:31:12,416 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:31:12,588 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:12,760 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:31:13,098 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:31:13,271 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:13,443 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:13,805 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:14,156 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:14,513 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:14,879 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:15,232 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:15,419 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:15,591 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:15,927 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:16,262 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:16,635 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:16,805 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:17,159 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:17,326 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:17,502 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:17,865 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:18,040 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:18,380 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:31:18,555 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:18,726 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:19,081 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:19,439 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:19,769 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:20,125 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:20,456 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:20,820 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:21,507 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:31:21,841 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:22,176 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:22,511 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:22,683 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:22,854 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:23,025 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:31:23,513 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:31:23,874 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:24,185 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:31:24,665 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:31:25,025 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:25,356 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:25,527 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:31:26,426 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:31:26,601 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:31:26,953 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:27,129 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:27,296 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:27,472 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:31:27,638 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:31:27,952 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:31:28,126 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:31:28,490 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:30,890 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 398 DAG size of output: 317 [2020-09-04 21:31:31,564 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:31,722 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:31:32,215 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:31:32,422 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:31:32,583 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:32,740 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:32,912 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2020-09-04 21:31:33,087 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 21:31:33,251 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:33,408 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:33,904 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:31:34,075 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 21:31:34,445 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:34,615 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:31:35,105 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:31:35,467 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:35,799 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:36,283 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:31:36,639 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:36,967 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:37,867 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 229 [2020-09-04 21:31:38,179 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:31:38,508 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:38,677 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:31:39,364 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:31:39,694 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:40,011 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:31:40,342 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:40,680 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:40,840 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:40,998 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:31:41,490 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:31:41,646 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 25 [2020-09-04 21:31:41,807 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:41,964 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:42,134 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 26 [2020-09-04 21:31:42,314 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 21:31:42,477 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:42,635 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 26 [2020-09-04 21:31:43,129 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:31:43,300 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 21:31:44,776 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 256 DAG size of output: 248 [2020-09-04 21:31:45,170 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:31:45,492 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:31:45,871 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:31:46,222 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:31:46,595 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:31:46,976 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:31:48,248 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:31:49,485 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:31:49,861 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:31:50,049 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:31:50,426 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:31:50,781 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:51,144 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:31:51,833 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 207 [2020-09-04 21:31:52,205 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:31:52,561 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:52,915 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:53,299 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:31:53,622 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:31:54,487 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:31:54,857 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:31:55,241 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:31:55,624 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:31:56,009 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:31:56,381 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:31:56,755 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:31:57,139 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:31:57,304 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:31:57,646 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:31:58,525 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:31:58,707 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 200 [2020-09-04 21:31:58,877 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:31:59,057 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:31:59,433 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:31:59,626 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:31:59,966 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:32:00,310 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:00,683 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:32:01,054 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:32:01,425 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:32:01,790 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:32:02,152 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:32:02,503 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:32:02,858 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:32:03,026 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:32:03,186 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:32:03,524 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:03,690 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:32:03,861 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:04,032 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:04,189 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:32:04,870 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 21:32:05,055 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:05,221 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:05,566 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:32:05,887 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:32:06,051 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:32:06,222 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:32:07,219 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:32:08,062 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:32:08,224 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:32:08,580 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:09,101 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 199 [2020-09-04 21:32:09,440 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:09,785 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:10,114 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:10,451 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:10,781 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:10,945 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:11,487 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 200 [2020-09-04 21:32:11,850 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:12,532 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 21:32:13,054 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:32:13,222 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:13,584 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:13,750 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:13,916 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:14,246 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:14,417 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:14,755 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:14,926 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:15,094 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:15,540 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:32:15,864 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:32:16,231 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:32:16,398 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:16,967 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:32:17,325 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:17,647 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:32:18,000 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:18,394 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 197 [2020-09-04 21:32:18,565 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:18,737 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:19,118 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 200 [2020-09-04 21:32:19,439 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:32:20,250 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:32:20,585 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:20,938 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:21,335 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 198 [2020-09-04 21:32:21,989 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:32:22,161 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:22,489 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:22,662 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:22,992 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:23,155 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:32:23,506 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:24,499 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:32:24,880 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:25,407 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 199 [2020-09-04 21:32:25,753 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:26,085 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:26,423 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:26,760 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:26,925 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:27,096 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:32:27,416 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:32:28,036 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:32:28,198 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:32:28,370 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:29,053 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 198 [2020-09-04 21:32:29,214 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:30,212 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 201 [2020-09-04 21:32:30,383 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:32:30,744 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:31,088 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:31,432 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:31,768 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:32,755 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:32:33,118 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:34,083 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:32:34,406 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:32:34,572 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:34,740 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:32:35,083 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:35,426 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:35,763 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:36,332 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 21:32:36,508 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:36,679 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:37,033 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:37,369 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:37,735 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:37,906 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:38,257 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:38,608 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:38,972 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:39,323 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:39,488 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:32:39,844 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:40,166 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:32:40,332 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:40,493 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:40,828 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:40,999 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:32:41,169 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:32:41,325 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-04 21:32:41,499 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:41,671 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:41,832 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 21:32:41,996 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:32:42,349 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:42,701 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:42,899 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:43,079 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:43,417 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:43,753 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:43,934 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:32:44,297 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:44,665 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 21:32:44,853 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:32:45,221 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 21:32:45,602 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:32:45,983 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:32:46,156 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:46,339 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:32:46,522 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:32:46,867 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:47,041 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:32:47,379 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:47,742 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:48,077 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:48,455 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:48,815 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:49,173 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:49,535 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:49,713 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:50,643 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:32:50,838 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:51,293 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:32:51,740 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:32:52,012 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:32:52,461 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:32:53,021 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:53,943 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:32:54,438 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:54,711 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:32:55,164 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:32:55,617 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:32:55,804 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:56,741 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:32:56,935 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:32:57,394 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:32:57,845 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:32:58,118 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:32:58,569 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:32:59,128 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:33:00,057 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:33:00,549 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 21:33:00,822 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:33:01,279 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:33:01,737 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:33:01,917 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:33:02,847 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:33:03,043 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:33:03,498 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:33:03,945 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:33:04,218 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:33:04,665 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:33:05,225 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:33:06,147 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:33:06,641 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:33:06,914 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:33:07,367 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:33:07,822 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:33:08,185 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:33:08,387 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:33:08,556 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:33:08,727 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:33:08,901 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:33:09,252 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:33:09,605 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:33:09,949 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:33:10,120 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:33:10,291 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:33:10,463 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:33:11,220 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 243 [2020-09-04 21:33:11,927 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:12,631 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:33:13,578 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-09-04 21:33:14,518 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:33:14,958 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:15,397 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:16,341 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 238 [2020-09-04 21:33:16,961 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:33:17,492 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 21:33:18,239 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 243 [2020-09-04 21:33:18,825 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 213 [2020-09-04 21:33:19,572 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:33:20,252 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 21:33:20,984 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:33:21,439 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 21:33:21,935 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:22,720 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:33:23,418 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:24,142 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 21:33:24,865 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 21:33:25,871 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:33:26,578 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:27,608 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 249 DAG size of output: 237 [2020-09-04 21:33:28,401 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:33:29,142 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:29,863 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:33:30,768 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 21:33:31,488 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:33:31,988 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:32,879 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:33:33,315 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:34,202 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 21:33:35,117 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 21:33:35,536 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 195 [2020-09-04 21:33:35,969 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:36,658 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2020-09-04 21:33:37,973 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-09-04 21:33:38,759 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:33:39,198 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:39,637 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:40,130 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 207 [2020-09-04 21:33:40,571 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 21:33:41,069 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 209 [2020-09-04 21:33:41,855 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:33:42,562 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:43,272 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:44,014 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:44,603 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 214 [2020-09-04 21:33:45,161 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 229 [2020-09-04 21:33:45,951 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:33:46,503 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 21:33:47,209 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:48,156 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:33:48,871 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:33:49,655 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:33:50,360 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:33:51,156 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:33:51,939 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:33:52,442 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:52,883 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:53,570 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:33:54,364 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:33:55,148 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:33:55,642 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:56,080 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:33:56,807 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231