/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:00:23,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:00:23,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:00:23,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:00:23,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:00:23,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:00:23,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:00:23,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:00:23,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:00:23,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:00:23,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:00:23,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:00:23,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:00:23,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:00:23,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:00:23,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:00:23,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:00:23,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:00:23,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:00:23,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:00:23,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:00:23,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:00:23,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:00:23,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:00:23,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:00:23,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:00:23,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:00:23,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:00:23,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:00:23,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:00:23,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:00:23,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:00:23,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:00:23,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:00:23,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:00:23,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:00:23,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:00:23,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:00:23,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:00:23,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:00:23,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:00:23,653 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 16:00:23,665 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:00:23,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:00:23,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:00:23,667 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:00:23,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:00:23,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:00:23,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:00:23,668 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:00:23,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:00:23,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:00:23,669 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:00:23,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:00:23,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:00:23,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:00:23,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:00:23,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:00:23,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:00:23,671 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:00:24,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:00:24,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:00:24,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:00:24,130 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:00:24,130 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:00:24,132 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-09-04 16:00:24,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8da0e8d66/ea5f759f865b4ce3a4ede6396aaeb5cd/FLAG9eb82ce87 [2020-09-04 16:00:24,867 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:00:24,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-09-04 16:00:24,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8da0e8d66/ea5f759f865b4ce3a4ede6396aaeb5cd/FLAG9eb82ce87 [2020-09-04 16:00:25,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8da0e8d66/ea5f759f865b4ce3a4ede6396aaeb5cd [2020-09-04 16:00:25,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:00:25,129 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:00:25,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:00:25,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:00:25,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:00:25,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25, skipping insertion in model container [2020-09-04 16:00:25,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:00:25,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:00:25,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:00:25,706 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:00:25,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:00:25,873 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:00:25,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25 WrapperNode [2020-09-04 16:00:25,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:00:25,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:00:25,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:00:25,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:00:25,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (1/1) ... [2020-09-04 16:00:25,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:00:25,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:00:25,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:00:25,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:00:25,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (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 16:00:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:00:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:00:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 16:00:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 16:00:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 16:00:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 16:00:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:00:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:00:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 16:00:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:00:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 16:00:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 16:00:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 16:00:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 16:00:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 16:00:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 16:00:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 16:00:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 16:00:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 16:00:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 16:00:26,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 16:00:26,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 16:00:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 16:00:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 16:00:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 16:00:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 16:00:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 16:00:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 16:00:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 16:00:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 16:00:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 16:00:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:00:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 16:00:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 16:00:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 16:00:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 16:00:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 16:00:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 16:00:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:00:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:00:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 16:00:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 16:00:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 16:00:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 16:00:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 16:00:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:00:26,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:00:26,110 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 16:00:26,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 16:00:26,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 16:00:26,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:00:26,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:00:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:00:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 16:00:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:00:26,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 16:00:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 16:00:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:00:26,114 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 16:00:26,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 16:00:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 16:00:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 16:00:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:00:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 16:00:26,116 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 16:00:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:00:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:00:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:00:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:00:27,297 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:00:27,298 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 16:00:27,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:00:27 BoogieIcfgContainer [2020-09-04 16:00:27,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:00:27,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:00:27,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:00:27,316 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:00:27,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:00:25" (1/3) ... [2020-09-04 16:00:27,317 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d823786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:00:27, skipping insertion in model container [2020-09-04 16:00:27,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:00:25" (2/3) ... [2020-09-04 16:00:27,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d823786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:00:27, skipping insertion in model container [2020-09-04 16:00:27,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:00:27" (3/3) ... [2020-09-04 16:00:27,321 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-09-04 16:00:27,332 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:00:27,342 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:00:27,361 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:00:27,385 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:00:27,385 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:00:27,385 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:00:27,385 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:00:27,386 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:00:27,386 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:00:27,386 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:00:27,386 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:00:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states. [2020-09-04 16:00:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 16:00:27,435 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:27,436 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 16:00:27,437 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:27,445 INFO L82 PathProgramCache]: Analyzing trace with hash 442401887, now seen corresponding path program 1 times [2020-09-04 16:00:27,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:27,456 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [960523991] [2020-09-04 16:00:27,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:27,541 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,312 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:28,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 16:00:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 16:00:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:00:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:28,576 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 16:00:28,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [960523991] [2020-09-04 16:00:28,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:28,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 16:00:28,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134586290] [2020-09-04 16:00:28,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 16:00:28,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:28,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 16:00:28,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:00:28,609 INFO L87 Difference]: Start difference. First operand 359 states. Second operand 4 states. [2020-09-04 16:00:29,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:29,998 INFO L93 Difference]: Finished difference Result 579 states and 678 transitions. [2020-09-04 16:00:29,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 16:00:30,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 16:00:30,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:30,022 INFO L225 Difference]: With dead ends: 579 [2020-09-04 16:00:30,022 INFO L226 Difference]: Without dead ends: 356 [2020-09-04 16:00:30,029 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 16:00:30,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-09-04 16:00:30,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 308. [2020-09-04 16:00:30,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2020-09-04 16:00:30,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 338 transitions. [2020-09-04 16:00:30,239 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 338 transitions. Word has length 160 [2020-09-04 16:00:30,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:30,240 INFO L479 AbstractCegarLoop]: Abstraction has 308 states and 338 transitions. [2020-09-04 16:00:30,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 16:00:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 338 transitions. [2020-09-04 16:00:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 16:00:30,245 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:30,246 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 16:00:30,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:00:30,246 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:30,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:30,247 INFO L82 PathProgramCache]: Analyzing trace with hash 61425479, now seen corresponding path program 1 times [2020-09-04 16:00:30,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:30,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [508473165] [2020-09-04 16:00:30,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:30,250 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,645 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:30,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:00:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:00:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:30,774 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 16:00:30,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [508473165] [2020-09-04 16:00:30,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:30,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 16:00:30,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131656082] [2020-09-04 16:00:30,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 16:00:30,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:30,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 16:00:30,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 16:00:30,778 INFO L87 Difference]: Start difference. First operand 308 states and 338 transitions. Second operand 5 states. [2020-09-04 16:00:31,461 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:32,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:32,901 INFO L93 Difference]: Finished difference Result 508 states and 574 transitions. [2020-09-04 16:00:32,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 16:00:32,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 16:00:32,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:32,906 INFO L225 Difference]: With dead ends: 508 [2020-09-04 16:00:32,906 INFO L226 Difference]: Without dead ends: 345 [2020-09-04 16:00:32,909 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 16:00:32,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-09-04 16:00:32,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 298. [2020-09-04 16:00:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-09-04 16:00:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 325 transitions. [2020-09-04 16:00:32,983 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 325 transitions. Word has length 161 [2020-09-04 16:00:32,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:32,984 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 325 transitions. [2020-09-04 16:00:32,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 16:00:32,984 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 325 transitions. [2020-09-04 16:00:32,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 16:00:32,987 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:32,987 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 16:00:32,987 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:00:32,988 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:32,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:32,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1225629302, now seen corresponding path program 1 times [2020-09-04 16:00:32,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:32,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1267870216] [2020-09-04 16:00:32,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:32,992 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,409 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:33,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:00:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:00:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 16:00:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,606 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 16:00:33,607 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1267870216] [2020-09-04 16:00:33,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:33,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:00:33,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030646997] [2020-09-04 16:00:33,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:00:33,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:33,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:00:33,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:00:33,609 INFO L87 Difference]: Start difference. First operand 298 states and 325 transitions. Second operand 10 states. [2020-09-04 16:00:34,212 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:34,628 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:34,943 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:35,293 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:35,645 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:35,954 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:37,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:37,985 INFO L93 Difference]: Finished difference Result 528 states and 600 transitions. [2020-09-04 16:00:37,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 16:00:37,986 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 16:00:37,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:37,989 INFO L225 Difference]: With dead ends: 528 [2020-09-04 16:00:37,990 INFO L226 Difference]: Without dead ends: 345 [2020-09-04 16:00:37,991 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:00:37,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2020-09-04 16:00:38,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 298. [2020-09-04 16:00:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-09-04 16:00:38,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 324 transitions. [2020-09-04 16:00:38,069 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 324 transitions. Word has length 170 [2020-09-04 16:00:38,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:38,070 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 324 transitions. [2020-09-04 16:00:38,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:00:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 324 transitions. [2020-09-04 16:00:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-09-04 16:00:38,073 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:38,074 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] [2020-09-04 16:00:38,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:00:38,074 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:38,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:38,075 INFO L82 PathProgramCache]: Analyzing trace with hash -2117137361, now seen corresponding path program 1 times [2020-09-04 16:00:38,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:38,076 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [973812057] [2020-09-04 16:00:38,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:38,078 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,449 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:38,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:00:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:00:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-09-04 16:00:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-04 16:00:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:38,665 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 16:00:38,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [973812057] [2020-09-04 16:00:38,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:38,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 16:00:38,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718394965] [2020-09-04 16:00:38,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 16:00:38,669 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:38,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 16:00:38,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 16:00:38,670 INFO L87 Difference]: Start difference. First operand 298 states and 324 transitions. Second operand 7 states. [2020-09-04 16:00:39,339 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:41,288 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:42,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:42,095 INFO L93 Difference]: Finished difference Result 687 states and 788 transitions. [2020-09-04 16:00:42,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:00:42,096 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 188 [2020-09-04 16:00:42,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:42,101 INFO L225 Difference]: With dead ends: 687 [2020-09-04 16:00:42,101 INFO L226 Difference]: Without dead ends: 504 [2020-09-04 16:00:42,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:00:42,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2020-09-04 16:00:42,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 436. [2020-09-04 16:00:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2020-09-04 16:00:42,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 471 transitions. [2020-09-04 16:00:42,256 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 471 transitions. Word has length 188 [2020-09-04 16:00:42,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:42,257 INFO L479 AbstractCegarLoop]: Abstraction has 436 states and 471 transitions. [2020-09-04 16:00:42,257 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 16:00:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 471 transitions. [2020-09-04 16:00:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 16:00:42,260 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:42,260 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:42,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 16:00:42,261 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:42,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:42,261 INFO L82 PathProgramCache]: Analyzing trace with hash -491868386, now seen corresponding path program 1 times [2020-09-04 16:00:42,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:42,262 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279433359] [2020-09-04 16:00:42,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:42,264 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,710 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:42,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:00:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:00:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 16:00:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 16:00:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:42,981 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 16:00:42,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279433359] [2020-09-04 16:00:42,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:42,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:00:42,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687528549] [2020-09-04 16:00:42,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:00:42,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:42,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:00:42,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:00:42,984 INFO L87 Difference]: Start difference. First operand 436 states and 471 transitions. Second operand 10 states. [2020-09-04 16:00:43,490 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:44,352 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:44,649 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:45,946 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:46,234 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:46,586 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:47,090 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:47,385 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:47,673 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:48,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:48,503 INFO L93 Difference]: Finished difference Result 824 states and 926 transitions. [2020-09-04 16:00:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 16:00:48,503 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 212 [2020-09-04 16:00:48,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:48,507 INFO L225 Difference]: With dead ends: 824 [2020-09-04 16:00:48,508 INFO L226 Difference]: Without dead ends: 503 [2020-09-04 16:00:48,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 42 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 16:00:48,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-09-04 16:00:48,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 435. [2020-09-04 16:00:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-09-04 16:00:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 468 transitions. [2020-09-04 16:00:48,678 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 468 transitions. Word has length 212 [2020-09-04 16:00:48,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:48,679 INFO L479 AbstractCegarLoop]: Abstraction has 435 states and 468 transitions. [2020-09-04 16:00:48,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:00:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 468 transitions. [2020-09-04 16:00:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:00:48,683 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:48,684 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:48,684 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 16:00:48,684 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:48,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:48,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1974370414, now seen corresponding path program 1 times [2020-09-04 16:00:48,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:48,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40976352] [2020-09-04 16:00:48,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:48,689 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,026 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:49,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:00:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:00:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:00:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:00:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:00:49,273 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40976352] [2020-09-04 16:00:49,274 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:49,274 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:00:49,274 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599345521] [2020-09-04 16:00:49,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:00:49,275 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:49,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:00:49,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:00:49,275 INFO L87 Difference]: Start difference. First operand 435 states and 468 transitions. Second operand 10 states. [2020-09-04 16:00:50,687 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:51,004 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:51,360 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:51,667 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:51,971 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:52,253 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:53,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:53,523 INFO L93 Difference]: Finished difference Result 827 states and 934 transitions. [2020-09-04 16:00:53,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 16:00:53,524 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 235 [2020-09-04 16:00:53,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:53,529 INFO L225 Difference]: With dead ends: 827 [2020-09-04 16:00:53,529 INFO L226 Difference]: Without dead ends: 507 [2020-09-04 16:00:53,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:00:53,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2020-09-04 16:00:53,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 443. [2020-09-04 16:00:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-09-04 16:00:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 476 transitions. [2020-09-04 16:00:53,680 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 476 transitions. Word has length 235 [2020-09-04 16:00:53,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:53,680 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 476 transitions. [2020-09-04 16:00:53,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:00:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 476 transitions. [2020-09-04 16:00:53,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:00:53,684 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:53,684 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:53,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 16:00:53,685 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:53,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:53,685 INFO L82 PathProgramCache]: Analyzing trace with hash -220207118, now seen corresponding path program 1 times [2020-09-04 16:00:53,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:53,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [626443395] [2020-09-04 16:00:53,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:53,688 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,018 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:54,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:00:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:00:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:00:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:00:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:00:54,309 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [626443395] [2020-09-04 16:00:54,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:54,310 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 16:00:54,310 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520749758] [2020-09-04 16:00:54,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 16:00:54,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:54,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 16:00:54,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 16:00:54,312 INFO L87 Difference]: Start difference. First operand 443 states and 476 transitions. Second operand 13 states. [2020-09-04 16:00:54,951 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:55,264 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:55,575 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:55,919 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:56,207 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:57,259 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:57,564 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:57,880 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:58,196 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:58,494 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:00,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:00,244 INFO L93 Difference]: Finished difference Result 844 states and 952 transitions. [2020-09-04 16:01:00,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:01:00,246 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 235 [2020-09-04 16:01:00,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:00,251 INFO L225 Difference]: With dead ends: 844 [2020-09-04 16:01:00,251 INFO L226 Difference]: Without dead ends: 516 [2020-09-04 16:01:00,252 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 16:01:00,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-09-04 16:01:00,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 449. [2020-09-04 16:01:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-09-04 16:01:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 482 transitions. [2020-09-04 16:01:00,367 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 482 transitions. Word has length 235 [2020-09-04 16:01:00,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:00,368 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 482 transitions. [2020-09-04 16:01:00,368 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 16:01:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 482 transitions. [2020-09-04 16:01:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:01:00,371 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:00,371 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:01:00,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 16:01:00,372 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:00,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:00,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1551705169, now seen corresponding path program 1 times [2020-09-04 16:01:00,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:00,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507564672] [2020-09-04 16:01:00,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:00,376 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,745 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:00,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:01:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:01:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:01:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:00,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:01:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:01:01,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [507564672] [2020-09-04 16:01:01,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:01,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 16:01:01,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713203936] [2020-09-04 16:01:01,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 16:01:01,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:01,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 16:01:01,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 16:01:01,025 INFO L87 Difference]: Start difference. First operand 449 states and 482 transitions. Second operand 7 states. [2020-09-04 16:01:01,563 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:02,340 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:04,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:04,826 INFO L93 Difference]: Finished difference Result 1105 states and 1271 transitions. [2020-09-04 16:01:04,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:01:04,827 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 235 [2020-09-04 16:01:04,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:04,831 INFO L225 Difference]: With dead ends: 1105 [2020-09-04 16:01:04,831 INFO L226 Difference]: Without dead ends: 771 [2020-09-04 16:01:04,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:01:04,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-09-04 16:01:05,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 702. [2020-09-04 16:01:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 702 states. [2020-09-04 16:01:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 774 transitions. [2020-09-04 16:01:05,014 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 774 transitions. Word has length 235 [2020-09-04 16:01:05,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:05,015 INFO L479 AbstractCegarLoop]: Abstraction has 702 states and 774 transitions. [2020-09-04 16:01:05,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 16:01:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 774 transitions. [2020-09-04 16:01:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-04 16:01:05,018 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:05,018 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:01:05,018 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 16:01:05,018 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:05,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:05,019 INFO L82 PathProgramCache]: Analyzing trace with hash -722780298, now seen corresponding path program 1 times [2020-09-04 16:01:05,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:05,019 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [851451601] [2020-09-04 16:01:05,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:05,022 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,452 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:05,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 16:01:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 16:01:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 16:01:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 16:01:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:01:05,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [851451601] [2020-09-04 16:01:05,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:05,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 16:01:05,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402513681] [2020-09-04 16:01:05,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 16:01:05,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:05,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 16:01:05,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 16:01:05,754 INFO L87 Difference]: Start difference. First operand 702 states and 774 transitions. Second operand 14 states. [2020-09-04 16:01:06,496 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:01:07,425 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:09,303 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 16:01:09,906 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:01:10,302 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:10,622 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:11,241 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 16:01:11,547 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:11,912 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:12,234 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:14,299 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:14,607 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:14,984 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:15,690 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:01:17,437 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:01:18,022 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:01:18,727 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:01:19,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:19,377 INFO L93 Difference]: Finished difference Result 1942 states and 2227 transitions. [2020-09-04 16:01:19,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 16:01:19,378 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 240 [2020-09-04 16:01:19,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:19,387 INFO L225 Difference]: With dead ends: 1942 [2020-09-04 16:01:19,387 INFO L226 Difference]: Without dead ends: 1463 [2020-09-04 16:01:19,390 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 643 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=510, Invalid=1940, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 16:01:19,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1463 states. [2020-09-04 16:01:19,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1463 to 1283. [2020-09-04 16:01:19,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2020-09-04 16:01:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1403 transitions. [2020-09-04 16:01:19,806 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1403 transitions. Word has length 240 [2020-09-04 16:01:19,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:19,807 INFO L479 AbstractCegarLoop]: Abstraction has 1283 states and 1403 transitions. [2020-09-04 16:01:19,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 16:01:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1403 transitions. [2020-09-04 16:01:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-09-04 16:01:19,811 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:19,811 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 16:01:19,812 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 16:01:19,812 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:19,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:19,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1992199050, now seen corresponding path program 1 times [2020-09-04 16:01:19,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:19,813 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1795103107] [2020-09-04 16:01:19,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:19,856 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,227 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:20,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:01:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-04 16:01:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-09-04 16:01:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-09-04 16:01:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:01:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 16:01:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-09-04 16:01:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:01:20,730 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1795103107] [2020-09-04 16:01:20,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:20,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:01:20,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451566938] [2020-09-04 16:01:20,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:01:20,732 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:20,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:01:20,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:01:20,732 INFO L87 Difference]: Start difference. First operand 1283 states and 1403 transitions. Second operand 18 states. [2020-09-04 16:01:21,537 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:21,879 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:22,186 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:22,488 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:22,781 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:23,755 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:24,122 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:01:24,444 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:24,952 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:25,343 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:01:26,654 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:01:27,049 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:01:27,896 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:28,613 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:29,453 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:01:30,097 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:01:30,676 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:01:31,099 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:31,905 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:32,543 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:01:32,937 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:01:33,919 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:34,640 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:01:35,282 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:01:36,238 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 16:01:37,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:37,345 INFO L93 Difference]: Finished difference Result 2695 states and 3008 transitions. [2020-09-04 16:01:37,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-09-04 16:01:37,345 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 350 [2020-09-04 16:01:37,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:37,355 INFO L225 Difference]: With dead ends: 2695 [2020-09-04 16:01:37,355 INFO L226 Difference]: Without dead ends: 1630 [2020-09-04 16:01:37,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1217 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=815, Invalid=3877, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 16:01:37,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1630 states. [2020-09-04 16:01:38,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1630 to 1494. [2020-09-04 16:01:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1494 states. [2020-09-04 16:01:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 1642 transitions. [2020-09-04 16:01:38,146 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 1642 transitions. Word has length 350 [2020-09-04 16:01:38,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:38,147 INFO L479 AbstractCegarLoop]: Abstraction has 1494 states and 1642 transitions. [2020-09-04 16:01:38,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:01:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1642 transitions. [2020-09-04 16:01:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2020-09-04 16:01:38,155 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:38,155 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:01:38,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:01:38,155 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:38,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:38,156 INFO L82 PathProgramCache]: Analyzing trace with hash 2097461854, now seen corresponding path program 1 times [2020-09-04 16:01:38,156 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:38,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2099080576] [2020-09-04 16:01:38,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:38,184 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,556 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:38,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:01:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:01:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:01:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:38,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:01:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 16:01:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:01:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:01:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 16:01:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 16:01:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2020-09-04 16:01:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:01:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:01:39,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2099080576] [2020-09-04 16:01:39,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:39,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:01:39,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270854418] [2020-09-04 16:01:39,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:01:39,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:39,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:01:39,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:01:39,449 INFO L87 Difference]: Start difference. First operand 1494 states and 1642 transitions. Second operand 16 states. [2020-09-04 16:01:41,518 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:41,835 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:42,166 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:42,499 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:42,817 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:43,114 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:44,830 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:45,165 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:47,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:47,080 INFO L93 Difference]: Finished difference Result 3722 states and 4214 transitions. [2020-09-04 16:01:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 16:01:47,081 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 539 [2020-09-04 16:01:47,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:47,092 INFO L225 Difference]: With dead ends: 3722 [2020-09-04 16:01:47,093 INFO L226 Difference]: Without dead ends: 2216 [2020-09-04 16:01:47,098 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 122 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 16:01:47,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2216 states. [2020-09-04 16:01:47,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2216 to 1895. [2020-09-04 16:01:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1895 states. [2020-09-04 16:01:47,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1895 states and 2116 transitions. [2020-09-04 16:01:47,979 INFO L78 Accepts]: Start accepts. Automaton has 1895 states and 2116 transitions. Word has length 539 [2020-09-04 16:01:47,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:47,980 INFO L479 AbstractCegarLoop]: Abstraction has 1895 states and 2116 transitions. [2020-09-04 16:01:47,980 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:01:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2116 transitions. [2020-09-04 16:01:47,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2020-09-04 16:01:47,988 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:47,989 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-09-04 16:01:47,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:01:47,989 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:47,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:47,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1321160663, now seen corresponding path program 1 times [2020-09-04 16:01:47,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:47,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2061514576] [2020-09-04 16:01:47,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:48,013 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,483 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:01:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:01:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:01:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:01:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2020-09-04 16:01:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:01:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:01:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 16:01:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 16:01:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:48,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:01:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2020-09-04 16:01:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:01:49,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2061514576] [2020-09-04 16:01:49,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:49,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:01:49,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093099413] [2020-09-04 16:01:49,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:01:49,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:49,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:01:49,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:01:49,370 INFO L87 Difference]: Start difference. First operand 1895 states and 2116 transitions. Second operand 18 states. [2020-09-04 16:01:49,953 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:50,368 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:50,690 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:51,010 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:51,327 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:51,632 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:52,575 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:52,989 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:54,802 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:55,282 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:55,741 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:56,406 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:57,539 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:57,838 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:59,428 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:59,760 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:00,073 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:01,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:01,134 INFO L93 Difference]: Finished difference Result 3553 states and 4008 transitions. [2020-09-04 16:02:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 16:02:01,134 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 549 [2020-09-04 16:02:01,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:01,144 INFO L225 Difference]: With dead ends: 3553 [2020-09-04 16:02:01,144 INFO L226 Difference]: Without dead ends: 1908 [2020-09-04 16:02:01,150 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 497 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=432, Invalid=1824, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 16:02:01,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2020-09-04 16:02:02,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1831. [2020-09-04 16:02:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2020-09-04 16:02:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2025 transitions. [2020-09-04 16:02:02,081 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2025 transitions. Word has length 549 [2020-09-04 16:02:02,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:02,081 INFO L479 AbstractCegarLoop]: Abstraction has 1831 states and 2025 transitions. [2020-09-04 16:02:02,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:02:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2025 transitions. [2020-09-04 16:02:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2020-09-04 16:02:02,090 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:02,091 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:02:02,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:02:02,091 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:02,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:02,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1724611589, now seen corresponding path program 1 times [2020-09-04 16:02:02,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:02,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1852330152] [2020-09-04 16:02:02,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:02,117 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,591 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:02:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:02:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:02:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-04 16:02:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:02,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:02:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 16:02:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 16:02:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:02:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2020-09-04 16:02:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 16:02:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:03,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1852330152] [2020-09-04 16:02:03,338 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:03,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:02:03,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905565048] [2020-09-04 16:02:03,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:02:03,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:03,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:02:03,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:02:03,341 INFO L87 Difference]: Start difference. First operand 1831 states and 2025 transitions. Second operand 16 states. [2020-09-04 16:02:03,947 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:05,131 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:06,932 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:07,294 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:07,696 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:08,086 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:08,403 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:08,736 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:09,072 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:09,440 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:09,805 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:10,218 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:10,564 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:10,947 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:13,061 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:13,699 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 16:02:14,299 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:02:14,656 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:15,025 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:02:15,364 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:02:18,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:18,083 INFO L93 Difference]: Finished difference Result 5262 states and 5917 transitions. [2020-09-04 16:02:18,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 16:02:18,084 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 554 [2020-09-04 16:02:18,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:18,101 INFO L225 Difference]: With dead ends: 5262 [2020-09-04 16:02:18,102 INFO L226 Difference]: Without dead ends: 3559 [2020-09-04 16:02:18,109 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 132 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=520, Invalid=2132, Unknown=0, NotChecked=0, Total=2652 [2020-09-04 16:02:18,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3559 states. [2020-09-04 16:02:19,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3559 to 3488. [2020-09-04 16:02:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3488 states. [2020-09-04 16:02:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 3831 transitions. [2020-09-04 16:02:19,771 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 3831 transitions. Word has length 554 [2020-09-04 16:02:19,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:19,771 INFO L479 AbstractCegarLoop]: Abstraction has 3488 states and 3831 transitions. [2020-09-04 16:02:19,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:02:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 3831 transitions. [2020-09-04 16:02:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2020-09-04 16:02:19,782 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:19,782 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:02:19,783 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:02:19,783 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:19,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:19,783 INFO L82 PathProgramCache]: Analyzing trace with hash -726314180, now seen corresponding path program 1 times [2020-09-04 16:02:19,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:19,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [893033720] [2020-09-04 16:02:19,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:19,805 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,265 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:20,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:02:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:02:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:02:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:02:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:02:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:02:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 16:02:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:02:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 16:02:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:20,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2020-09-04 16:02:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:21,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:21,134 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [893033720] [2020-09-04 16:02:21,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:21,134 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 16:02:21,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786419843] [2020-09-04 16:02:21,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 16:02:21,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:21,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 16:02:21,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 16:02:21,135 INFO L87 Difference]: Start difference. First operand 3488 states and 3831 transitions. Second operand 22 states. [2020-09-04 16:02:21,824 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:22,285 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:22,620 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:22,959 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:23,295 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:23,679 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:24,760 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:26,762 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:27,160 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:27,599 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:28,032 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:28,371 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:28,735 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:29,089 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:29,477 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:29,864 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:30,312 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:30,667 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:31,051 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:31,815 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:32,575 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:02:33,251 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:37,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:37,781 INFO L93 Difference]: Finished difference Result 6913 states and 7782 transitions. [2020-09-04 16:02:37,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-04 16:02:37,782 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 555 [2020-09-04 16:02:37,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:37,802 INFO L225 Difference]: With dead ends: 6913 [2020-09-04 16:02:37,803 INFO L226 Difference]: Without dead ends: 3791 [2020-09-04 16:02:37,813 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 133 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1153 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=833, Invalid=3589, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 16:02:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3791 states. [2020-09-04 16:02:38,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3791 to 3281. [2020-09-04 16:02:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3281 states. [2020-09-04 16:02:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 3281 states and 3585 transitions. [2020-09-04 16:02:38,948 INFO L78 Accepts]: Start accepts. Automaton has 3281 states and 3585 transitions. Word has length 555 [2020-09-04 16:02:38,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:38,949 INFO L479 AbstractCegarLoop]: Abstraction has 3281 states and 3585 transitions. [2020-09-04 16:02:38,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 16:02:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3585 transitions. [2020-09-04 16:02:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2020-09-04 16:02:38,959 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:38,960 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-09-04 16:02:38,960 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:02:38,960 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:38,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:38,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1996730543, now seen corresponding path program 1 times [2020-09-04 16:02:38,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:38,961 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [549594128] [2020-09-04 16:02:38,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:38,979 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,461 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:39,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:02:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:02:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:02:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:02:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:02:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:39,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:02:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 16:02:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 16:02:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 16:02:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 16:02:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2020-09-04 16:02:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:40,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:40,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [549594128] [2020-09-04 16:02:40,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:40,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:02:40,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983025396] [2020-09-04 16:02:40,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:02:40,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:40,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:02:40,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:02:40,300 INFO L87 Difference]: Start difference. First operand 3281 states and 3585 transitions. Second operand 17 states. [2020-09-04 16:02:40,938 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:42,654 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:43,796 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:44,147 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:44,797 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:02:45,132 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:46,172 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:02:46,502 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:47,123 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:02:47,762 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:02:48,460 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 16:02:49,106 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:02:49,432 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:51,778 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:52,135 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:53,901 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:55,124 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:55,509 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:56,171 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:56,520 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:57,192 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:02:57,526 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:58,139 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:58,506 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:58,934 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:02:59,302 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:04,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:04,335 INFO L93 Difference]: Finished difference Result 7844 states and 9005 transitions. [2020-09-04 16:03:04,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 16:03:04,335 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 560 [2020-09-04 16:03:04,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:04,364 INFO L225 Difference]: With dead ends: 7844 [2020-09-04 16:03:04,364 INFO L226 Difference]: Without dead ends: 5880 [2020-09-04 16:03:04,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 154 SyntacticMatches, 10 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2378 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=1179, Invalid=5961, Unknown=0, NotChecked=0, Total=7140 [2020-09-04 16:03:04,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5880 states. [2020-09-04 16:03:06,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5880 to 4818. [2020-09-04 16:03:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4818 states. [2020-09-04 16:03:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4818 states and 5232 transitions. [2020-09-04 16:03:06,066 INFO L78 Accepts]: Start accepts. Automaton has 4818 states and 5232 transitions. Word has length 560 [2020-09-04 16:03:06,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:06,067 INFO L479 AbstractCegarLoop]: Abstraction has 4818 states and 5232 transitions. [2020-09-04 16:03:06,067 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:03:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 4818 states and 5232 transitions. [2020-09-04 16:03:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2020-09-04 16:03:06,082 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:06,083 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:06,083 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:03:06,083 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:06,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:06,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1963958506, now seen corresponding path program 1 times [2020-09-04 16:03:06,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:06,084 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [341209758] [2020-09-04 16:03:06,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:06,100 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,578 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:06,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:03:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2020-09-04 16:03:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:03:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:06,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 16:03:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 16:03:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2020-09-04 16:03:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2020-09-04 16:03:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2020-09-04 16:03:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-09-04 16:03:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2020-09-04 16:03:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-04 16:03:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:07,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [341209758] [2020-09-04 16:03:07,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:07,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:03:07,422 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045107767] [2020-09-04 16:03:07,423 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:03:07,423 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:07,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:03:07,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:03:07,424 INFO L87 Difference]: Start difference. First operand 4818 states and 5232 transitions. Second operand 18 states. [2020-09-04 16:03:08,145 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:09,232 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:10,532 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:03:11,611 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:11,965 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:12,622 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:03:13,247 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:03:13,892 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:03:14,532 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:03:15,163 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:03:18,375 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:19,411 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:19,777 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:20,430 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:03:21,124 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:03:21,745 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:03:25,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:25,754 INFO L93 Difference]: Finished difference Result 9402 states and 10612 transitions. [2020-09-04 16:03:25,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-09-04 16:03:25,755 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 700 [2020-09-04 16:03:25,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:25,784 INFO L225 Difference]: With dead ends: 9402 [2020-09-04 16:03:25,784 INFO L226 Difference]: Without dead ends: 6314 [2020-09-04 16:03:25,795 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 184 SyntacticMatches, 8 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1582 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=1012, Invalid=4100, Unknown=0, NotChecked=0, Total=5112 [2020-09-04 16:03:25,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6314 states. [2020-09-04 16:03:27,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6314 to 5297. [2020-09-04 16:03:27,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5297 states. [2020-09-04 16:03:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 5297 states and 5702 transitions. [2020-09-04 16:03:27,738 INFO L78 Accepts]: Start accepts. Automaton has 5297 states and 5702 transitions. Word has length 700 [2020-09-04 16:03:27,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:27,739 INFO L479 AbstractCegarLoop]: Abstraction has 5297 states and 5702 transitions. [2020-09-04 16:03:27,739 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:03:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 5297 states and 5702 transitions. [2020-09-04 16:03:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2020-09-04 16:03:27,749 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:27,750 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, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:03:27,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:03:27,750 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:27,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:27,751 INFO L82 PathProgramCache]: Analyzing trace with hash 67194370, now seen corresponding path program 1 times [2020-09-04 16:03:27,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:27,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2060370371] [2020-09-04 16:03:27,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:27,766 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,201 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:28,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:03:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:03:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:03:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 16:03:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:03:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:03:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:28,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2020-09-04 16:03:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 16:03:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 16:03:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 16:03:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-04 16:03:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2020-09-04 16:03:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:28,979 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2060370371] [2020-09-04 16:03:28,979 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:28,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:03:28,980 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887002458] [2020-09-04 16:03:28,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:03:28,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:28,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:03:28,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:03:28,982 INFO L87 Difference]: Start difference. First operand 5297 states and 5702 transitions. Second operand 17 states. [2020-09-04 16:03:29,992 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:30,975 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:34,163 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:34,511 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:03:34,880 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:35,210 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:35,527 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:36,107 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:03:39,606 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:03:39,952 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:40,576 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:03:40,986 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:03:41,401 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:41,762 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:42,246 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:45,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:45,967 INFO L93 Difference]: Finished difference Result 14476 states and 16107 transitions. [2020-09-04 16:03:45,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 16:03:45,967 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 678 [2020-09-04 16:03:45,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:46,003 INFO L225 Difference]: With dead ends: 14476 [2020-09-04 16:03:46,003 INFO L226 Difference]: Without dead ends: 9117 [2020-09-04 16:03:46,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 170 SyntacticMatches, 10 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1193 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=968, Invalid=3454, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 16:03:46,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9117 states. [2020-09-04 16:03:48,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9117 to 6752. [2020-09-04 16:03:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6752 states. [2020-09-04 16:03:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6752 states to 6752 states and 7247 transitions. [2020-09-04 16:03:48,621 INFO L78 Accepts]: Start accepts. Automaton has 6752 states and 7247 transitions. Word has length 678 [2020-09-04 16:03:48,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:48,621 INFO L479 AbstractCegarLoop]: Abstraction has 6752 states and 7247 transitions. [2020-09-04 16:03:48,621 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:03:48,622 INFO L276 IsEmpty]: Start isEmpty. Operand 6752 states and 7247 transitions. [2020-09-04 16:03:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2020-09-04 16:03:48,635 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:48,636 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, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:03:48,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:03:48,636 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:48,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:48,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1340229218, now seen corresponding path program 1 times [2020-09-04 16:03:48,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:48,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1278069086] [2020-09-04 16:03:48,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:48,651 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,077 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:49,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:03:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:03:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:03:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 16:03:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:03:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:03:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2020-09-04 16:03:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 16:03:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 16:03:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 16:03:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-04 16:03:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2020-09-04 16:03:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:49,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1278069086] [2020-09-04 16:03:49,772 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:49,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:03:49,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135778660] [2020-09-04 16:03:49,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:03:49,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:49,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:03:49,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:03:49,773 INFO L87 Difference]: Start difference. First operand 6752 states and 7247 transitions. Second operand 17 states. [2020-09-04 16:03:50,520 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:50,849 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:51,171 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:51,492 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:51,798 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:55,412 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:55,724 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:56,044 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:56,373 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:56,696 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:57,005 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:57,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:57,690 INFO L93 Difference]: Finished difference Result 7754 states and 8371 transitions. [2020-09-04 16:03:57,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 16:03:57,690 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 678 [2020-09-04 16:03:57,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:57,692 INFO L225 Difference]: With dead ends: 7754 [2020-09-04 16:03:57,692 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:03:57,708 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2020-09-04 16:03:57,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:03:57,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:03:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:03:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:03:57,710 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 678 [2020-09-04 16:03:57,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:57,710 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:03:57,710 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:03:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:03:57,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:03:57,710 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:03:57,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:03:58,971 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:03:59,663 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:04:00,817 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:04:01,187 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:01,568 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:02,242 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:04:02,811 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:04:03,158 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:03,505 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:04,200 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:04:04,587 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:04:04,969 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:04:05,366 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:06,324 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 235 [2020-09-04 16:04:06,683 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:07,659 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 16:04:08,035 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:08,409 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:14,999 WARN L193 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:04:15,377 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:16,525 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:04:17,215 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:04:18,366 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:04:19,046 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:04:19,611 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:04:19,978 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:20,320 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:20,701 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:21,052 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:21,746 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:04:23,238 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:04:24,093 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:04:25,169 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:04:26,124 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:04:26,695 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:27,962 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 252 DAG size of output: 227 [2020-09-04 16:04:28,493 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:29,911 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 254 DAG size of output: 229 [2020-09-04 16:04:30,435 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:04:30,968 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:31,353 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:32,044 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:04:32,414 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:04:33,127 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:04:33,493 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:33,862 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:04:35,013 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:04:35,670 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:04:36,159 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:04:37,275 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:04:37,757 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:04:38,401 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:04:39,057 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:04:39,539 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:04:40,046 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:04:40,526 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:04:41,008 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:41,653 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:04:42,395 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:04:42,772 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:43,156 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:04:43,865 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:04:44,245 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:44,597 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:44,980 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:04:45,350 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:04:45,717 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:46,067 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:46,757 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:04:47,121 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:47,480 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:47,836 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:04:48,545 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:04:48,935 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:04:49,298 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:49,939 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:04:50,305 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:50,671 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:51,031 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:04:51,397 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:51,759 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:52,103 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:53,497 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:04:53,859 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:54,207 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:54,549 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:04:54,908 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:04:55,275 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:56,737 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:04:57,092 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:57,457 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:04:57,824 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:04:59,257 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:04:59,639 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:00,486 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:05:00,831 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:01,694 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:05:03,297 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:05:03,654 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:04,040 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:04,404 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:04,751 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:05,111 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:05,473 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:05,829 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:05:06,184 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:06,568 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:06,922 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:07,279 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:07,634 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:08,009 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:08,371 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:05:08,731 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:09,134 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:09,833 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:05:10,540 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:05:10,938 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:11,317 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:12,264 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:05:13,226 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:13,593 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:13,968 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:15,631 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 246 DAG size of output: 245 [2020-09-04 16:05:16,054 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:05:16,462 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:05:16,864 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:05:17,283 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:05:17,679 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:19,188 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 267 DAG size of output: 260 [2020-09-04 16:05:19,608 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:20,036 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:05:20,464 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:05:22,008 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 269 DAG size of output: 262 [2020-09-04 16:05:22,418 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:05:23,452 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:05:23,856 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:05:24,903 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:05:27,003 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 252 DAG size of output: 250 [2020-09-04 16:05:27,422 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:27,869 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:05:28,264 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:05:28,673 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:29,095 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:05:29,518 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:05:29,935 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:05:30,350 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:05:30,764 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:31,179 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:31,596 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:05:32,012 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:05:32,448 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:05:32,872 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:05:33,293 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:05:33,991 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:05:35,277 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 258 DAG size of output: 227 [2020-09-04 16:05:35,947 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:05:37,251 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 260 DAG size of output: 229 [2020-09-04 16:05:37,913 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:05:38,582 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:05:38,941 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:40,204 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:05:40,889 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:05:42,056 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:05:42,726 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:05:43,291 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:05:43,659 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:44,002 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:44,371 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:44,716 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:05:45,408 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:05:46,057 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:05:46,484 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:05:46,899 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:47,308 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:47,703 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:05:48,555 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:05:48,964 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:49,366 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:49,766 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:05:50,560 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 16:05:50,994 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:05:51,402 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:05:52,130 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:05:52,540 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:05:52,953 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:05:53,356 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:53,766 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:05:54,170 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:05:54,558 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:05:54,993 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:05:55,407 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:05:55,832 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:05:56,238 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:05:56,621 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:05:56,984 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:57,351 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:57,726 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:05:58,093 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:05:58,461 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:59,148 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:05:59,512 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:00,230 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:06:00,588 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:00,957 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:01,317 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:01,703 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:06:02,073 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:02,443 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:03,077 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:06:03,454 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:03,813 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:04,173 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:04,538 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:04,897 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:05,241 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:05,612 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:06,578 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 16:06:06,937 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:07,921 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:06:08,301 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:08,675 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:09,103 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:06:09,534 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 16:06:12,140 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 387 DAG size of output: 329 [2020-09-04 16:06:14,753 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 387 DAG size of output: 329 [2020-09-04 16:06:15,438 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:06:15,831 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:16,231 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:06:16,902 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:06:17,786 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:18,471 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:06:19,575 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:06:20,262 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:06:21,411 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:06:22,068 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:06:22,632 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:06:22,975 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:24,644 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:25,053 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:06:25,785 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:06:26,143 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:26,513 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:27,224 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:06:27,610 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:27,977 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:28,335 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:28,711 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:29,084 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:29,457 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:29,856 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:30,242 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:30,646 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:31,618 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:06:31,977 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:32,969 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 241 [2020-09-04 16:06:33,341 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:33,714 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:34,108 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:34,494 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:34,875 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:35,564 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:06:36,666 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:06:37,351 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:06:38,498 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:06:39,158 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:06:39,721 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:06:40,064 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:44,493 WARN L193 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 450 DAG size of output: 413 [2020-09-04 16:06:44,838 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:45,546 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:06:45,934 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:46,334 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:06:47,041 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:06:47,434 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:47,806 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:48,216 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:48,589 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:06:48,961 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:49,336 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:49,695 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:50,067 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:50,439 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:50,841 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:06:51,221 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:51,606 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:51,982 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:52,358 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:06:52,757 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:06:53,759 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:06:54,140 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:06:55,151 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:06:55,526 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:55,915 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:06:56,307 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:06:56,691 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:06:57,068 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:06:57,454 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:06:58,349 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:06:58,737 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:06:59,129 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:06:59,508 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:06:59,890 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:07:00,283 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:07:00,664 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:01,859 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:07:02,572 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:03,411 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:04,471 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-09-04 16:07:05,301 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:06,129 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:06,926 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:07:07,761 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:08,594 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:09,426 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:10,262 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:10,957 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:07:11,784 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:12,899 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:07:14,013 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 16:07:14,834 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:07:15,414 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:07:16,544 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 250 DAG size of output: 240 [2020-09-04 16:07:17,376 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:18,215 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:18,807 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:07:19,634 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:20,746 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:07:21,557 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 240 [2020-09-04 16:07:22,386 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:23,219 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:24,047 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:24,881 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:25,574 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:07:26,412 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:27,240 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:28,357 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 246 DAG size of output: 240 [2020-09-04 16:07:29,190 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:30,022 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:30,855 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:31,540 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 16:07:32,589 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 16:07:33,063 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:33,891 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:34,724 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:35,558 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:36,696 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 16:07:37,524 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:07:38,332 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:07:39,450 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 16:07:40,575 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 250 DAG size of output: 240 [2020-09-04 16:07:41,408 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:07:42,115 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:07:43,535 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:43,915 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:44,605 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:07:44,981 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:07:45,691 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:46,062 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:46,438 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:07:46,792 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:47,144 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:47,514 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:48,485 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:07:48,843 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:49,836 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 241 [2020-09-04 16:07:50,208 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:50,581 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:50,926 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:51,614 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:07:52,717 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:07:53,401 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:07:54,547 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:07:55,207 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:07:55,769 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:07:56,111 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:56,489 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:57,176 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:07:57,540 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:58,255 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:58,628 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:07:59,005 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:59,373 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:59,735 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:00,095 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:00,451 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:00,708 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:00,965 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 28 [2020-09-04 16:08:01,594 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 226 [2020-09-04 16:08:01,850 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 28 [2020-09-04 16:08:02,111 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:02,749 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:02,998 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:03,649 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 228 [2020-09-04 16:08:04,291 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:04,910 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 226 [2020-09-04 16:08:05,550 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:05,797 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:06,441 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:07,093 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 228 [2020-09-04 16:08:07,342 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:08,040 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:08,398 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:08,768 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:09,478 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:08:09,863 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:10,549 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:10,913 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:11,628 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:08:12,002 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:12,381 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:12,748 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:13,111 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:13,471 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:13,828 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:14,526 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:08:15,643 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:08:16,061 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:17,201 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 16:08:17,635 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:08:18,056 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:18,413 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 34 [2020-09-04 16:08:18,744 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 36 [2020-09-04 16:08:19,452 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:20,147 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 232 [2020-09-04 16:08:21,100 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-09-04 16:08:21,471 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:21,839 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:22,545 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:23,343 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:08:24,042 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:24,909 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:08:25,168 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:25,425 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 28 [2020-09-04 16:08:26,055 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 226 [2020-09-04 16:08:26,311 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 28 [2020-09-04 16:08:26,570 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:27,209 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:27,459 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:28,113 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 228 [2020-09-04 16:08:28,757 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:29,375 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 226 [2020-09-04 16:08:30,018 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:30,266 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:30,911 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 226 [2020-09-04 16:08:31,563 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 228 [2020-09-04 16:08:31,811 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 26 [2020-09-04 16:08:32,170 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:33,616 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:33,961 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:34,322 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:34,667 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:08:35,009 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:36,439 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:08:36,788 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:37,143 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:38,591 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:38,945 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:40,391 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:40,754 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:42,188 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:08:42,549 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:42,895 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:44,483 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:08:45,328 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:46,192 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:46,554 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:48,005 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:48,359 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:49,791 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:08:51,176 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:08:52,563 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:08:53,430 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:53,781 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:55,230 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:55,583 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:56,284 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:56,991 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:08:57,693 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:08:58,492 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:08:58,886 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:59,256 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:59,629 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:00,006 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:00,372 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:00,744 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:01,138 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:09:01,519 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:01,904 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:02,281 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:02,657 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:03,057 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:09:03,949 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:09:04,331 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:05,330 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:09:05,705 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:06,092 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:06,483 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:09:06,868 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:07,244 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:07,631 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:08,630 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:09:09,019 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:09,411 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:09,789 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:10,170 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:10,563 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:11,242 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:11,605 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:11,972 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:12,330 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:12,687 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:13,053 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:13,740 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:09:14,103 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:14,820 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:09:15,177 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:15,546 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:15,905 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:16,271 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:16,630 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:09:16,997 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:17,630 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:09:17,999 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:18,357 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:18,717 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:19,081 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:19,440 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:19,833 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:09:20,214 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:20,599 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:20,975 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:21,350 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:21,749 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:09:22,640 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:09:23,022 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:24,023 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:09:24,397 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:24,784 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:25,176 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:09:25,560 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:25,937 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:26,323 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:27,318 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:09:27,705 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:28,097 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:28,475 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:28,857 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:29,250 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:09:33,683 WARN L193 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 450 DAG size of output: 413 [2020-09-04 16:09:34,366 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:35,062 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:09:35,724 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:36,396 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:37,078 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:37,753 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:09:39,157 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2020-09-04 16:09:39,831 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:09:40,519 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:09:42,073 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 258 DAG size of output: 245 [2020-09-04 16:09:42,735 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:43,738 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:44,764 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:09:46,711 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:09:47,402 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:09:48,088 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:49,800 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:09:50,494 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:51,189 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:09:51,850 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:52,521 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:53,203 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:53,883 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:09:55,295 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2020-09-04 16:09:55,967 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:09:56,655 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:09:58,211 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 258 DAG size of output: 245 [2020-09-04 16:09:58,874 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:59,879 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:00,903 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:10:02,865 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:10:03,557 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:10:04,245 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:10:05,963 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 16:10:06,323 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:07,766 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:10:08,126 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:08,468 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:08,843 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:09,190 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:09,565 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:11,036 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:10:12,153 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 16:10:12,507 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:12,921 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:10:13,321 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:10:13,726 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:10:14,121 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:10:14,517 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:10:14,955 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 245 [2020-09-04 16:10:15,954 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2020-09-04 16:10:16,357 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:10:17,182 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 241 [2020-09-04 16:10:17,576 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:10:17,984 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:10:18,413 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:10:18,817 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:10:19,214 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:10:19,621 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:20,576 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 16:10:20,986 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:10:21,416 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2020-09-04 16:10:21,815 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:10:22,217 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:10:22,648 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2020-09-04 16:10:23,019 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:23,391 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:24,083 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:10:24,458 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:25,559 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:10:26,244 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:10:26,617 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:10:27,768 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:10:28,131 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:28,794 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:10:29,360 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:10:29,704 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:30,081 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:30,425 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:30,773 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:31,708 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:10:32,653 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:10:33,617 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:10:34,556 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:10:35,486 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:10:36,432 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:10:37,370 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:10:38,067 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:38,429 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:38,798 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:39,509 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:10:40,231 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:40,948 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:10:41,303 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:41,991 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:10:43,097 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:10:43,783 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:10:44,932 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:10:45,593 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:10:46,160 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:10:46,503 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:47,204 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:47,582 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:48,271 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:48,641 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:10:49,356 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:10:49,722 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:50,092 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:10:50,462 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:56,473 WARN L193 SmtUtils]: Spent 6.01 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:10:56,818 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:57,188 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:57,877 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:58,246 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:10:58,959 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:10:59,326 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:59,695 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:05,707 WARN L193 SmtUtils]: Spent 6.00 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:11:06,836 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:11:07,492 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:11:08,614 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:11:09,092 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:09,579 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:11:10,084 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:11:10,577 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:11,094 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:11:11,748 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:11:12,236 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:11:12,894 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:11:13,408 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:11:13,889 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:14,533 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:11:14,914 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:15,604 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:11:15,981 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:16,695 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:11:17,068 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:17,445 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:17,858 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:11:18,246 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:18,645 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:11:19,036 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:11:19,426 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:11:19,832 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:11:20,230 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:20,630 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:11:21,025 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:21,431 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:11:21,834 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:22,226 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:11:22,620 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:11:23,024 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:23,423 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:11:23,816 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:11:24,213 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:24,620 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:11:25,752 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:11:26,406 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:11:26,893 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:11:28,011 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:11:28,493 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:11:29,139 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:11:29,796 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:11:30,278 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:30,786 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:11:31,268 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:11:31,745 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:11:32,396 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:11:33,606 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-09-04 16:11:34,593 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 242 [2020-09-04 16:11:35,895 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 265 DAG size of output: 255 [2020-09-04 16:11:36,869 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:11:37,906 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:11:38,299 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:11:38,694 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:11:39,667 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:11:40,058 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:11:40,428 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:41,378 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:42,343 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:11:42,710 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:11:43,082 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:11:43,453 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:43,823 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:11:44,183 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:44,868 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:11:45,974 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:11:46,660 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:11:47,809 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:11:48,467 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:11:49,030 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:49,374 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:49,722 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:50,410 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:11:51,515 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:11:52,200 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:11:53,354 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:11:54,016 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:11:54,580 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:54,924 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:55,643 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:11:56,031 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:56,433 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:57,143 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:11:57,834 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 239 [2020-09-04 16:11:58,452 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:11:59,740 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 275 DAG size of output: 251 [2020-09-04 16:12:00,420 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:12:01,037 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:12:02,319 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 268 DAG size of output: 248 [2020-09-04 16:12:02,924 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:12:03,597 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 239 [2020-09-04 16:12:04,280 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:12:04,901 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:12:11,026 WARN L193 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:12:13,682 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 387 DAG size of output: 329 [2020-09-04 16:12:19,759 WARN L193 SmtUtils]: Spent 6.08 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:12:25,639 WARN L193 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 409 DAG size of output: 350 [2020-09-04 16:12:27,036 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 240 DAG size of output: 239 [2020-09-04 16:12:27,399 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:27,746 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:12:28,088 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:28,450 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:28,816 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:12:30,270 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:12:30,624 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:30,990 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:12:31,356 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:32,795 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:12:33,176 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:12:34,025 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:12:34,369 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:35,233 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:12:36,838 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-09-04 16:12:37,195 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:37,580 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:37,959 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:38,306 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:38,668 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:39,031 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:39,387 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:12:39,745 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:40,129 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:12:40,484 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:40,840 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:41,195 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:41,569 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:41,932 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:42,291 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:48,293 WARN L193 SmtUtils]: Spent 5.98 s on a formula simplification. DAG size of input: 469 DAG size of output: 431 [2020-09-04 16:12:48,668 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:12:49,031 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:49,398 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:49,757 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:50,115 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:50,481 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:12:51,166 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:51,530 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:52,248 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:12:52,604 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:52,973 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:12:53,333 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:53,700 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:54,066 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:54,435 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:12:55,069 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 227 [2020-09-04 16:12:55,439 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:12:55,799 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:56,160 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:56,525 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:56,884 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:57,565 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:12:57,958 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:12:58,356 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:12:59,030 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:12:59,460 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:12:59,848 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:13:00,248 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:00,639 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:13:01,029 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:01,435 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:13:01,833 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:13:02,232 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:13:02,627 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:03,033 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:13:03,432 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:13:03,824 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:04,220 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:04,625 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:05,024 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:13:05,417 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:05,814 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:13:06,221 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:13:06,613 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:06,994 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:13:07,382 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:13:07,758 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:13:08,133 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:13:08,532 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:13:08,916 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:13:09,302 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:13:09,690 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:13:10,082 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:13:10,466 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:13:10,843 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:13:11,229 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:11,619 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:12,011 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:13:12,391 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:13:12,773 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:13:13,166 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 16:13:13,878 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:13:14,252 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:13:14,640 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:13:15,290 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 16:13:15,669 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:16,876 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-09-04 16:13:17,863 WARN L193 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 242 [2020-09-04 16:13:19,166 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 265 DAG size of output: 255 [2020-09-04 16:13:20,152 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:13:21,191 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:13:21,582 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:13:21,974 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:13:22,947 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:13:23,650 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:13:24,363 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:13:24,775 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:13:25,169 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:26,330 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:13:26,987 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:13:28,110 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:13:28,589 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:13:29,076 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:13:29,567 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:13:30,060 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:13:30,577 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:13:31,228 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:13:31,715 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:13:32,373 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:13:32,889 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:13:33,369 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:13:34,013 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:13:34,395 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:13:34,776 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:13:35,191 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:13:35,579 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:13:35,980 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:36,372 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:13:36,762 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:37,169 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:13:37,567 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:13:37,967 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:13:38,362 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:38,770 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:13:39,171 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:13:39,563 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:13:39,958 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:40,363 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:40,763 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:13:41,157 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:41,554 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:13:41,961 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 16:13:42,339 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:13:42,712 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:13:43,124 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:13:43,519 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:43,934 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:13:44,340 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:13:44,745 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:45,162 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:13:45,575 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:13:45,990 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:13:46,393 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:13:46,816 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:13:47,232 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:13:47,639 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:13:48,041 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:13:48,461 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:13:48,869 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:13:49,277 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:13:49,688 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:13:50,111 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:13:50,801 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:13:51,175 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:13:52,276 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:13:52,962 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:13:53,335 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:13:54,487 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:13:54,851 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:13:55,514 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:13:56,081 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:13:56,426 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:56,804 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:13:57,148 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:57,827 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 239 [2020-09-04 16:13:58,443 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:13:59,704 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 275 DAG size of output: 251 [2020-09-04 16:14:00,382 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-09-04 16:14:00,998 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:14:02,274 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 268 DAG size of output: 248 [2020-09-04 16:14:02,876 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:14:03,547 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 239 [2020-09-04 16:14:04,228 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241