/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_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:59:56,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:59:56,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:59:56,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:59:56,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:59:56,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:59:56,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:59:56,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:59:56,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:59:56,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:59:56,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:59:56,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:59:56,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:59:56,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:59:56,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:59:56,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:59:56,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:59:56,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:59:56,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:59:56,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:59:56,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:59:56,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:59:56,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:59:56,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:59:56,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:59:56,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:59:56,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:59:56,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:59:56,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:59:56,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:59:56,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:59:56,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:59:56,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:59:56,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:59:56,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:59:56,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:59:56,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:59:56,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:59:56,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:59:56,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:59:56,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:59:56,370 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 15:59:56,382 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:59:56,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:59:56,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:59:56,384 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:59:56,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:59:56,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:59:56,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:59:56,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:59:56,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:59:56,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:59:56,385 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:59:56,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:59:56,385 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:59:56,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:59:56,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:59:56,386 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:59:56,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:59:56,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:59:56,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:59:56,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:59:56,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:59:56,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:59:56,387 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:59:56,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:59:56,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:59:56,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:59:56,878 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:59:56,879 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:59:56,880 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2020-09-04 15:59:56,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f74141b4/b8851710be874945bd0c3a788ee53cb7/FLAG33899818a [2020-09-04 15:59:57,563 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:59:57,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2020-09-04 15:59:57,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f74141b4/b8851710be874945bd0c3a788ee53cb7/FLAG33899818a [2020-09-04 15:59:57,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f74141b4/b8851710be874945bd0c3a788ee53cb7 [2020-09-04 15:59:57,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:59:57,874 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:59:57,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:59:57,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:59:57,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:59:57,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:59:57" (1/1) ... [2020-09-04 15:59:57,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22589b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:57, skipping insertion in model container [2020-09-04 15:59:57,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:59:57" (1/1) ... [2020-09-04 15:59:57,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:59:57,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:59:58,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:59:58,439 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:59:58,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:59:58,583 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:59:58,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58 WrapperNode [2020-09-04 15:59:58,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:59:58,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:59:58,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:59:58,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:59:58,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (1/1) ... [2020-09-04 15:59:58,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:59:58,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:59:58,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:59:58,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:59:58,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (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 15:59:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:59:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:59:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:59:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:59:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:59:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:59:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:59:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:59:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:59:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:59:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:59:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:59:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:59:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:59:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 15:59:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 15:59:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 15:59:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:59:58,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:59:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:59:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:59:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:59:58,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:59:58,836 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:59:58,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:59:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:59:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:59:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:59:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:59:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 15:59:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:59:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 15:59:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 15:59:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:59:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:59:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:59:58,844 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:59:58,845 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:59:58,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:59:58,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:59:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:00:00,193 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:00:00,194 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 16:00:00,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:00:00 BoogieIcfgContainer [2020-09-04 16:00:00,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:00:00,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:00:00,203 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:00:00,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:00:00,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:59:57" (1/3) ... [2020-09-04 16:00:00,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4a4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:00:00, skipping insertion in model container [2020-09-04 16:00:00,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:59:58" (2/3) ... [2020-09-04 16:00:00,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4a4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:00:00, skipping insertion in model container [2020-09-04 16:00:00,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:00:00" (3/3) ... [2020-09-04 16:00:00,211 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2020-09-04 16:00:00,223 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:00:00,234 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:00:00,255 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:00:00,279 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:00:00,279 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:00:00,279 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:00:00,280 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:00:00,280 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:00:00,280 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:00:00,280 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:00:00,280 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:00:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states. [2020-09-04 16:00:00,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 16:00:00,333 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:00,335 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 16:00:00,336 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:00,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:00,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1647532489, now seen corresponding path program 1 times [2020-09-04 16:00:00,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:00,354 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [254947424] [2020-09-04 16:00:00,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:00,429 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,151 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:01,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 16:00:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 16:00:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:00:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:01,363 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 16:00:01,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [254947424] [2020-09-04 16:00:01,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:01,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 16:00:01,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131189468] [2020-09-04 16:00:01,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 16:00:01,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:01,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 16:00:01,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:00:01,398 INFO L87 Difference]: Start difference. First operand 357 states. Second operand 4 states. [2020-09-04 16:00:03,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:03,027 INFO L93 Difference]: Finished difference Result 578 states and 674 transitions. [2020-09-04 16:00:03,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 16:00:03,031 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 16:00:03,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:03,056 INFO L225 Difference]: With dead ends: 578 [2020-09-04 16:00:03,057 INFO L226 Difference]: Without dead ends: 357 [2020-09-04 16:00:03,064 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 16:00:03,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2020-09-04 16:00:03,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 306. [2020-09-04 16:00:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-09-04 16:00:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 333 transitions. [2020-09-04 16:00:03,233 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 333 transitions. Word has length 160 [2020-09-04 16:00:03,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:03,234 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 333 transitions. [2020-09-04 16:00:03,234 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 16:00:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 333 transitions. [2020-09-04 16:00:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 16:00:03,239 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:03,240 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 16:00:03,240 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:00:03,240 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:03,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:03,241 INFO L82 PathProgramCache]: Analyzing trace with hash -620168395, now seen corresponding path program 1 times [2020-09-04 16:00:03,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:03,242 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [507179570] [2020-09-04 16:00:03,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:03,245 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,711 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:03,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:00:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:00:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:03,849 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 16:00:03,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [507179570] [2020-09-04 16:00:03,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:03,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 16:00:03,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957045128] [2020-09-04 16:00:03,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 16:00:03,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:03,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 16:00:03,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 16:00:03,853 INFO L87 Difference]: Start difference. First operand 306 states and 333 transitions. Second operand 5 states. [2020-09-04 16:00:04,584 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:06,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:06,019 INFO L93 Difference]: Finished difference Result 497 states and 558 transitions. [2020-09-04 16:00:06,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 16:00:06,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 16:00:06,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:06,025 INFO L225 Difference]: With dead ends: 497 [2020-09-04 16:00:06,025 INFO L226 Difference]: Without dead ends: 346 [2020-09-04 16:00:06,027 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 16:00:06,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-09-04 16:00:06,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 296. [2020-09-04 16:00:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-09-04 16:00:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 320 transitions. [2020-09-04 16:00:06,104 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 320 transitions. Word has length 161 [2020-09-04 16:00:06,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:06,105 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 320 transitions. [2020-09-04 16:00:06,105 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 16:00:06,105 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 320 transitions. [2020-09-04 16:00:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 16:00:06,108 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:06,111 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:06,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:00:06,111 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:06,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:06,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1530155702, now seen corresponding path program 1 times [2020-09-04 16:00:06,112 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:06,112 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1241993284] [2020-09-04 16:00:06,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:06,115 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,548 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:06,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:00:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 16:00:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 16:00:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:06,770 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 16:00:06,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1241993284] [2020-09-04 16:00:06,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:06,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:00:06,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183978417] [2020-09-04 16:00:06,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:00:06,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:06,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:00:06,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:00:06,774 INFO L87 Difference]: Start difference. First operand 296 states and 320 transitions. Second operand 11 states. [2020-09-04 16:00:07,327 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:07,711 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:08,083 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:00:08,387 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:08,710 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:09,028 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:10,317 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:13,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:13,357 INFO L93 Difference]: Finished difference Result 829 states and 957 transitions. [2020-09-04 16:00:13,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 16:00:13,358 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 16:00:13,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:13,365 INFO L225 Difference]: With dead ends: 829 [2020-09-04 16:00:13,365 INFO L226 Difference]: Without dead ends: 648 [2020-09-04 16:00:13,367 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 16:00:13,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2020-09-04 16:00:13,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 545. [2020-09-04 16:00:13,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-09-04 16:00:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 609 transitions. [2020-09-04 16:00:13,541 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 609 transitions. Word has length 174 [2020-09-04 16:00:13,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:13,542 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 609 transitions. [2020-09-04 16:00:13,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:00:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 609 transitions. [2020-09-04 16:00:13,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 16:00:13,545 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:13,545 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:00:13,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:00:13,546 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:13,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:13,546 INFO L82 PathProgramCache]: Analyzing trace with hash -2058506933, now seen corresponding path program 1 times [2020-09-04 16:00:13,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:13,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1774780259] [2020-09-04 16:00:13,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:13,550 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,908 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:13,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:13,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 16:00:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:00:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 16:00:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 16:00:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:14,087 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 16:00:14,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1774780259] [2020-09-04 16:00:14,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:14,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:00:14,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655414458] [2020-09-04 16:00:14,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:00:14,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:14,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:00:14,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:00:14,089 INFO L87 Difference]: Start difference. First operand 545 states and 609 transitions. Second operand 10 states. [2020-09-04 16:00:14,790 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:15,932 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:16,254 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:17,507 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:17,835 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:18,142 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:18,543 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:18,848 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:19,232 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:20,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:20,051 INFO L93 Difference]: Finished difference Result 1244 states and 1479 transitions. [2020-09-04 16:00:20,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 16:00:20,052 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 16:00:20,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:20,058 INFO L225 Difference]: With dead ends: 1244 [2020-09-04 16:00:20,058 INFO L226 Difference]: Without dead ends: 814 [2020-09-04 16:00:20,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:00:20,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-09-04 16:00:20,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 721. [2020-09-04 16:00:20,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2020-09-04 16:00:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 809 transitions. [2020-09-04 16:00:20,296 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 809 transitions. Word has length 179 [2020-09-04 16:00:20,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:20,297 INFO L479 AbstractCegarLoop]: Abstraction has 721 states and 809 transitions. [2020-09-04 16:00:20,297 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:00:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 809 transitions. [2020-09-04 16:00:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-04 16:00:20,301 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:20,301 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] [2020-09-04 16:00:20,302 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 16:00:20,302 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:20,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:20,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1993362504, now seen corresponding path program 1 times [2020-09-04 16:00:20,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:20,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [978522758] [2020-09-04 16:00:20,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:20,306 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,717 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:20,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:00:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:00:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-04 16:00:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 16:00:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:20,993 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 16:00:20,994 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [978522758] [2020-09-04 16:00:20,994 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:20,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:00:20,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105491826] [2020-09-04 16:00:20,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:00:20,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:20,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:00:20,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:00:20,996 INFO L87 Difference]: Start difference. First operand 721 states and 809 transitions. Second operand 11 states. [2020-09-04 16:00:22,599 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:22,935 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:23,292 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:00:23,615 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:23,946 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:24,247 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:25,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:25,842 INFO L93 Difference]: Finished difference Result 1539 states and 1856 transitions. [2020-09-04 16:00:25,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:00:25,844 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 234 [2020-09-04 16:00:25,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:25,851 INFO L225 Difference]: With dead ends: 1539 [2020-09-04 16:00:25,851 INFO L226 Difference]: Without dead ends: 933 [2020-09-04 16:00:25,855 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 16:00:25,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2020-09-04 16:00:26,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 740. [2020-09-04 16:00:26,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-09-04 16:00:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 829 transitions. [2020-09-04 16:00:26,161 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 829 transitions. Word has length 234 [2020-09-04 16:00:26,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:26,162 INFO L479 AbstractCegarLoop]: Abstraction has 740 states and 829 transitions. [2020-09-04 16:00:26,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:00:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 829 transitions. [2020-09-04 16:00:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-04 16:00:26,170 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:26,170 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] [2020-09-04 16:00:26,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 16:00:26,171 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:26,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:26,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1325616104, now seen corresponding path program 1 times [2020-09-04 16:00:26,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:26,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2147261758] [2020-09-04 16:00:26,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:26,174 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,541 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:26,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:00:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:00:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-04 16:00:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 16:00:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:26,817 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 16:00:26,817 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2147261758] [2020-09-04 16:00:26,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:26,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 16:00:26,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342813169] [2020-09-04 16:00:26,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 16:00:26,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:26,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 16:00:26,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 16:00:26,820 INFO L87 Difference]: Start difference. First operand 740 states and 829 transitions. Second operand 14 states. [2020-09-04 16:00:27,503 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:27,823 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:28,139 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:28,449 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:28,745 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:29,999 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:30,346 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:30,689 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:31,055 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:00:31,342 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:33,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:33,210 INFO L93 Difference]: Finished difference Result 1576 states and 1894 transitions. [2020-09-04 16:00:33,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 16:00:33,211 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 234 [2020-09-04 16:00:33,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:33,217 INFO L225 Difference]: With dead ends: 1576 [2020-09-04 16:00:33,217 INFO L226 Difference]: Without dead ends: 951 [2020-09-04 16:00:33,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 16:00:33,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 951 states. [2020-09-04 16:00:33,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 951 to 752. [2020-09-04 16:00:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2020-09-04 16:00:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 841 transitions. [2020-09-04 16:00:33,406 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 841 transitions. Word has length 234 [2020-09-04 16:00:33,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:33,407 INFO L479 AbstractCegarLoop]: Abstraction has 752 states and 841 transitions. [2020-09-04 16:00:33,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 16:00:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 841 transitions. [2020-09-04 16:00:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-09-04 16:00:33,410 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:33,411 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] [2020-09-04 16:00:33,411 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 16:00:33,411 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:33,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:33,411 INFO L82 PathProgramCache]: Analyzing trace with hash -598510827, now seen corresponding path program 1 times [2020-09-04 16:00:33,412 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:33,412 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2093602811] [2020-09-04 16:00:33,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:33,414 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,766 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:33,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:00:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:00:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-09-04 16:00:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:33,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 16:00:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:34,018 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 16:00:34,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2093602811] [2020-09-04 16:00:34,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:34,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:00:34,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828399783] [2020-09-04 16:00:34,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:00:34,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:34,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:00:34,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:00:34,021 INFO L87 Difference]: Start difference. First operand 752 states and 841 transitions. Second operand 8 states. [2020-09-04 16:00:34,546 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:35,258 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:38,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:38,668 INFO L93 Difference]: Finished difference Result 2345 states and 2854 transitions. [2020-09-04 16:00:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 16:00:38,669 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 234 [2020-09-04 16:00:38,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:38,679 INFO L225 Difference]: With dead ends: 2345 [2020-09-04 16:00:38,679 INFO L226 Difference]: Without dead ends: 1708 [2020-09-04 16:00:38,682 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 51 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:00:38,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2020-09-04 16:00:39,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1440. [2020-09-04 16:00:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1440 states. [2020-09-04 16:00:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1440 states and 1638 transitions. [2020-09-04 16:00:39,209 INFO L78 Accepts]: Start accepts. Automaton has 1440 states and 1638 transitions. Word has length 234 [2020-09-04 16:00:39,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:39,210 INFO L479 AbstractCegarLoop]: Abstraction has 1440 states and 1638 transitions. [2020-09-04 16:00:39,210 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:00:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1638 transitions. [2020-09-04 16:00:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:00:39,213 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:39,214 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] [2020-09-04 16:00:39,214 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 16:00:39,214 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:39,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:39,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1193101703, now seen corresponding path program 1 times [2020-09-04 16:00:39,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:39,215 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [235038414] [2020-09-04 16:00:39,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:39,218 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,665 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:39,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:00:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 16:00:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:00:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:00:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:39,961 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 16:00:39,961 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [235038414] [2020-09-04 16:00:39,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:39,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 16:00:39,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589655117] [2020-09-04 16:00:39,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 16:00:39,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:39,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 16:00:39,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 16:00:39,963 INFO L87 Difference]: Start difference. First operand 1440 states and 1638 transitions. Second operand 15 states. [2020-09-04 16:00:41,025 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:00:41,945 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:43,446 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 16:00:44,087 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:00:44,501 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:44,833 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:45,481 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 16:00:45,805 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:46,191 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:00:46,539 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:50,665 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:00:51,504 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:00:51,810 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:52,175 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:53,712 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:00:54,311 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:00:54,938 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:00:55,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:00:55,942 INFO L93 Difference]: Finished difference Result 4415 states and 5396 transitions. [2020-09-04 16:00:55,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 16:00:55,943 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 239 [2020-09-04 16:00:55,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:00:55,961 INFO L225 Difference]: With dead ends: 4415 [2020-09-04 16:00:55,961 INFO L226 Difference]: Without dead ends: 3371 [2020-09-04 16:00:55,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1260 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=816, Invalid=3216, Unknown=0, NotChecked=0, Total=4032 [2020-09-04 16:00:55,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3371 states. [2020-09-04 16:00:56,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3371 to 2661. [2020-09-04 16:00:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2661 states. [2020-09-04 16:00:56,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 3007 transitions. [2020-09-04 16:00:56,977 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 3007 transitions. Word has length 239 [2020-09-04 16:00:56,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:00:56,978 INFO L479 AbstractCegarLoop]: Abstraction has 2661 states and 3007 transitions. [2020-09-04 16:00:56,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 16:00:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3007 transitions. [2020-09-04 16:00:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-09-04 16:00:56,983 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:00:56,984 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:00:56,984 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 16:00:56,984 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:00:56,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:00:56,985 INFO L82 PathProgramCache]: Analyzing trace with hash 743741619, now seen corresponding path program 1 times [2020-09-04 16:00:56,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:00:56,985 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [634954801] [2020-09-04 16:00:56,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:00:57,030 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:00:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,456 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:00:57,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:00:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:00:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:00:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:00:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:00:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:00:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:00:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:00:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:00:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:00:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:00:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:00:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:00:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:00:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:00:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:00:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-09-04 16:00:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-09-04 16:00:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:00:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:00:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:00:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 16:00:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:57,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-09-04 16:00:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:00:58,076 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 16:00:58,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [634954801] [2020-09-04 16:00:58,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:00:58,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:00:58,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34280915] [2020-09-04 16:00:58,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:00:58,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:00:58,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:00:58,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:00:58,082 INFO L87 Difference]: Start difference. First operand 2661 states and 3007 transitions. Second operand 19 states. [2020-09-04 16:00:58,988 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:00:59,314 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:00:59,634 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:00:59,963 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:00,266 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:01,466 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:01:02,040 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:01:02,450 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:01:02,768 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:03,111 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:03,604 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:01:04,038 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:01:04,449 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:01:07,186 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:08,683 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:01:09,324 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:01:10,023 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:01:10,531 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:11,545 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:12,251 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:01:12,659 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:01:13,459 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:01:14,152 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:01:15,526 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:01:16,248 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:16,967 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 16:01:19,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:19,326 INFO L93 Difference]: Finished difference Result 6018 states and 7082 transitions. [2020-09-04 16:01:19,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 16:01:19,327 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 330 [2020-09-04 16:01:19,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:19,346 INFO L225 Difference]: With dead ends: 6018 [2020-09-04 16:01:19,347 INFO L226 Difference]: Without dead ends: 3738 [2020-09-04 16:01:19,356 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2458 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=1409, Invalid=6601, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 16:01:19,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2020-09-04 16:01:20,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3087. [2020-09-04 16:01:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3087 states. [2020-09-04 16:01:20,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 3087 states and 3436 transitions. [2020-09-04 16:01:20,511 INFO L78 Accepts]: Start accepts. Automaton has 3087 states and 3436 transitions. Word has length 330 [2020-09-04 16:01:20,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:20,512 INFO L479 AbstractCegarLoop]: Abstraction has 3087 states and 3436 transitions. [2020-09-04 16:01:20,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:01:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3436 transitions. [2020-09-04 16:01:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2020-09-04 16:01:20,524 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:20,526 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:01:20,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 16:01:20,526 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:20,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:20,527 INFO L82 PathProgramCache]: Analyzing trace with hash -102804350, now seen corresponding path program 1 times [2020-09-04 16:01:20,527 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:20,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2070823839] [2020-09-04 16:01:20,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:20,566 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,013 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:21,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:01:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:01:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2020-09-04 16:01:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2020-09-04 16:01:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2020-09-04 16:01:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 16:01:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2020-09-04 16:01:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2020-09-04 16:01:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2020-09-04 16:01:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-04 16:01:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2020-09-04 16:01:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:21,702 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 16:01:21,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2070823839] [2020-09-04 16:01:21,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:21,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:01:21,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526455190] [2020-09-04 16:01:21,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:01:21,704 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:21,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:01:21,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:01:21,704 INFO L87 Difference]: Start difference. First operand 3087 states and 3436 transitions. Second operand 18 states. [2020-09-04 16:01:23,790 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:24,124 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:24,470 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:24,817 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:25,142 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:25,465 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:27,223 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:27,587 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:01:32,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:32,324 INFO L93 Difference]: Finished difference Result 8840 states and 10367 transitions. [2020-09-04 16:01:32,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-09-04 16:01:32,325 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 582 [2020-09-04 16:01:32,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:32,355 INFO L225 Difference]: With dead ends: 8840 [2020-09-04 16:01:32,355 INFO L226 Difference]: Without dead ends: 5353 [2020-09-04 16:01:32,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 137 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 552 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=521, Invalid=1831, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:01:32,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2020-09-04 16:01:33,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 4188. [2020-09-04 16:01:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4188 states. [2020-09-04 16:01:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 4188 states and 4743 transitions. [2020-09-04 16:01:33,839 INFO L78 Accepts]: Start accepts. Automaton has 4188 states and 4743 transitions. Word has length 582 [2020-09-04 16:01:33,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:33,840 INFO L479 AbstractCegarLoop]: Abstraction has 4188 states and 4743 transitions. [2020-09-04 16:01:33,840 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:01:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4188 states and 4743 transitions. [2020-09-04 16:01:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2020-09-04 16:01:33,855 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:33,856 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:01:33,856 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:01:33,856 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:33,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:33,856 INFO L82 PathProgramCache]: Analyzing trace with hash -350237307, now seen corresponding path program 1 times [2020-09-04 16:01:33,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:33,857 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046112776] [2020-09-04 16:01:33,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:33,888 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,360 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:34,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:01:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:01:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 16:01:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-09-04 16:01:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 16:01:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 16:01:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 16:01:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2020-09-04 16:01:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2020-09-04 16:01:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2020-09-04 16:01:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 16:01:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:34,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2020-09-04 16:01:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:35,314 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 16:01:35,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046112776] [2020-09-04 16:01:35,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:35,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-09-04 16:01:35,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073408978] [2020-09-04 16:01:35,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 16:01:35,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:35,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 16:01:35,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-09-04 16:01:35,317 INFO L87 Difference]: Start difference. First operand 4188 states and 4743 transitions. Second operand 20 states. [2020-09-04 16:01:35,937 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:36,381 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:36,716 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:01:37,050 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:37,373 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:37,687 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:39,020 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:39,444 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:41,725 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:42,204 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:42,662 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:43,333 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:01:44,594 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:44,923 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:46,137 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:46,485 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:01:46,806 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:01:49,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:49,353 INFO L93 Difference]: Finished difference Result 8460 states and 9856 transitions. [2020-09-04 16:01:49,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 16:01:49,354 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 596 [2020-09-04 16:01:49,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:49,377 INFO L225 Difference]: With dead ends: 8460 [2020-09-04 16:01:49,378 INFO L226 Difference]: Without dead ends: 4689 [2020-09-04 16:01:49,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 853 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=677, Invalid=2745, Unknown=0, NotChecked=0, Total=3422 [2020-09-04 16:01:49,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4689 states. [2020-09-04 16:01:50,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4689 to 4089. [2020-09-04 16:01:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4089 states. [2020-09-04 16:01:50,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 4089 states and 4602 transitions. [2020-09-04 16:01:50,841 INFO L78 Accepts]: Start accepts. Automaton has 4089 states and 4602 transitions. Word has length 596 [2020-09-04 16:01:50,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:50,842 INFO L479 AbstractCegarLoop]: Abstraction has 4089 states and 4602 transitions. [2020-09-04 16:01:50,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 16:01:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 4089 states and 4602 transitions. [2020-09-04 16:01:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2020-09-04 16:01:50,856 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:50,856 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:01:50,856 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:01:50,857 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:50,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:50,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1612331810, now seen corresponding path program 1 times [2020-09-04 16:01:50,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:50,857 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2055529130] [2020-09-04 16:01:50,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:50,886 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,272 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:51,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:01:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:01:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:01:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:01:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 16:01:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2020-09-04 16:01:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-09-04 16:01:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2020-09-04 16:01:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2020-09-04 16:01:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2020-09-04 16:01:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:51,687 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 16:01:51,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2055529130] [2020-09-04 16:01:51,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:51,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 16:01:51,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284426751] [2020-09-04 16:01:51,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 16:01:51,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:51,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 16:01:51,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-09-04 16:01:51,690 INFO L87 Difference]: Start difference. First operand 4089 states and 4602 transitions. Second operand 13 states. [2020-09-04 16:01:54,792 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:55,097 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:55,411 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:01:55,726 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:56,050 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:01:56,350 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:57,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:57,908 INFO L93 Difference]: Finished difference Result 8385 states and 9714 transitions. [2020-09-04 16:01:57,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 16:01:57,908 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 542 [2020-09-04 16:01:57,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:57,929 INFO L225 Difference]: With dead ends: 8385 [2020-09-04 16:01:57,929 INFO L226 Difference]: Without dead ends: 4713 [2020-09-04 16:01:57,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=217, Invalid=539, Unknown=0, NotChecked=0, Total=756 [2020-09-04 16:01:57,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2020-09-04 16:01:59,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 4137. [2020-09-04 16:01:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4137 states. [2020-09-04 16:01:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 4137 states and 4650 transitions. [2020-09-04 16:01:59,140 INFO L78 Accepts]: Start accepts. Automaton has 4137 states and 4650 transitions. Word has length 542 [2020-09-04 16:01:59,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:59,140 INFO L479 AbstractCegarLoop]: Abstraction has 4137 states and 4650 transitions. [2020-09-04 16:01:59,141 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 16:01:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 4650 transitions. [2020-09-04 16:01:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2020-09-04 16:01:59,154 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:59,154 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 16:01:59,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:01:59,155 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:59,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:59,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1329509334, now seen corresponding path program 1 times [2020-09-04 16:01:59,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:59,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1913399907] [2020-09-04 16:01:59,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:59,175 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,604 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:59,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:01:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:01:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:01:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:01:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:01:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:01:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:01:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:01:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:01:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:01:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:01:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:01:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:01:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:01:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:01:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 16:01:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:01:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 16:01:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:01:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:59,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:01:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 16:02:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 16:02:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 16:02:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2020-09-04 16:02:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2020-09-04 16:02:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,352 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 16:02:00,353 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1913399907] [2020-09-04 16:02:00,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:00,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:02:00,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175236865] [2020-09-04 16:02:00,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:02:00,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:00,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:02:00,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:02:00,355 INFO L87 Difference]: Start difference. First operand 4137 states and 4650 transitions. Second operand 16 states. [2020-09-04 16:02:02,249 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:02,584 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:02,948 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:03,334 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:02:03,683 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:04,082 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:04,619 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:06,015 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:06,367 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:06,808 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:07,166 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:10,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:10,710 INFO L93 Difference]: Finished difference Result 7609 states and 8854 transitions. [2020-09-04 16:02:10,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 16:02:10,711 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 597 [2020-09-04 16:02:10,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:10,731 INFO L225 Difference]: With dead ends: 7609 [2020-09-04 16:02:10,732 INFO L226 Difference]: Without dead ends: 5126 [2020-09-04 16:02:10,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 138 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 390 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=521, Invalid=1371, Unknown=0, NotChecked=0, Total=1892 [2020-09-04 16:02:10,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5126 states. [2020-09-04 16:02:12,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5126 to 3806. [2020-09-04 16:02:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3806 states. [2020-09-04 16:02:12,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3806 states and 4241 transitions. [2020-09-04 16:02:12,487 INFO L78 Accepts]: Start accepts. Automaton has 3806 states and 4241 transitions. Word has length 597 [2020-09-04 16:02:12,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:12,488 INFO L479 AbstractCegarLoop]: Abstraction has 3806 states and 4241 transitions. [2020-09-04 16:02:12,489 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:02:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3806 states and 4241 transitions. [2020-09-04 16:02:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2020-09-04 16:02:12,500 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:12,500 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:12,500 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:02:12,500 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:12,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:12,501 INFO L82 PathProgramCache]: Analyzing trace with hash 412705271, now seen corresponding path program 1 times [2020-09-04 16:02:12,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:12,501 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1051740016] [2020-09-04 16:02:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:12,516 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:12,971 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:12,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:12,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:02:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:02:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:02:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-09-04 16:02:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2020-09-04 16:02:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 16:02:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-09-04 16:02:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 16:02:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2020-09-04 16:02:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2020-09-04 16:02:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 16:02:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:13,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2020-09-04 16:02:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2020-09-04 16:02:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-09-04 16:02:13,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1051740016] [2020-09-04 16:02:13,739 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:13,739 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:02:13,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045854503] [2020-09-04 16:02:13,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:02:13,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:13,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:02:13,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:02:13,741 INFO L87 Difference]: Start difference. First operand 3806 states and 4241 transitions. Second operand 19 states. [2020-09-04 16:02:14,461 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:15,564 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:16,818 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:17,175 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:17,813 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 16:02:18,164 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:18,780 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:02:19,128 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:19,739 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 16:02:20,039 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:20,413 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:20,802 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:21,155 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:22,482 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:22,847 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:28,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:28,845 INFO L93 Difference]: Finished difference Result 6828 states and 7995 transitions. [2020-09-04 16:02:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-04 16:02:28,846 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 644 [2020-09-04 16:02:28,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:28,865 INFO L225 Difference]: With dead ends: 6828 [2020-09-04 16:02:28,865 INFO L226 Difference]: Without dead ends: 4620 [2020-09-04 16:02:28,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 166 SyntacticMatches, 6 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1332 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=948, Invalid=3474, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 16:02:28,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2020-09-04 16:02:30,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 3780. [2020-09-04 16:02:30,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3780 states. [2020-09-04 16:02:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 3780 states and 4167 transitions. [2020-09-04 16:02:30,216 INFO L78 Accepts]: Start accepts. Automaton has 3780 states and 4167 transitions. Word has length 644 [2020-09-04 16:02:30,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:30,217 INFO L479 AbstractCegarLoop]: Abstraction has 3780 states and 4167 transitions. [2020-09-04 16:02:30,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:02:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3780 states and 4167 transitions. [2020-09-04 16:02:30,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2020-09-04 16:02:30,227 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:30,227 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:30,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:02:30,228 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:30,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:30,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1130120809, now seen corresponding path program 2 times [2020-09-04 16:02:30,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:30,229 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2127042655] [2020-09-04 16:02:30,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:30,249 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,706 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:30,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:02:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:02:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:02:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:02:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:02:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:02:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2020-09-04 16:02:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 16:02:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 16:02:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2020-09-04 16:02:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2020-09-04 16:02:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2020-09-04 16:02:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:31,394 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 16:02:31,395 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2127042655] [2020-09-04 16:02:31,395 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:31,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:02:31,395 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174503020] [2020-09-04 16:02:31,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:02:31,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:31,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:02:31,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:02:31,397 INFO L87 Difference]: Start difference. First operand 3780 states and 4167 transitions. Second operand 18 states. [2020-09-04 16:02:32,000 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:33,986 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:34,349 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:35,014 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:02:35,357 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:36,005 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:02:36,336 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:37,014 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:02:37,414 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:37,790 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:38,209 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:02:38,568 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:02:38,888 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:40,249 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:40,617 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:41,323 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 16:02:42,042 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:02:42,692 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 16:02:43,681 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:44,049 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:48,804 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:49,710 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:50,059 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:50,684 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:51,339 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:02:51,947 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:02:57,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:57,173 INFO L93 Difference]: Finished difference Result 9779 states and 11359 transitions. [2020-09-04 16:02:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2020-09-04 16:02:57,178 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 553 [2020-09-04 16:02:57,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:57,205 INFO L225 Difference]: With dead ends: 9779 [2020-09-04 16:02:57,205 INFO L226 Difference]: Without dead ends: 7555 [2020-09-04 16:02:57,215 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 167 SyntacticMatches, 7 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3265 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=1638, Invalid=7868, Unknown=0, NotChecked=0, Total=9506 [2020-09-04 16:02:57,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2020-09-04 16:02:58,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 5753. [2020-09-04 16:02:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5753 states. [2020-09-04 16:02:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5753 states to 5753 states and 6361 transitions. [2020-09-04 16:02:58,994 INFO L78 Accepts]: Start accepts. Automaton has 5753 states and 6361 transitions. Word has length 553 [2020-09-04 16:02:58,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:58,994 INFO L479 AbstractCegarLoop]: Abstraction has 5753 states and 6361 transitions. [2020-09-04 16:02:58,994 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:02:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 5753 states and 6361 transitions. [2020-09-04 16:02:59,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2020-09-04 16:02:59,005 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:59,006 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:59,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:02:59,006 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:59,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:59,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1694298508, now seen corresponding path program 1 times [2020-09-04 16:02:59,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:59,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [990170811] [2020-09-04 16:02:59,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:59,021 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,527 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:59,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:02:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:02:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:02:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:02:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:02:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:02:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:02:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:02:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:59,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:02:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 16:03:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2020-09-04 16:03:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2020-09-04 16:03:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2020-09-04 16:03:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2020-09-04 16:03:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2020-09-04 16:03:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2020-09-04 16:03:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 16:03:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2020-09-04 16:03:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2020-09-04 16:03:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:00,540 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 16:03:00,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [990170811] [2020-09-04 16:03:00,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:00,541 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-09-04 16:03:00,541 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600553998] [2020-09-04 16:03:00,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-04 16:03:00,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:00,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-04 16:03:00,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:03:00,542 INFO L87 Difference]: Start difference. First operand 5753 states and 6361 transitions. Second operand 25 states. [2020-09-04 16:03:01,240 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:03,606 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:04,006 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:04,728 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:03:05,106 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:05,804 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:03:06,159 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:06,833 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:03:07,423 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 16:03:07,828 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:08,286 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:03:08,671 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:09,295 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 16:03:11,240 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 16:03:11,948 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 16:03:12,691 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 16:03:13,460 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 16:03:14,141 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 16:03:15,540 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 16:03:16,239 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:03:18,679 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 16:03:19,431 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 16:03:20,096 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 16:03:21,369 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:03:22,122 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 16:03:22,784 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 16:03:23,483 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:03:24,127 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 16:03:25,744 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:03:26,059 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:26,598 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:26,974 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:03:27,356 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:27,706 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:28,061 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:28,427 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:03:28,768 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:29,144 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:29,522 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:29,875 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:30,213 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:31,494 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:32,122 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:03:32,425 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:33,089 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:03:33,813 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:03:34,509 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 16:03:35,181 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:03:35,928 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 16:03:36,553 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:03:37,229 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 16:03:39,323 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:39,691 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:40,102 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:40,519 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:03:40,905 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:43,806 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:03:44,476 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 16:03:49,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:49,035 INFO L93 Difference]: Finished difference Result 14564 states and 16603 transitions. [2020-09-04 16:03:49,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2020-09-04 16:03:49,035 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 623 [2020-09-04 16:03:49,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:49,059 INFO L225 Difference]: With dead ends: 14564 [2020-09-04 16:03:49,059 INFO L226 Difference]: Without dead ends: 9763 [2020-09-04 16:03:49,076 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 171 SyntacticMatches, 5 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7202 ImplicationChecksByTransitivity, 32.0s TimeCoverageRelationStatistics Valid=3202, Invalid=16820, Unknown=0, NotChecked=0, Total=20022 [2020-09-04 16:03:49,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9763 states. [2020-09-04 16:03:51,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9763 to 7110. [2020-09-04 16:03:51,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7110 states. [2020-09-04 16:03:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7110 states to 7110 states and 7818 transitions. [2020-09-04 16:03:51,404 INFO L78 Accepts]: Start accepts. Automaton has 7110 states and 7818 transitions. Word has length 623 [2020-09-04 16:03:51,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:51,405 INFO L479 AbstractCegarLoop]: Abstraction has 7110 states and 7818 transitions. [2020-09-04 16:03:51,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-09-04 16:03:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 7110 states and 7818 transitions. [2020-09-04 16:03:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2020-09-04 16:03:51,419 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:51,420 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:51,420 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:03:51,420 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:51,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:51,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1195460821, now seen corresponding path program 1 times [2020-09-04 16:03:51,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:51,421 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1288861803] [2020-09-04 16:03:51,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:51,434 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,100 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:03:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:03:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:03:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:03:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:03:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:03:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:03:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 16:03:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2020-09-04 16:03:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 16:03:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2020-09-04 16:03:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 16:03:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 16:03:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 16:03:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-09-04 16:03:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2020-09-04 16:03:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:52,750 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 16:03:52,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1288861803] [2020-09-04 16:03:52,751 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:52,751 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:03:52,751 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847573350] [2020-09-04 16:03:52,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:03:52,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:52,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:03:52,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:03:52,752 INFO L87 Difference]: Start difference. First operand 7110 states and 7818 transitions. Second operand 18 states. [2020-09-04 16:03:53,812 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:55,099 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:58,728 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:59,070 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:03:59,401 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:59,734 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:00,047 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:00,753 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:04:03,705 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:04,079 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:04:04,449 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:04,822 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:05,160 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:08,448 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:04:09,088 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:04:10,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:10,547 INFO L93 Difference]: Finished difference Result 16913 states and 19152 transitions. [2020-09-04 16:04:10,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 16:04:10,548 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 632 [2020-09-04 16:04:10,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:10,578 INFO L225 Difference]: With dead ends: 16913 [2020-09-04 16:04:10,578 INFO L226 Difference]: Without dead ends: 10004 [2020-09-04 16:04:10,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 159 SyntacticMatches, 7 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1516 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=1141, Invalid=4115, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 16:04:10,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10004 states. [2020-09-04 16:04:13,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10004 to 7629. [2020-09-04 16:04:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7629 states. [2020-09-04 16:04:13,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7629 states to 7629 states and 8358 transitions. [2020-09-04 16:04:13,414 INFO L78 Accepts]: Start accepts. Automaton has 7629 states and 8358 transitions. Word has length 632 [2020-09-04 16:04:13,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:13,414 INFO L479 AbstractCegarLoop]: Abstraction has 7629 states and 8358 transitions. [2020-09-04 16:04:13,415 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:04:13,415 INFO L276 IsEmpty]: Start isEmpty. Operand 7629 states and 8358 transitions. [2020-09-04 16:04:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2020-09-04 16:04:13,429 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:13,429 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-09-04 16:04:13,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:04:13,430 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:13,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:13,430 INFO L82 PathProgramCache]: Analyzing trace with hash -848785099, now seen corresponding path program 1 times [2020-09-04 16:04:13,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:13,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550026516] [2020-09-04 16:04:13,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:13,447 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,842 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:13,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:13,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-04 16:04:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 16:04:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2020-09-04 16:04:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:04:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-09-04 16:04:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2020-09-04 16:04:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 16:04:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 16:04:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2020-09-04 16:04:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 16:04:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2020-09-04 16:04:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2020-09-04 16:04:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 16:04:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 16:04:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-09-04 16:04:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:14,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2020-09-04 16:04:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:15,484 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 16:04:15,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550026516] [2020-09-04 16:04:15,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:15,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:04:15,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895291021] [2020-09-04 16:04:15,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:04:15,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:15,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:04:15,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:04:15,488 INFO L87 Difference]: Start difference. First operand 7629 states and 8358 transitions. Second operand 18 states. [2020-09-04 16:04:16,201 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:16,529 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:16,855 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:17,178 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:17,489 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:21,117 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:21,434 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:21,758 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:22,088 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:22,413 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:22,721 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:23,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:23,540 INFO L93 Difference]: Finished difference Result 8825 states and 9734 transitions. [2020-09-04 16:04:23,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 16:04:23,541 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 632 [2020-09-04 16:04:23,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:23,543 INFO L225 Difference]: With dead ends: 8825 [2020-09-04 16:04:23,543 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:04:23,559 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=331, Invalid=1075, Unknown=0, NotChecked=0, Total=1406 [2020-09-04 16:04:23,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:04:23,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:04:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:04:23,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:04:23,561 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 632 [2020-09-04 16:04:23,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:23,561 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:04:23,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:04:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:04:23,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:04:23,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:04:23,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:04:23,959 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:24,306 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:25,503 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 16:04:25,855 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:26,179 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:26,509 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:26,829 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:28,280 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:04:28,606 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:28,940 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:29,271 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:04:29,607 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:29,932 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:30,244 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:30,573 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:30,898 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:31,232 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:04:31,562 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:31,898 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:04:32,921 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:04:33,255 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:04:33,576 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:33,896 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:34,960 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:04:35,279 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:35,629 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:35,968 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:36,956 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 223 [2020-09-04 16:04:37,290 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:37,618 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:37,946 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:04:38,513 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:04:38,830 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:39,145 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:39,470 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:39,799 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:41,211 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 247 DAG size of output: 235 [2020-09-04 16:04:41,808 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:04:42,129 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:42,454 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:42,979 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:04:44,357 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-09-04 16:04:44,682 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:45,070 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:04:45,402 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:45,717 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:46,064 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:04:47,365 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 256 DAG size of output: 246 [2020-09-04 16:04:48,825 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 257 DAG size of output: 247 [2020-09-04 16:04:49,219 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:04:49,580 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 228 [2020-09-04 16:04:49,931 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 229 [2020-09-04 16:04:50,270 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:04:50,446 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:50,622 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:04:50,947 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:51,122 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:51,458 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:04:51,795 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:04:52,120 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:04:52,292 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:04:52,827 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:04:54,391 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:04:54,707 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:56,280 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 16:04:56,602 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:56,918 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:04:57,243 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:04:57,794 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:04:58,110 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:04:58,430 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:04:59,380 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:04:59,700 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:00,028 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:00,345 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:00,669 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:01,188 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:05:01,803 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:05:02,144 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:02,494 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:02,804 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:03,134 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:03,466 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:03,790 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:04,113 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:04,442 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:04,772 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:05,081 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:05,442 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:05,771 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:06,104 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:06,445 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:06,791 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:05:08,208 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:05:08,538 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:08,867 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:09,196 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:09,525 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:09,865 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:10,870 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:05:11,193 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:12,346 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 240 DAG size of output: 226 [2020-09-04 16:05:12,668 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:12,987 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:05:13,312 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:13,628 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:13,951 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:14,260 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:14,588 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:14,919 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:15,245 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:15,573 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:05:15,901 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:16,216 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:16,534 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:16,852 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:05:17,177 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:17,500 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:05:17,808 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:05:18,119 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:05:18,450 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:18,789 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:05:19,110 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:05:19,562 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-04 16:05:20,561 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-04 16:05:20,734 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-04 16:05:34,735 WARN L193 SmtUtils]: Spent 13.77 s on a formula simplification. DAG size of input: 810 DAG size of output: 636 [2020-09-04 16:05:35,052 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:05:48,838 WARN L193 SmtUtils]: Spent 13.78 s on a formula simplification. DAG size of input: 810 DAG size of output: 636 [2020-09-04 16:06:02,813 WARN L193 SmtUtils]: Spent 13.79 s on a formula simplification. DAG size of input: 810 DAG size of output: 636 [2020-09-04 16:06:08,913 WARN L193 SmtUtils]: Spent 6.10 s on a formula simplification. DAG size of input: 672 DAG size of output: 502 [2020-09-04 16:06:09,995 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:06:11,012 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:06:11,352 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:11,684 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:12,850 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 16:06:13,188 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:13,511 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:13,834 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:14,150 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:15,584 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:06:15,908 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:16,238 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:16,569 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:16,900 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:17,225 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:17,535 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:17,862 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:18,185 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:18,518 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:18,845 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:19,177 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:20,173 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:06:20,502 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:20,821 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:21,140 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:22,199 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:06:22,518 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:22,859 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:23,192 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:24,172 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 223 [2020-09-04 16:06:24,494 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:25,022 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:06:26,588 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:06:26,929 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:28,501 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 16:06:28,823 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:29,139 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:29,464 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:30,016 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:06:30,331 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:30,653 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:31,600 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:06:31,921 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:32,247 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:32,562 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:32,885 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:33,402 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:06:33,980 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:06:34,318 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:34,666 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:34,975 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:35,303 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:35,636 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:35,960 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:36,283 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:36,611 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:36,940 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:37,248 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:37,573 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:37,899 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:38,232 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:38,574 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:38,915 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:06:40,327 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:06:40,656 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:40,985 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:41,314 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:41,641 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:41,976 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:42,984 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:06:43,307 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:44,462 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 240 DAG size of output: 226 [2020-09-04 16:06:44,785 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:45,105 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:45,430 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:45,746 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:46,069 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:46,379 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:46,715 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:47,054 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:47,380 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:47,708 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:06:48,038 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:48,354 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:48,671 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:48,989 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:06:49,314 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:49,637 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:06:49,945 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:50,256 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:06:50,588 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:50,913 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:51,244 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:06:52,243 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:06:53,320 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:06:53,650 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:54,002 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:06:54,364 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:54,718 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:55,082 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:06:55,395 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:55,746 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:06:56,101 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:56,464 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:56,828 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:06:57,149 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:06:57,504 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:57,859 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:58,215 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:06:58,577 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:06:58,940 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:06:59,299 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:06:59,658 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:07:00,254 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:07:00,613 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:07:00,967 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:07:01,304 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:07:01,674 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:02,044 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:07:02,389 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:03,291 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 237 [2020-09-04 16:07:05,317 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 268 DAG size of output: 260 [2020-09-04 16:07:05,690 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:07,391 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 266 DAG size of output: 256 [2020-09-04 16:07:07,772 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:08,146 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:08,528 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:09,318 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:09,689 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:10,067 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:11,089 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 247 DAG size of output: 242 [2020-09-04 16:07:11,467 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:11,851 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:12,223 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:12,606 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:13,516 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:14,313 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:14,706 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:15,136 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:15,501 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:15,887 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:07:16,279 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:16,662 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:17,041 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:17,429 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:17,814 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:18,179 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:18,532 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:18,884 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:19,250 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:19,618 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:19,987 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:21,834 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 268 DAG size of output: 259 [2020-09-04 16:07:22,229 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:07:22,632 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:23,019 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:23,374 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:23,767 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:25,317 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 245 DAG size of output: 231 [2020-09-04 16:07:25,667 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:27,024 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-09-04 16:07:27,374 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:27,752 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:07:28,134 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:28,508 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:28,859 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:29,230 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:29,620 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:29,977 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:30,328 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:30,715 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:07:31,071 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:31,444 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:31,818 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:32,193 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:32,576 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:32,957 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:07:33,322 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:33,691 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:07:34,081 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:34,464 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:34,842 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:35,176 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:35,749 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:07:38,125 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 268 DAG size of output: 252 [2020-09-04 16:07:38,718 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:07:39,297 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:07:41,657 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 267 DAG size of output: 247 [2020-09-04 16:07:42,253 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:07:42,857 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:07:43,460 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:07:43,787 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:07:44,118 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:44,441 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:07:44,773 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:45,125 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:45,453 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:07:46,544 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:46,922 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:47,306 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:47,686 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:48,013 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:48,390 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:07:48,759 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:07:49,150 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:49,544 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:07:49,874 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:50,242 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:07:50,611 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:50,983 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:07:51,375 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:51,768 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:07:52,159 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:52,548 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:07:53,138 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:53,525 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:53,904 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:07:54,267 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:07:54,664 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:07:55,057 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:07:55,415 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:55,767 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:56,113 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:56,439 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:56,780 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:57,121 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:57,456 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:57,782 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:58,123 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:58,463 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:58,798 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:59,124 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:07:59,497 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:07:59,874 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:00,985 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:08:01,364 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:01,730 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:02,093 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:02,446 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:03,891 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 254 DAG size of output: 241 [2020-09-04 16:08:04,258 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:04,630 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:05,001 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:05,377 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:05,743 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:06,094 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:06,460 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:06,824 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:07,222 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:07,589 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:08:07,960 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:09,244 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 247 DAG size of output: 233 [2020-09-04 16:08:09,614 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:09,972 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:10,330 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:08:11,449 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 16:08:11,807 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:12,184 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:12,558 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:08:13,687 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 16:08:27,447 WARN L193 SmtUtils]: Spent 13.76 s on a formula simplification. DAG size of input: 810 DAG size of output: 636 [2020-09-04 16:08:27,817 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:28,186 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:28,555 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:28,925 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:29,244 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:29,607 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:29,970 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:30,347 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:30,725 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:08:31,047 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:31,408 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:31,770 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:32,134 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:32,510 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:32,890 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:33,264 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:33,637 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:08:34,287 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:34,659 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:35,024 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:35,374 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:08:35,756 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:36,134 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:36,471 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:08:46,812 WARN L193 SmtUtils]: Spent 10.34 s on a formula simplification. DAG size of input: 780 DAG size of output: 610 [2020-09-04 16:08:47,182 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:47,551 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:47,919 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:48,293 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:48,612 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:48,974 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:49,336 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:49,713 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:50,091 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:08:50,412 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:08:50,773 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:08:51,134 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:51,497 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:51,874 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:52,250 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:52,625 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:08:52,999 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:08:53,654 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:54,026 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:08:54,391 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:08:54,740 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:08:55,123 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:55,501 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:56,585 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:08:57,572 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:08:57,901 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:08:58,250 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:58,644 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:59,029 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:08:59,372 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:59,707 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:00,033 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:00,359 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:00,925 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:09:01,240 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:01,555 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:01,878 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:02,204 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:03,608 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 247 DAG size of output: 235 [2020-09-04 16:09:04,204 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:09:04,525 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:04,849 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:05,377 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:09:06,752 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-09-04 16:09:07,077 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:07,465 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:09:07,794 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:08,109 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:09,191 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:10,180 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:09:10,530 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:10,860 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:11,185 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:11,510 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:11,829 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:12,145 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:12,467 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:13,874 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 247 DAG size of output: 235 [2020-09-04 16:09:14,189 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:14,505 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:15,102 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 16:09:15,450 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:15,974 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:09:16,295 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:16,682 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 16:09:18,058 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-09-04 16:09:18,399 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:18,966 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 16:09:23,146 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:24,137 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:09:25,214 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:26,200 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:09:27,771 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:29,331 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:29,648 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:29,966 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:30,298 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:31,703 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:32,027 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:32,355 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:32,671 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:32,994 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:34,557 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:36,117 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:36,435 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:37,844 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:38,168 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:38,499 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:09:38,816 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:39,151 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:39,477 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:39,801 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:40,122 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:40,448 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:41,160 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2020-09-04 16:09:41,483 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:42,199 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2020-09-04 16:09:42,522 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:42,842 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:43,171 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:43,495 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:44,301 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-09-04 16:09:44,620 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:44,948 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:45,271 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:46,707 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:09:47,034 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:47,360 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:48,793 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:09:49,117 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:49,440 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:49,760 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:50,083 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:50,398 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:50,722 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:09:51,049 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:51,372 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:51,687 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:09:52,016 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:52,332 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:52,664 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:52,982 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:09:53,306 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:53,626 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:09:53,944 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:09:55,540 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:09:55,864 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:56,188 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:09:57,248 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:58,242 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:09:58,593 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:58,924 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:59,248 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:59,575 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:09:59,892 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 27 [2020-09-04 16:10:00,003 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:10:00,114 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:10:00,226 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:10:00,531 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 27 [2020-09-04 16:10:00,651 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 16:10:00,768 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 16:10:01,252 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:03,338 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2020-09-04 16:10:03,448 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 16:10:03,558 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 16:10:04,037 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:04,528 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:04,647 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 16:10:05,123 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:05,617 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:07,687 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2020-09-04 16:10:09,754 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2020-09-04 16:10:11,829 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2020-09-04 16:10:12,300 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:12,786 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:13,276 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 237 [2020-09-04 16:10:13,764 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 237 [2020-09-04 16:10:14,255 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 236 [2020-09-04 16:10:14,739 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:15,233 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 236 [2020-09-04 16:10:15,725 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2020-09-04 16:10:16,216 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2020-09-04 16:10:16,704 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:17,192 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 237 [2020-09-04 16:10:17,679 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 237 [2020-09-04 16:10:18,172 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:18,649 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2020-09-04 16:10:19,125 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2020-09-04 16:10:19,614 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:21,692 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2020-09-04 16:10:22,168 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 234 [2020-09-04 16:10:22,658 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 235 [2020-09-04 16:10:22,995 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:23,172 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:23,504 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:23,837 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:24,163 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:10:24,340 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:24,524 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:24,723 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:25,067 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:25,414 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:25,588 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:25,763 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:26,232 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:10:26,408 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:27,306 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:10:28,205 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:10:28,557 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:28,909 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:29,377 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:10:29,550 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:29,870 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:10:30,938 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:31,952 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:10:33,821 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 16:10:34,144 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:34,468 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:10:34,640 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:10:34,958 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:10:35,650 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 228 [2020-09-04 16:10:35,977 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:36,302 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:36,641 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:10:36,969 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:37,149 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:10:37,476 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:10:37,806 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:10:37,988 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 16:10:38,144 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 16:10:38,319 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 16:10:38,467 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 16:10:40,027 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:41,021 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:10:41,378 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:42,441 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:43,435 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:10:44,604 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:10:45,451 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 232 [2020-09-04 16:10:46,033 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:10:46,896 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:10:47,602 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:48,218 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:10:48,991 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 16:10:49,664 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:10:50,332 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:10:51,014 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:10:51,867 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 234 [2020-09-04 16:10:52,602 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:10:53,279 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:10:53,953 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:10:54,760 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 222 [2020-09-04 16:10:55,443 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:10:56,152 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:56,856 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:10:57,682 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 239 [2020-09-04 16:10:58,362 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:10:59,070 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:59,776 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:11:00,454 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:11:01,128 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:01,861 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:11:02,569 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:11:03,279 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 16:11:03,949 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:04,626 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:11:05,543 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-09-04 16:11:06,296 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 231 [2020-09-04 16:11:07,167 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 235 [2020-09-04 16:11:07,874 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:11:08,700 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 239 [2020-09-04 16:11:09,376 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:10,049 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:10,513 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:11:11,190 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:11:12,344 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-09-04 16:11:13,258 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 237 [2020-09-04 16:11:13,932 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:14,642 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 230 [2020-09-04 16:11:15,229 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 16:11:15,891 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 226 [2020-09-04 16:11:16,563 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:17,244 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:11:17,920 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:18,596 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:19,294 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:11:19,995 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:11:20,694 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:11:21,517 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 239 [2020-09-04 16:11:22,191 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:22,901 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:11:23,815 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 237 [2020-09-04 16:11:24,486 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:25,159 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 16:11:25,830 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:26,412 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 223 [2020-09-04 16:11:27,089 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:11:27,788 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 16:11:28,133 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:11:29,118 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:11:29,461 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:11:29,798 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:30,143 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:11:31,207 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:11:31,568 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:31,909 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:32,238 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:11:32,562 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 16:11:32,907 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:11:33,251 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:33,424 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:33,599 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:34,068 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:11:34,244 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:35,142 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:11:36,038 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:36,390 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:11:36,742 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:11:37,211 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-09-04 16:11:37,383 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:39,161 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:11:40,144 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:11:40,474 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:41,552 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:11:41,886 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:42,058 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:11:42,386 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:11:42,714 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:11:43,037 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:11:43,371 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:43,732 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:11:44,053 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:11:44,383 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:11:44,707 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:11:45,029 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:11:45,201 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:11:45,963 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 224 [2020-09-04 16:11:46,191 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:46,418 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:46,592 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-09-04 16:11:46,821 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:47,050 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:47,272 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:47,487 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:47,665 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 27 [2020-09-04 16:11:47,836 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 27 [2020-09-04 16:11:47,990 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 23 [2020-09-04 16:11:48,167 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 26 [2020-09-04 16:11:48,308 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 23 [2020-09-04 16:11:48,882 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-09-04 16:11:49,052 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 28 [2020-09-04 16:11:49,620 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 220 [2020-09-04 16:11:49,790 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-09-04 16:11:49,938 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 16:11:50,085 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 16:11:50,598 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 221 [2020-09-04 16:11:51,350 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 224 [2020-09-04 16:11:51,576 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 26 [2020-09-04 16:11:52,260 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 16:11:52,757 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 223 [2020-09-04 16:11:53,438 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 16:11:54,120 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 16:11:54,801 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 16:11:54,961 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 16:11:55,085 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 24 [2020-09-04 16:11:55,625 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 221 [2020-09-04 16:11:55,979 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:11:57,306 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 245 DAG size of output: 240 [2020-09-04 16:11:57,670 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:11:58,024 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:58,389 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:58,701 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:11:59,051 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:11:59,407 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:12:01,023 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 244 [2020-09-04 16:12:01,381 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:12:01,745 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:12:02,062 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 16:12:02,416 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:12:02,776 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:12:03,132 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:12:03,494 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:12:03,856 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:12:04,215 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:12:04,574 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 16:12:05,847 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:12:06,432 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:12:06,791 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:12:07,143 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:12:08,474 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 16:12:08,807 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:12:09,176 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:12:09,541 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:12:10,698 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 243 DAG size of output: 238 [2020-09-04 16:12:11,040 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:12:12,030 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-09-04 16:12:12,360 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:13,442 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:12:13,776 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:12:13,949 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:12:14,276 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:14,605 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:12:14,929 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:15,263 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:15,626 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:15,948 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 16:12:16,278 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:12:16,602 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 16:12:16,923 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 16:12:17,095 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:12:17,498 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:12:17,892 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:12:18,294 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:12:19,694 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2020-09-04 16:12:20,071 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:12:20,454 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:12:20,834 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:12:22,209 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 259 DAG size of output: 248 [2020-09-04 16:12:24,104 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 243 DAG size of output: 228 [2020-09-04 16:12:24,963 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:25,863 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:12:27,199 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 242 DAG size of output: 231 [2020-09-04 16:12:27,400 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 16:12:27,556 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 16:12:27,731 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 16:12:27,878 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 16:12:28,612 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:30,460 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2020-09-04 16:12:31,032 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 223 [2020-09-04 16:12:31,601 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 223 [2020-09-04 16:12:32,174 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:32,744 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:33,312 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:35,159 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2020-09-04 16:12:35,722 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:37,579 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2020-09-04 16:12:38,275 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2020-09-04 16:12:38,835 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:40,710 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2020-09-04 16:12:41,834 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 238 DAG size of output: 222 [2020-09-04 16:12:42,954 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 238 DAG size of output: 222 [2020-09-04 16:12:43,532 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:12:44,112 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 222 [2020-09-04 16:12:44,685 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:45,256 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:45,968 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:47,817 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 259 DAG size of output: 234 [2020-09-04 16:12:48,519 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2020-09-04 16:12:49,089 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:49,650 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:50,211 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:50,780 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:51,340 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 16:12:51,918 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:52,767 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 222 [2020-09-04 16:12:53,335 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 16:12:54,045 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 16:12:54,897 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 222 [2020-09-04 16:12:55,251 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:55,604 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:56,916 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:12:57,273 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:57,617 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:57,960 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:58,294 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:59,705 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 250 DAG size of output: 236 [2020-09-04 16:13:00,051 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:00,402 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:00,753 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:01,104 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:01,449 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:01,781 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:02,127 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:02,471 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:02,822 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:13:03,170 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:03,521 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:04,551 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 243 DAG size of output: 232 [2020-09-04 16:13:04,901 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:13:05,239 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:05,577 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:06,615 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:13:06,955 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:07,312 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:07,665 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:08,907 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:13:09,245 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:09,584 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:09,914 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 16:13:10,254 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:10,615 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:10,951 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:21,479 WARN L193 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 780 DAG size of output: 610 [2020-09-04 16:13:21,808 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:13:23,379 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 253 DAG size of output: 235 [2020-09-04 16:13:23,702 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:24,226 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222