/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:21:48,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:21:48,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:21:48,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:21:48,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:21:48,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:21:48,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:21:48,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:21:48,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:21:48,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:21:48,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:21:48,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:21:48,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:21:48,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:21:48,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:21:48,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:21:48,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:21:48,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:21:48,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:21:48,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:21:48,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:21:48,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:21:48,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:21:48,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:21:48,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:21:48,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:21:48,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:21:48,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:21:48,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:21:48,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:21:48,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:21:48,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:21:48,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:21:48,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:21:48,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:21:48,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:21:48,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:21:48,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:21:48,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:21:48,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:21:48,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:21:48,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 21:21:48,361 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:21:48,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:21:48,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:21:48,365 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:21:48,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:21:48,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:21:48,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:21:48,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:21:48,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:21:48,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:21:48,366 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:21:48,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:21:48,367 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:21:48,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:21:48,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:21:48,367 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:21:48,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:21:48,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:21:48,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:21:48,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:21:48,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:21:48,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:21:48,369 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 21:21:48,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:21:48,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:21:48,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:21:48,831 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:21:48,831 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:21:48,832 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-09-04 21:21:48,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3cc3a5f3/72abd4af78b444d88c73618b644e6039/FLAGa5694fee2 [2020-09-04 21:21:49,555 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:21:49,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2020-09-04 21:21:49,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3cc3a5f3/72abd4af78b444d88c73618b644e6039/FLAGa5694fee2 [2020-09-04 21:21:49,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d3cc3a5f3/72abd4af78b444d88c73618b644e6039 [2020-09-04 21:21:49,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:21:49,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:21:49,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:21:49,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:21:49,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:21:49,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:21:49" (1/1) ... [2020-09-04 21:21:49,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2859c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:49, skipping insertion in model container [2020-09-04 21:21:49,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:21:49" (1/1) ... [2020-09-04 21:21:49,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:21:49,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:21:50,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:21:50,489 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:21:50,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:21:50,615 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:21:50,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50 WrapperNode [2020-09-04 21:21:50,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:21:50,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:21:50,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:21:50,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:21:50,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... [2020-09-04 21:21:50,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:21:50,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:21:50,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:21:50,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:21:50,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:21:50,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:21:50,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:21:50,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:21:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:21:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:21:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:21:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:21:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:21:50,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:21:50,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:21:50,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 21:21:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:21:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:21:50,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:21:50,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 21:21:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:21:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:21:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:21:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:21:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:21:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:21:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:21:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 21:21:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:21:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 21:21:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:21:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:21:50,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:21:50,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:21:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:21:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:21:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:21:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:21:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:21:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 21:21:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:21:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:21:50,854 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 21:21:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 21:21:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 21:21:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:21:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:21:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:21:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:21:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:21:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:21:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:21:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:21:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:21:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:21:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:21:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:21:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:21:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:21:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:21:50,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:21:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:21:50,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:21:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:21:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:21:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:21:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:21:50,864 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:21:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:21:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:21:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:21:50,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:21:52,056 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:21:52,057 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:21:52,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:21:52 BoogieIcfgContainer [2020-09-04 21:21:52,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:21:52,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:21:52,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:21:52,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:21:52,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:21:49" (1/3) ... [2020-09-04 21:21:52,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26559b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:21:52, skipping insertion in model container [2020-09-04 21:21:52,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:21:50" (2/3) ... [2020-09-04 21:21:52,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26559b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:21:52, skipping insertion in model container [2020-09-04 21:21:52,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:21:52" (3/3) ... [2020-09-04 21:21:52,083 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2020-09-04 21:21:52,095 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:21:52,108 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:21:52,132 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:21:52,162 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:21:52,163 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:21:52,163 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:21:52,163 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:21:52,163 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:21:52,164 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:21:52,164 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:21:52,164 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:21:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states. [2020-09-04 21:21:52,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:21:52,249 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:52,251 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:52,252 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:52,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:52,260 INFO L82 PathProgramCache]: Analyzing trace with hash -36898584, now seen corresponding path program 1 times [2020-09-04 21:21:52,272 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:52,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236120886] [2020-09-04 21:21:52,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,103 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:53,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:21:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:21:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:21:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:21:53,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236120886] [2020-09-04 21:21:53,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:21:53,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:21:53,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720404817] [2020-09-04 21:21:53,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:21:53,293 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:53,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:21:53,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:21:53,313 INFO L87 Difference]: Start difference. First operand 360 states. Second operand 4 states. [2020-09-04 21:21:54,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:54,823 INFO L93 Difference]: Finished difference Result 584 states and 687 transitions. [2020-09-04 21:21:54,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:21:54,827 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:21:54,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:54,861 INFO L225 Difference]: With dead ends: 584 [2020-09-04 21:21:54,861 INFO L226 Difference]: Without dead ends: 360 [2020-09-04 21:21:54,872 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:21:54,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-09-04 21:21:55,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 309. [2020-09-04 21:21:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-09-04 21:21:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 339 transitions. [2020-09-04 21:21:55,073 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 339 transitions. Word has length 160 [2020-09-04 21:21:55,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:55,074 INFO L479 AbstractCegarLoop]: Abstraction has 309 states and 339 transitions. [2020-09-04 21:21:55,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:21:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 339 transitions. [2020-09-04 21:21:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:21:55,078 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:55,079 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:55,079 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:21:55,079 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:55,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:55,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1699569308, now seen corresponding path program 1 times [2020-09-04 21:21:55,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:55,080 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1270145864] [2020-09-04 21:21:55,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,475 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:55,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:21:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:21:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:21:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:21:55,594 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1270145864] [2020-09-04 21:21:55,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:21:55,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:21:55,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942064558] [2020-09-04 21:21:55,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:21:55,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:55,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:21:55,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:21:55,600 INFO L87 Difference]: Start difference. First operand 309 states and 339 transitions. Second operand 5 states. [2020-09-04 21:21:56,266 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:21:57,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:21:57,715 INFO L93 Difference]: Finished difference Result 503 states and 571 transitions. [2020-09-04 21:21:57,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:21:57,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:21:57,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:21:57,721 INFO L225 Difference]: With dead ends: 503 [2020-09-04 21:21:57,721 INFO L226 Difference]: Without dead ends: 349 [2020-09-04 21:21:57,723 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:21:57,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-09-04 21:21:57,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 299. [2020-09-04 21:21:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-09-04 21:21:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 326 transitions. [2020-09-04 21:21:57,813 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 326 transitions. Word has length 161 [2020-09-04 21:21:57,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:21:57,814 INFO L479 AbstractCegarLoop]: Abstraction has 299 states and 326 transitions. [2020-09-04 21:21:57,814 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:21:57,814 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 326 transitions. [2020-09-04 21:21:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 21:21:57,816 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:21:57,817 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:21:57,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:21:57,817 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:21:57,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:21:57,818 INFO L82 PathProgramCache]: Analyzing trace with hash 1512642209, now seen corresponding path program 1 times [2020-09-04 21:21:57,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:21:57,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1053223837] [2020-09-04 21:21:57,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:21:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,243 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:21:58,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:21:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:21:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:21:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:21:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:21:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:21:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:21:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:21:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 21:21:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 21:21:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:21:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:21:58,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1053223837] [2020-09-04 21:21:58,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:21:58,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:21:58,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967119426] [2020-09-04 21:21:58,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:21:58,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:21:58,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:21:58,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:21:58,467 INFO L87 Difference]: Start difference. First operand 299 states and 326 transitions. Second operand 11 states. [2020-09-04 21:21:59,169 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:21:59,545 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:21:59,822 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:22:00,130 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:00,458 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:00,754 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:01,951 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:05,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:05,066 INFO L93 Difference]: Finished difference Result 838 states and 977 transitions. [2020-09-04 21:22:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:22:05,067 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 21:22:05,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:05,073 INFO L225 Difference]: With dead ends: 838 [2020-09-04 21:22:05,073 INFO L226 Difference]: Without dead ends: 654 [2020-09-04 21:22:05,074 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:22:05,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2020-09-04 21:22:05,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 551. [2020-09-04 21:22:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2020-09-04 21:22:05,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 621 transitions. [2020-09-04 21:22:05,286 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 621 transitions. Word has length 174 [2020-09-04 21:22:05,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:05,287 INFO L479 AbstractCegarLoop]: Abstraction has 551 states and 621 transitions. [2020-09-04 21:22:05,287 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:22:05,287 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 621 transitions. [2020-09-04 21:22:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:22:05,290 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:05,291 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:05,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:22:05,291 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:05,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:05,292 INFO L82 PathProgramCache]: Analyzing trace with hash -159814954, now seen corresponding path program 1 times [2020-09-04 21:22:05,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:05,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [310750930] [2020-09-04 21:22:05,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,671 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:05,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:22:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:22:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:22:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:22:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 21:22:05,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [310750930] [2020-09-04 21:22:05,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:22:05,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:22:05,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891848270] [2020-09-04 21:22:05,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:22:05,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:05,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:22:05,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:22:05,894 INFO L87 Difference]: Start difference. First operand 551 states and 621 transitions. Second operand 10 states. [2020-09-04 21:22:06,484 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:07,500 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:07,847 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:09,036 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:09,371 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:09,757 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:10,113 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:10,488 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:10,806 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:12,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:12,123 INFO L93 Difference]: Finished difference Result 1268 states and 1523 transitions. [2020-09-04 21:22:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:22:12,124 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:22:12,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:12,130 INFO L225 Difference]: With dead ends: 1268 [2020-09-04 21:22:12,130 INFO L226 Difference]: Without dead ends: 832 [2020-09-04 21:22:12,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:22:12,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2020-09-04 21:22:12,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 739. [2020-09-04 21:22:12,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2020-09-04 21:22:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 835 transitions. [2020-09-04 21:22:12,392 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 835 transitions. Word has length 179 [2020-09-04 21:22:12,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:12,393 INFO L479 AbstractCegarLoop]: Abstraction has 739 states and 835 transitions. [2020-09-04 21:22:12,393 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:22:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 835 transitions. [2020-09-04 21:22:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 21:22:12,397 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:12,397 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:12,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:22:12,397 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:12,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:12,398 INFO L82 PathProgramCache]: Analyzing trace with hash 64355154, now seen corresponding path program 1 times [2020-09-04 21:22:12,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:12,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187333244] [2020-09-04 21:22:12,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,704 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:12,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:22:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:22:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:22:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:12,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 21:22:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:22:13,015 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187333244] [2020-09-04 21:22:13,015 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:22:13,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:22:13,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353791274] [2020-09-04 21:22:13,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:22:13,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:13,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:22:13,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:22:13,018 INFO L87 Difference]: Start difference. First operand 739 states and 835 transitions. Second operand 11 states. [2020-09-04 21:22:15,096 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:15,419 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:22:15,753 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:22:16,022 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:16,292 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:16,590 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:18,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:18,198 INFO L93 Difference]: Finished difference Result 1571 states and 1883 transitions. [2020-09-04 21:22:18,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:22:18,199 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 217 [2020-09-04 21:22:18,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:18,206 INFO L225 Difference]: With dead ends: 1571 [2020-09-04 21:22:18,206 INFO L226 Difference]: Without dead ends: 947 [2020-09-04 21:22:18,209 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:22:18,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2020-09-04 21:22:18,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 758. [2020-09-04 21:22:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-09-04 21:22:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 855 transitions. [2020-09-04 21:22:18,431 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 855 transitions. Word has length 217 [2020-09-04 21:22:18,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:18,432 INFO L479 AbstractCegarLoop]: Abstraction has 758 states and 855 transitions. [2020-09-04 21:22:18,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:22:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 855 transitions. [2020-09-04 21:22:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 21:22:18,435 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:18,436 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:18,436 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:22:18,436 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:18,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:18,437 INFO L82 PathProgramCache]: Analyzing trace with hash 2026418, now seen corresponding path program 1 times [2020-09-04 21:22:18,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:18,437 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [236736163] [2020-09-04 21:22:18,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,835 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:18,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:22:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:22:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:18,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:22:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 21:22:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:19,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:22:19,154 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [236736163] [2020-09-04 21:22:19,155 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:22:19,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:22:19,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640717596] [2020-09-04 21:22:19,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:22:19,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:19,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:22:19,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:22:19,158 INFO L87 Difference]: Start difference. First operand 758 states and 855 transitions. Second operand 14 states. [2020-09-04 21:22:19,788 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:20,102 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:22:20,418 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:20,732 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:21,023 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:22,389 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:22,715 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:23,073 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:23,437 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:23,760 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:25,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:25,627 INFO L93 Difference]: Finished difference Result 1612 states and 1954 transitions. [2020-09-04 21:22:25,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:22:25,628 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 217 [2020-09-04 21:22:25,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:25,635 INFO L225 Difference]: With dead ends: 1612 [2020-09-04 21:22:25,635 INFO L226 Difference]: Without dead ends: 969 [2020-09-04 21:22:25,639 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 21:22:25,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2020-09-04 21:22:25,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 770. [2020-09-04 21:22:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 770 states. [2020-09-04 21:22:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 770 states and 867 transitions. [2020-09-04 21:22:25,831 INFO L78 Accepts]: Start accepts. Automaton has 770 states and 867 transitions. Word has length 217 [2020-09-04 21:22:25,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:25,831 INFO L479 AbstractCegarLoop]: Abstraction has 770 states and 867 transitions. [2020-09-04 21:22:25,831 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:22:25,832 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 867 transitions. [2020-09-04 21:22:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 21:22:25,835 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:25,835 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:25,836 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:22:25,836 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:25,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:25,836 INFO L82 PathProgramCache]: Analyzing trace with hash 2141932335, now seen corresponding path program 1 times [2020-09-04 21:22:25,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:25,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1372347443] [2020-09-04 21:22:25,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,153 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:26,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:22:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:22:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:22:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 21:22:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:22:26,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1372347443] [2020-09-04 21:22:26,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:22:26,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 21:22:26,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767623276] [2020-09-04 21:22:26,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 21:22:26,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:26,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 21:22:26,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 21:22:26,425 INFO L87 Difference]: Start difference. First operand 770 states and 867 transitions. Second operand 8 states. [2020-09-04 21:22:26,977 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:27,663 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:31,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:31,238 INFO L93 Difference]: Finished difference Result 2401 states and 2938 transitions. [2020-09-04 21:22:31,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 21:22:31,239 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 217 [2020-09-04 21:22:31,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:31,249 INFO L225 Difference]: With dead ends: 2401 [2020-09-04 21:22:31,250 INFO L226 Difference]: Without dead ends: 1746 [2020-09-04 21:22:31,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=172, Invalid=530, Unknown=0, NotChecked=0, Total=702 [2020-09-04 21:22:31,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1746 states. [2020-09-04 21:22:31,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1746 to 1478. [2020-09-04 21:22:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1478 states. [2020-09-04 21:22:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 1690 transitions. [2020-09-04 21:22:31,721 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 1690 transitions. Word has length 217 [2020-09-04 21:22:31,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:31,721 INFO L479 AbstractCegarLoop]: Abstraction has 1478 states and 1690 transitions. [2020-09-04 21:22:31,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 21:22:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1690 transitions. [2020-09-04 21:22:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-09-04 21:22:31,726 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:31,726 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] [2020-09-04 21:22:31,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:22:31,726 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:31,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:31,727 INFO L82 PathProgramCache]: Analyzing trace with hash -388346294, now seen corresponding path program 1 times [2020-09-04 21:22:31,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:31,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043643464] [2020-09-04 21:22:31,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,143 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:32,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:22:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 21:22:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:22:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-04 21:22:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:22:32,454 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043643464] [2020-09-04 21:22:32,454 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:22:32,454 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 21:22:32,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768851903] [2020-09-04 21:22:32,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 21:22:32,455 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:32,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 21:22:32,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:22:32,456 INFO L87 Difference]: Start difference. First operand 1478 states and 1690 transitions. Second operand 15 states. [2020-09-04 21:22:33,353 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:22:34,290 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:35,799 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:22:36,416 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:22:36,827 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:37,158 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:37,792 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:22:38,116 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:38,544 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:38,870 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:42,699 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:22:43,329 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:22:43,651 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:44,246 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:45,781 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:22:46,382 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:22:47,006 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:22:48,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:22:48,220 INFO L93 Difference]: Finished difference Result 4573 states and 5620 transitions. [2020-09-04 21:22:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 21:22:48,221 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 222 [2020-09-04 21:22:48,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:22:48,240 INFO L225 Difference]: With dead ends: 4573 [2020-09-04 21:22:48,241 INFO L226 Difference]: Without dead ends: 3501 [2020-09-04 21:22:48,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1406 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=843, Invalid=3447, Unknown=0, NotChecked=0, Total=4290 [2020-09-04 21:22:48,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3501 states. [2020-09-04 21:22:49,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3501 to 2785. [2020-09-04 21:22:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2785 states. [2020-09-04 21:22:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 3161 transitions. [2020-09-04 21:22:49,267 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 3161 transitions. Word has length 222 [2020-09-04 21:22:49,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:22:49,267 INFO L479 AbstractCegarLoop]: Abstraction has 2785 states and 3161 transitions. [2020-09-04 21:22:49,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 21:22:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3161 transitions. [2020-09-04 21:22:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2020-09-04 21:22:49,275 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:22:49,276 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:22:49,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:22:49,276 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:22:49,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:22:49,277 INFO L82 PathProgramCache]: Analyzing trace with hash -896402758, now seen corresponding path program 1 times [2020-09-04 21:22:49,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:22:49,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [830861243] [2020-09-04 21:22:49,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:22:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,786 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:22:49,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:22:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:22:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:22:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:22:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:22:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:22:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:22:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:49,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:22:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:22:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:22:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:22:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:22:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:22:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:22:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 21:22:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-09-04 21:22:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:22:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:22:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:22:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:22:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:22:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-04 21:22:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-09-04 21:22:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:22:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-04 21:22:50,620 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [830861243] [2020-09-04 21:22:50,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:22:50,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:22:50,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193132937] [2020-09-04 21:22:50,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:22:50,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:22:50,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:22:50,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:22:50,626 INFO L87 Difference]: Start difference. First operand 2785 states and 3161 transitions. Second operand 19 states. [2020-09-04 21:22:51,514 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:22:51,843 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:22:52,163 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:52,481 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:22:52,784 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:22:53,953 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:22:54,105 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-09-04 21:22:54,513 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:22:54,933 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:22:55,248 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:22:55,591 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:22:56,091 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:22:56,525 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:22:56,930 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:22:59,104 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:01,088 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:23:01,730 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:23:02,437 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:23:02,938 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:03,842 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:04,625 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:05,047 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:23:06,272 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:23:06,925 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:07,559 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:23:08,250 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:23:09,724 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:23:12,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:12,036 INFO L93 Difference]: Finished difference Result 6250 states and 7372 transitions. [2020-09-04 21:23:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 21:23:12,037 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 336 [2020-09-04 21:23:12,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:12,060 INFO L225 Difference]: With dead ends: 6250 [2020-09-04 21:23:12,060 INFO L226 Difference]: Without dead ends: 3856 [2020-09-04 21:23:12,072 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2441 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=1407, Invalid=6603, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 21:23:12,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2020-09-04 21:23:13,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3205. [2020-09-04 21:23:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3205 states. [2020-09-04 21:23:13,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 3566 transitions. [2020-09-04 21:23:13,407 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 3566 transitions. Word has length 336 [2020-09-04 21:23:13,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:13,408 INFO L479 AbstractCegarLoop]: Abstraction has 3205 states and 3566 transitions. [2020-09-04 21:23:13,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:23:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3566 transitions. [2020-09-04 21:23:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2020-09-04 21:23:13,418 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:13,419 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:23:13,419 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:23:13,419 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:13,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:13,420 INFO L82 PathProgramCache]: Analyzing trace with hash -156911650, now seen corresponding path program 1 times [2020-09-04 21:23:13,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:13,420 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [215533939] [2020-09-04 21:23:13,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,783 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:13,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:23:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:23:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:13,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:23:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:23:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:23:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-04 21:23:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 21:23:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:23:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2020-09-04 21:23:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2020-09-04 21:23:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2020-09-04 21:23:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2020-09-04 21:23:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2020-09-04 21:23:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 21:23:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 125 proven. 38 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-09-04 21:23:14,595 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [215533939] [2020-09-04 21:23:14,595 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:14,595 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:23:14,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835315693] [2020-09-04 21:23:14,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:23:14,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:14,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:23:14,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:23:14,597 INFO L87 Difference]: Start difference. First operand 3205 states and 3566 transitions. Second operand 17 states. [2020-09-04 21:23:16,605 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:16,943 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:17,290 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:17,636 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:17,951 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:18,268 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:20,050 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:20,406 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:26,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:26,154 INFO L93 Difference]: Finished difference Result 9026 states and 10583 transitions. [2020-09-04 21:23:26,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 21:23:26,155 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 515 [2020-09-04 21:23:26,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:26,199 INFO L225 Difference]: With dead ends: 9026 [2020-09-04 21:23:26,199 INFO L226 Difference]: Without dead ends: 5409 [2020-09-04 21:23:26,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 126 SyntacticMatches, 6 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 658 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=540, Invalid=1910, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 21:23:26,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5409 states. [2020-09-04 21:23:29,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5409 to 4272. [2020-09-04 21:23:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4272 states. [2020-09-04 21:23:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 4272 states and 4837 transitions. [2020-09-04 21:23:29,708 INFO L78 Accepts]: Start accepts. Automaton has 4272 states and 4837 transitions. Word has length 515 [2020-09-04 21:23:29,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:29,711 INFO L479 AbstractCegarLoop]: Abstraction has 4272 states and 4837 transitions. [2020-09-04 21:23:29,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:23:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4837 transitions. [2020-09-04 21:23:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2020-09-04 21:23:29,733 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:29,733 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:23:29,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:23:29,734 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:29,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:29,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1028081239, now seen corresponding path program 1 times [2020-09-04 21:23:29,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:29,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324377054] [2020-09-04 21:23:29,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,468 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:30,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:23:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:23:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:23:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:23:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:23:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2020-09-04 21:23:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 21:23:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:23:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 21:23:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2020-09-04 21:23:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2020-09-04 21:23:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2020-09-04 21:23:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 21:23:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:30,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 21:23:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:31,196 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 134 proven. 45 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-04 21:23:31,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324377054] [2020-09-04 21:23:31,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:31,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:23:31,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479310036] [2020-09-04 21:23:31,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:23:31,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:31,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:23:31,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:23:31,204 INFO L87 Difference]: Start difference. First operand 4272 states and 4837 transitions. Second operand 19 states. [2020-09-04 21:23:31,793 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:32,230 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:32,568 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:32,899 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:33,225 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:23:33,540 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:34,741 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:35,093 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:36,768 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:37,243 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:37,607 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:37,979 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:39,294 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:39,631 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:41,451 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:41,764 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:42,081 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:23:44,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:23:44,339 INFO L93 Difference]: Finished difference Result 8618 states and 10034 transitions. [2020-09-04 21:23:44,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-09-04 21:23:44,339 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 525 [2020-09-04 21:23:44,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:23:44,365 INFO L225 Difference]: With dead ends: 8618 [2020-09-04 21:23:44,366 INFO L226 Difference]: Without dead ends: 4773 [2020-09-04 21:23:44,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=694, Invalid=2846, Unknown=0, NotChecked=0, Total=3540 [2020-09-04 21:23:44,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2020-09-04 21:23:45,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4173. [2020-09-04 21:23:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4173 states. [2020-09-04 21:23:46,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 4696 transitions. [2020-09-04 21:23:46,006 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 4696 transitions. Word has length 525 [2020-09-04 21:23:46,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:23:46,007 INFO L479 AbstractCegarLoop]: Abstraction has 4173 states and 4696 transitions. [2020-09-04 21:23:46,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:23:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 4696 transitions. [2020-09-04 21:23:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2020-09-04 21:23:46,020 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:23:46,021 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:23:46,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:23:46,021 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:23:46,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:23:46,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1700958274, now seen corresponding path program 1 times [2020-09-04 21:23:46,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:23:46,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1623290645] [2020-09-04 21:23:46,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:23:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,426 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:23:46,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:23:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:23:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:23:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:23:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:23:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:23:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:23:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:23:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:23:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:23:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:23:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:23:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:23:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:23:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:23:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-09-04 21:23:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2020-09-04 21:23:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:23:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:23:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:23:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:23:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:23:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 21:23:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2020-09-04 21:23:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:23:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 21:23:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:23:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:23:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:23:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 21:23:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:46,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 21:23:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:23:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 113 proven. 2 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2020-09-04 21:23:47,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1623290645] [2020-09-04 21:23:47,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:23:47,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:23:47,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283679305] [2020-09-04 21:23:47,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:23:47,042 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:23:47,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:23:47,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:23:47,043 INFO L87 Difference]: Start difference. First operand 4173 states and 4696 transitions. Second operand 17 states. [2020-09-04 21:23:47,707 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:23:49,048 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:23:54,466 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:54,820 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:55,194 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:55,545 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:55,893 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:56,264 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:57,129 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:57,479 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:23:57,825 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:58,183 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:23:58,535 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:23:58,892 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:23:59,546 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:23:59,901 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:00,519 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:24:00,886 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:24:01,271 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:24:01,628 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:24:06,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:24:06,001 INFO L93 Difference]: Finished difference Result 13279 states and 15575 transitions. [2020-09-04 21:24:06,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-04 21:24:06,001 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 522 [2020-09-04 21:24:06,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:24:06,045 INFO L225 Difference]: With dead ends: 13279 [2020-09-04 21:24:06,045 INFO L226 Difference]: Without dead ends: 9234 [2020-09-04 21:24:06,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 129 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=840, Invalid=3582, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 21:24:06,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2020-09-04 21:24:09,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 8107. [2020-09-04 21:24:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8107 states. [2020-09-04 21:24:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8107 states to 8107 states and 9040 transitions. [2020-09-04 21:24:09,053 INFO L78 Accepts]: Start accepts. Automaton has 8107 states and 9040 transitions. Word has length 522 [2020-09-04 21:24:09,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:24:09,053 INFO L479 AbstractCegarLoop]: Abstraction has 8107 states and 9040 transitions. [2020-09-04 21:24:09,054 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:24:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 8107 states and 9040 transitions. [2020-09-04 21:24:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-09-04 21:24:09,076 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:24:09,077 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:24:09,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:24:09,077 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:24:09,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:24:09,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1355838473, now seen corresponding path program 1 times [2020-09-04 21:24:09,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:24:09,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725727612] [2020-09-04 21:24:09,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:24:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,487 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:24:09,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:24:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:24:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:24:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:24:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:24:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:24:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:24:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:24:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 21:24:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:24:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:24:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:24:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:24:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2020-09-04 21:24:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:24:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:24:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:09,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:24:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:24:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:24:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:24:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:24:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:24:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 21:24:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:24:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:24:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:24:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:24:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:24:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:24:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2020-09-04 21:24:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 21:24:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2020-09-04 21:24:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:24:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:24:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2020-09-04 21:24:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 122 proven. 20 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2020-09-04 21:24:10,264 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725727612] [2020-09-04 21:24:10,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:24:10,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-09-04 21:24:10,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953664938] [2020-09-04 21:24:10,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 21:24:10,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:24:10,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 21:24:10,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:24:10,267 INFO L87 Difference]: Start difference. First operand 8107 states and 9040 transitions. Second operand 23 states. [2020-09-04 21:24:10,985 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:11,441 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:24:11,783 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:12,122 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:12,461 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:24:12,783 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:13,955 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:20,837 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:21,197 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:21,575 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:21,941 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:22,295 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:22,648 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:22,979 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:23,339 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:23,689 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:24,093 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:24,440 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:24,803 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:25,466 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:24:26,123 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:24:26,901 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:24:32,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:24:32,630 INFO L93 Difference]: Finished difference Result 17551 states and 20660 transitions. [2020-09-04 21:24:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2020-09-04 21:24:32,631 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 531 [2020-09-04 21:24:32,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:24:32,674 INFO L225 Difference]: With dead ends: 17551 [2020-09-04 21:24:32,674 INFO L226 Difference]: Without dead ends: 10160 [2020-09-04 21:24:32,694 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2105 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=1289, Invalid=6021, Unknown=0, NotChecked=0, Total=7310 [2020-09-04 21:24:32,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10160 states. [2020-09-04 21:24:35,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10160 to 7463. [2020-09-04 21:24:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7463 states. [2020-09-04 21:24:35,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7463 states to 7463 states and 8316 transitions. [2020-09-04 21:24:35,394 INFO L78 Accepts]: Start accepts. Automaton has 7463 states and 8316 transitions. Word has length 531 [2020-09-04 21:24:35,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:24:35,395 INFO L479 AbstractCegarLoop]: Abstraction has 7463 states and 8316 transitions. [2020-09-04 21:24:35,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 21:24:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 7463 states and 8316 transitions. [2020-09-04 21:24:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2020-09-04 21:24:35,414 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:24:35,415 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:24:35,415 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:24:35,415 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:24:35,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:24:35,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1719943689, now seen corresponding path program 2 times [2020-09-04 21:24:35,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:24:35,416 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [569670232] [2020-09-04 21:24:35,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:24:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,825 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:24:35,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:24:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:24:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:24:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:24:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:24:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:24:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:24:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:24:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:24:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:24:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:35,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:24:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:24:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:24:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:24:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:24:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:24:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:24:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:24:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:24:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:24:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 21:24:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:24:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 21:24:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:24:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:24:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:24:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:24:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:24:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2020-09-04 21:24:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2020-09-04 21:24:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 21:24:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:24:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2020-09-04 21:24:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:24:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:24:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:24:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:24:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2020-09-04 21:24:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:24:36,469 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 127 proven. 47 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2020-09-04 21:24:36,470 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [569670232] [2020-09-04 21:24:36,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:24:36,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:24:36,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186435655] [2020-09-04 21:24:36,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:24:36,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:24:36,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:24:36,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:24:36,471 INFO L87 Difference]: Start difference. First operand 7463 states and 8316 transitions. Second operand 18 states. [2020-09-04 21:24:37,166 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:39,304 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:39,664 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:40,334 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:24:40,679 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:24:41,530 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:24:41,861 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:24:42,478 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:24:42,862 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:43,223 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:43,589 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:24:43,939 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:44,533 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:24:46,185 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:46,557 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:47,239 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:24:47,933 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:24:48,579 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:24:49,505 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:24:50,179 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:24:54,852 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:24:55,857 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:24:56,232 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:56,869 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:24:57,543 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:24:58,162 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:25:06,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:25:06,652 INFO L93 Difference]: Finished difference Result 19584 states and 23735 transitions. [2020-09-04 21:25:06,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2020-09-04 21:25:06,653 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 531 [2020-09-04 21:25:06,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:25:06,706 INFO L225 Difference]: With dead ends: 19584 [2020-09-04 21:25:06,706 INFO L226 Difference]: Without dead ends: 15005 [2020-09-04 21:25:06,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 170 SyntacticMatches, 6 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4266 ImplicationChecksByTransitivity, 14.2s TimeCoverageRelationStatistics Valid=1968, Invalid=10022, Unknown=0, NotChecked=0, Total=11990 [2020-09-04 21:25:06,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15005 states. [2020-09-04 21:25:10,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15005 to 10559. [2020-09-04 21:25:10,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10559 states. [2020-09-04 21:25:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10559 states to 10559 states and 11650 transitions. [2020-09-04 21:25:11,012 INFO L78 Accepts]: Start accepts. Automaton has 10559 states and 11650 transitions. Word has length 531 [2020-09-04 21:25:11,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:25:11,012 INFO L479 AbstractCegarLoop]: Abstraction has 10559 states and 11650 transitions. [2020-09-04 21:25:11,012 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:25:11,013 INFO L276 IsEmpty]: Start isEmpty. Operand 10559 states and 11650 transitions. [2020-09-04 21:25:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2020-09-04 21:25:11,037 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:25:11,037 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:25:11,037 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:25:11,037 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:25:11,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:25:11,038 INFO L82 PathProgramCache]: Analyzing trace with hash -2088895818, now seen corresponding path program 1 times [2020-09-04 21:25:11,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:25:11,038 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1332379118] [2020-09-04 21:25:11,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:25:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,470 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:25:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:25:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:25:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:25:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:25:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:25:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:25:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:25:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:25:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:25:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:25:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:25:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:25:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:25:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:25:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:25:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:25:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:25:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:25:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:25:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 21:25:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:25:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:11,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 21:25:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:25:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:25:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:25:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:25:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:25:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 21:25:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:25:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 21:25:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:25:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 21:25:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-04 21:25:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2020-09-04 21:25:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-04 21:25:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:25:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-09-04 21:25:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-09-04 21:25:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 178 proven. 62 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2020-09-04 21:25:12,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1332379118] [2020-09-04 21:25:12,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:25:12,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:25:12,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892843855] [2020-09-04 21:25:12,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:25:12,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:25:12,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:25:12,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:25:12,287 INFO L87 Difference]: Start difference. First operand 10559 states and 11650 transitions. Second operand 19 states. [2020-09-04 21:25:13,386 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:25:14,896 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:25:19,933 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:20,316 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:25:20,651 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:20,987 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:25:21,303 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:21,878 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:25:30,651 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:25:31,015 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:25:31,368 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:31,731 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:25:32,062 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:34,555 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 21:25:35,185 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:25:38,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:25:38,856 INFO L93 Difference]: Finished difference Result 33994 states and 40802 transitions. [2020-09-04 21:25:38,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2020-09-04 21:25:38,857 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 612 [2020-09-04 21:25:38,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:25:38,938 INFO L225 Difference]: With dead ends: 33994 [2020-09-04 21:25:38,939 INFO L226 Difference]: Without dead ends: 22999 [2020-09-04 21:25:38,976 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 176 SyntacticMatches, 10 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3012 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=1772, Invalid=7540, Unknown=0, NotChecked=0, Total=9312 [2020-09-04 21:25:38,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22999 states. [2020-09-04 21:25:43,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22999 to 14588. [2020-09-04 21:25:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14588 states. [2020-09-04 21:25:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14588 states to 14588 states and 16017 transitions. [2020-09-04 21:25:43,957 INFO L78 Accepts]: Start accepts. Automaton has 14588 states and 16017 transitions. Word has length 612 [2020-09-04 21:25:43,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:25:43,958 INFO L479 AbstractCegarLoop]: Abstraction has 14588 states and 16017 transitions. [2020-09-04 21:25:43,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:25:43,958 INFO L276 IsEmpty]: Start isEmpty. Operand 14588 states and 16017 transitions. [2020-09-04 21:25:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2020-09-04 21:25:43,981 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:25:43,981 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:25:43,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:25:43,981 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:25:43,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:25:43,982 INFO L82 PathProgramCache]: Analyzing trace with hash 2118148886, now seen corresponding path program 1 times [2020-09-04 21:25:43,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:25:43,982 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249556760] [2020-09-04 21:25:43,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:25:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,389 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:25:44,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:25:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:25:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:25:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:25:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:25:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:25:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:25:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:25:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:25:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:25:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-04 21:25:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:25:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:25:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:25:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:25:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:25:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:25:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:25:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 21:25:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2020-09-04 21:25:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-09-04 21:25:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 21:25:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:25:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:25:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:25:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:25:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:25:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 21:25:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:25:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 21:25:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:25:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:25:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 21:25:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2020-09-04 21:25:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2020-09-04 21:25:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:25:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-04 21:25:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:25:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:25:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:25:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2020-09-04 21:25:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:44,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2020-09-04 21:25:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:25:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 165 proven. 12 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2020-09-04 21:25:45,710 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249556760] [2020-09-04 21:25:45,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:25:45,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:25:45,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385054033] [2020-09-04 21:25:45,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:25:45,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:25:45,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:25:45,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:25:45,712 INFO L87 Difference]: Start difference. First operand 14588 states and 16017 transitions. Second operand 19 states. [2020-09-04 21:25:46,484 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:25:46,810 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:47,131 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:25:47,459 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:47,764 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:25:52,904 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:25:53,217 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:53,540 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:25:53,893 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:25:54,216 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:25:54,519 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:25:56,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:25:56,157 INFO L93 Difference]: Finished difference Result 17451 states and 19416 transitions. [2020-09-04 21:25:56,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-09-04 21:25:56,157 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 612 [2020-09-04 21:25:56,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:25:56,161 INFO L225 Difference]: With dead ends: 17451 [2020-09-04 21:25:56,161 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:25:56,192 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=572, Invalid=1780, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 21:25:56,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:25:56,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:25:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:25:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:25:56,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 612 [2020-09-04 21:25:56,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:25:56,195 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:25:56,195 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:25:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:25:56,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:25:56,196 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:25:56,198 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:25:56,603 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:25:56,910 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:25:57,220 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:25:57,816 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:25:58,398 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:25:59,168 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:25:59,799 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:26:00,410 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:26:00,959 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:26:01,517 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:26:01,828 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:26:02,130 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:26:02,692 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:26:03,004 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:26:03,740 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:26:04,283 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:26:04,834 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:26:05,412 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:26:05,740 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:26:06,050 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:26:06,772 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:26:07,486 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:26:08,017 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:26:08,596 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:26:19,428 WARN L193 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 21:26:36,359 WARN L193 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 860 DAG size of output: 657 [2020-09-04 21:26:37,183 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:26:38,186 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 245 [2020-09-04 21:26:39,261 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 21:26:40,139 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:26:40,490 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:26:40,835 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:26:41,919 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 256 DAG size of output: 245 [2020-09-04 21:26:42,732 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:26:43,609 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:44,476 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:26:45,241 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:26:45,988 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:46,748 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:47,616 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:26:48,445 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:26:49,600 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 253 DAG size of output: 242 [2020-09-04 21:26:50,469 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:26:50,813 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:26:51,689 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:52,034 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:26:52,886 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:26:53,214 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:26:53,531 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:26:54,346 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:54,794 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:26:55,142 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:26:55,500 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:26:55,873 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:26:56,218 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:26:56,550 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:56,894 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:26:57,241 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:26:57,588 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:26:57,891 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:26:58,250 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:26:58,576 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-09-04 21:26:58,959 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:26:59,315 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:26:59,653 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:00,009 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:27:00,354 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:27:00,709 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:27:01,057 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:27:01,398 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:01,706 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:27:02,057 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:02,407 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:27:02,758 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:27:03,096 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:27:03,440 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:04,015 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:27:04,920 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 250 [2020-09-04 21:27:05,829 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 248 [2020-09-04 21:27:06,416 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 21:27:06,885 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:27:07,827 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 250 [2020-09-04 21:27:08,271 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:27:08,708 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:27:09,158 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:27:09,767 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 21:27:10,356 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:27:10,938 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 233 [2020-09-04 21:27:11,521 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:27:12,397 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 248 [2020-09-04 21:27:12,973 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 21:27:13,560 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 21:27:17,644 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:27:18,302 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:27:19,015 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:27:19,696 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:27:20,043 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:27:20,385 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:20,733 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:27:21,069 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:27:21,436 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:27:22,229 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 243 [2020-09-04 21:27:23,048 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:27:23,425 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:27:23,798 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:27:24,651 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:27:25,049 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:27:25,428 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:27:25,802 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:27:26,575 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:27:26,942 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:27:27,316 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:27:27,641 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:27:27,956 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:27:28,281 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:27:28,583 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:27:28,885 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:27:29,463 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:27:30,041 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:27:30,791 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:27:31,409 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:27:32,016 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:27:32,551 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:27:33,106 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:27:33,416 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:27:33,718 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:27:34,278 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:27:34,589 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:27:35,343 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:27:35,865 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:27:36,415 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:27:36,991 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:27:37,312 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:27:37,622 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:27:38,338 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:27:39,050 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:27:39,578 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:27:40,157 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:27:40,475 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:27:40,784 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:27:54,201 WARN L193 SmtUtils]: Spent 13.41 s on a formula simplification. DAG size of input: 766 DAG size of output: 592 [2020-09-04 21:27:54,525 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:27:54,844 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:27:55,173 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:27:55,515 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:27:55,842 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:27:56,165 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:27:56,489 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:27:56,800 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:27:57,459 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:27:57,768 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:27:58,090 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:27:58,406 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:27:59,080 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 21:27:59,399 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:00,118 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 195 [2020-09-04 21:28:00,426 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:00,730 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:01,405 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:28:01,730 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:02,386 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:28:03,091 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:28:03,701 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:28:04,434 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:28:05,130 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:28:05,450 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:05,769 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:06,420 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:28:06,742 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:28:07,053 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:07,376 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 218 [2020-09-04 21:28:07,692 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:08,016 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:08,326 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:08,627 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:08,945 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:09,255 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:28:09,565 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 21:28:24,058 WARN L193 SmtUtils]: Spent 14.49 s on a formula simplification. DAG size of input: 946 DAG size of output: 693 [2020-09-04 21:28:25,222 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:28:25,545 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:28:25,856 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:28:26,441 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 219 [2020-09-04 21:28:26,751 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:27,057 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:27,628 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 221 [2020-09-04 21:28:27,937 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:28,932 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 207 [2020-09-04 21:28:29,247 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:29,550 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:28:29,853 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:30,149 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:30,463 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:31,509 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 244 DAG size of output: 210 [2020-09-04 21:28:31,817 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:32,132 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:32,876 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 197 [2020-09-04 21:28:34,025 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:28:34,344 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:35,176 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 198 [2020-09-04 21:28:35,486 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:36,311 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:28:36,617 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:36,926 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:28:37,242 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:37,553 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:28:37,873 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:28:38,206 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:38,511 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:28:38,807 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:39,357 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:28:39,661 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-09-04 21:28:39,975 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:28:40,285 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:40,870 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 21:28:41,180 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:41,497 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:42,685 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:28:43,414 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:28:43,732 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:44,044 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 218 [2020-09-04 21:28:44,366 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:44,711 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:28:45,628 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 205 [2020-09-04 21:28:45,945 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:46,262 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:47,004 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:28:47,920 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 223 [2020-09-04 21:28:48,240 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:48,575 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:28:48,913 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:49,817 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 207 [2020-09-04 21:28:50,120 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:50,442 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:28:50,753 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:28:51,056 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:51,372 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:52,305 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-09-04 21:28:52,629 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:28:53,753 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:28:54,105 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:28:54,421 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:54,730 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:28:55,027 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:28:55,891 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:28:56,223 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:28:56,823 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:28:57,135 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 218 [2020-09-04 21:28:57,450 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:28:57,988 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:28:58,306 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:28:58,622 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:58,921 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2020-09-04 21:28:59,252 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:28:59,570 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:28:59,877 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:29:00,202 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:29:00,507 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:29:00,831 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:29:01,154 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:29:01,473 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:29:01,788 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:29:02,133 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:29:16,819 WARN L193 SmtUtils]: Spent 14.68 s on a formula simplification. DAG size of input: 946 DAG size of output: 693 [2020-09-04 21:29:17,498 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:29:18,158 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:29:18,845 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:29:19,520 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:29:20,338 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:29:21,138 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:29:21,911 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:29:22,688 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:29:23,497 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:29:24,284 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:25,072 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:25,808 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:29:26,587 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:29:27,354 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:29:28,167 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:29:28,968 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:29:29,686 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:29:30,475 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:31,262 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:32,047 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:32,835 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:33,645 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:34,435 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:35,238 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:29:35,957 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:29:36,674 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:29:37,458 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:29:38,227 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:29:39,054 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 224 [2020-09-04 21:29:40,285 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 243 DAG size of output: 213 [2020-09-04 21:29:40,590 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:29:40,894 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:29:42,057 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 243 DAG size of output: 213 [2020-09-04 21:29:43,221 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 243 DAG size of output: 213 [2020-09-04 21:29:44,383 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 243 DAG size of output: 213 [2020-09-04 21:29:45,647 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 245 DAG size of output: 215 [2020-09-04 21:29:46,838 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 245 DAG size of output: 215 [2020-09-04 21:29:47,145 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:29:47,839 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 229 [2020-09-04 21:29:48,528 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 229 [2020-09-04 21:29:49,214 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 21:29:49,893 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 21:29:50,574 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 21:29:51,255 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 21:29:52,669 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:29:53,048 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:29:53,417 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:29:54,316 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 21:29:54,653 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:29:55,015 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:29:55,924 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 237 [2020-09-04 21:29:56,288 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:29:57,592 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 257 DAG size of output: 220 [2020-09-04 21:29:57,964 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:29:58,323 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:29:58,681 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:29:59,031 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:29:59,401 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:00,733 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 259 DAG size of output: 225 [2020-09-04 21:30:01,098 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:01,470 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:02,817 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 255 DAG size of output: 248 [2020-09-04 21:30:04,190 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:30:04,569 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:30:05,880 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:30:06,246 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:07,249 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:30:07,606 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:07,971 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:30:08,344 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:08,713 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:30:09,090 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:30:09,480 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:30:09,839 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:30:10,188 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:10,977 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:30:11,338 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:30:11,707 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:12,074 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:12,877 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:30:13,241 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:13,614 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:30:14,950 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:30:16,033 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 21:30:16,405 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:16,772 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:17,128 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:17,514 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:30:18,663 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:30:19,037 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:19,413 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:20,515 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:30:21,473 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 21:30:21,858 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:22,204 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:30:22,586 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:30:23,778 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 259 DAG size of output: 252 [2020-09-04 21:30:24,137 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:24,517 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:30:24,882 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:30:25,241 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:25,613 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:30:26,587 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 21:30:26,937 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:30:28,264 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:30:28,659 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:30:29,032 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:30:29,370 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:30:29,720 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:30:30,763 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:30:31,152 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:30:31,965 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:30:32,332 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:32,703 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:30:33,480 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:30:33,854 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:30:34,229 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:30:34,583 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:30:34,970 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:30:35,345 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:30:35,710 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:30:36,093 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:30:36,454 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:30:36,836 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:30:37,217 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:30:37,593 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:30:37,965 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:30:39,139 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 256 DAG size of output: 227 [2020-09-04 21:30:39,780 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:30:40,424 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:30:41,525 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 253 DAG size of output: 224 [2020-09-04 21:30:42,169 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:30:42,803 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:30:43,435 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:30:44,574 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 255 DAG size of output: 226 [2020-09-04 21:30:45,701 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 254 DAG size of output: 224 [2020-09-04 21:30:46,345 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:30:46,987 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:30:47,623 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:30:48,349 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:30:49,060 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:30:49,589 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:30:50,172 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:30:50,777 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:30:51,294 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:30:51,865 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:30:52,171 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:30:52,474 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:30:52,778 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:30:53,080 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:30:53,826 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:30:54,411 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:30:54,936 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:30:55,658 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:30:56,208 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:30:56,765 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:30:57,337 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:30:57,944 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:30:58,502 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:30:59,883 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:31:00,234 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:00,572 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:01,432 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 21:31:01,756 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:31:02,089 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:02,971 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 231 [2020-09-04 21:31:03,307 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:04,425 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 251 DAG size of output: 216 [2020-09-04 21:31:04,768 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:05,099 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:05,429 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:05,752 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:06,093 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:07,267 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 253 DAG size of output: 216 [2020-09-04 21:31:07,602 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:07,945 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:09,256 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 21:31:10,589 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:31:10,936 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:31:12,230 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 251 DAG size of output: 244 [2020-09-04 21:31:12,567 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:13,571 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:31:13,901 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:14,237 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:14,579 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:14,917 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:15,264 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:31:15,622 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:31:15,953 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:16,276 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:17,015 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:31:17,347 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:17,686 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:18,023 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:18,766 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:31:19,102 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:19,446 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:20,877 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:31:21,854 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:31:22,198 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:22,536 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:22,864 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:23,221 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:24,496 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 251 DAG size of output: 244 [2020-09-04 21:31:24,840 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:25,185 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:26,180 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:31:27,239 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:31:27,587 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:27,919 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:31:28,270 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:31:29,525 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 253 DAG size of output: 246 [2020-09-04 21:31:29,854 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:30,203 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:30,541 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:30,871 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:31,214 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:32,288 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:31:32,624 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:31:33,971 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:31:34,335 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:31:34,678 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:35,003 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:31:35,326 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:36,328 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:31:36,686 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:31:37,440 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:31:37,778 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:38,120 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:38,848 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:31:39,194 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:39,538 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:39,863 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:31:40,218 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:40,563 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:40,897 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:41,250 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:31:41,580 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:31:41,930 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:42,279 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:31:42,625 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:31:42,967 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:43,726 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:31:44,067 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:31:44,405 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:31:44,728 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:31:45,427 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:31:45,756 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:31:46,086 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:46,743 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:31:47,072 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:31:47,395 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:47,718 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:31:48,419 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:31:49,079 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:31:49,409 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:31:49,738 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:31:50,062 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:31:50,435 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:50,793 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:31:51,164 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:51,541 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:51,906 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:52,268 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:52,631 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:52,980 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:31:53,742 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:31:54,090 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:31:54,453 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:31:54,809 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:55,560 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:31:55,918 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:31:56,996 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:31:57,344 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:31:57,685 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:31:58,457 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:31:58,822 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:31:59,605 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:32:00,329 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:32:01,065 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:32:02,183 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 245 DAG size of output: 238 [2020-09-04 21:32:02,945 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:32:03,307 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:32:03,666 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:04,431 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:32:04,794 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:32:05,143 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:32:05,498 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 226 [2020-09-04 21:32:05,856 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:06,220 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:32:06,570 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:06,912 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:07,271 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:32:07,622 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:08,323 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:32:08,657 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:08,993 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:09,649 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:09,985 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:32:10,314 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:10,642 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:32:11,340 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:32:11,999 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:32:12,336 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:12,671 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:32:13,001 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:32:13,345 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 21:32:13,715 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:32:14,078 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:32:14,570 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:14,932 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:32:15,269 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:32:15,586 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:32:15,947 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:32:16,304 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:32:16,656 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:32:16,994 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:32:19,311 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:32:20,022 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:32:20,551 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:32:21,134 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:32:21,740 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:32:22,257 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:32:22,828 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:32:23,135 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:32:23,437 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:32:23,741 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:32:24,043 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:32:24,789 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:32:25,379 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:25,903 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:32:26,625 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:32:27,176 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:32:27,733 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:32:28,304 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:32:28,910 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:32:29,468 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:32:36,323 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 227 [2020-09-04 21:32:37,159 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 228 [2020-09-04 21:32:37,483 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:32:37,800 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:32:38,127 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:32:38,455 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:32:49,266 WARN L193 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 874 DAG size of output: 586 [2020-09-04 21:32:49,576 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:32:49,903 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:32:50,232 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:32:50,554 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:32:50,899 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:32:51,218 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:32:51,545 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:32:52,217 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:32:52,542 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:32:52,857 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:32:53,159 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:32:53,828 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 21:32:54,139 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:32:54,861 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 195 [2020-09-04 21:32:55,171 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:32:55,488 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:32:55,785 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:32:56,462 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:32:56,787 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:32:57,445 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:32:58,152 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 21:32:58,462 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 218 [2020-09-04 21:32:59,070 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 21:32:59,807 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 198 [2020-09-04 21:33:00,508 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:33:01,167 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:33:01,484 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:01,805 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:02,113 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:33:02,437 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:33:02,756 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:03,080 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:33:03,397 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:03,706 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:33:04,006 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:33:04,326 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:04,645 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:33:04,967 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:33:05,291 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:33:05,604 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:06,450 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 231 [2020-09-04 21:33:07,301 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2020-09-04 21:33:07,626 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:07,945 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:08,697 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:33:09,308 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:33:09,881 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:33:10,441 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:33:10,963 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:11,684 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:33:12,283 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:33:12,834 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:33:13,385 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:33:13,973 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:33:14,551 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:14,854 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:33:15,155 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:33:15,875 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:33:16,588 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:33:17,117 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:33:17,723 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:18,244 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:33:18,548 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:33:18,850 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:33:19,158 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 21:33:19,706 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:33:20,027 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:20,331 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:33:20,632 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:33:21,214 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:33:21,783 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 21:33:22,507 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 205 [2020-09-04 21:33:23,221 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 200 [2020-09-04 21:33:23,751 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 21:33:24,070 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:24,643 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:25,201 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 218 [2020-09-04 21:33:25,503 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:33:25,806 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:33:26,555 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 201 [2020-09-04 21:33:27,182 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:27,709 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:33:28,308 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 220 [2020-09-04 21:33:28,887 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:33:29,620 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 200 [2020-09-04 21:33:30,172 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 21:33:30,693 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 221 [2020-09-04 21:33:31,030 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:33:31,383 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:33:31,738 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:33:32,087 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:33:32,428 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:32,751 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:33,067 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:33,385 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:33,762 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:34,082 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:33:34,401 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:34,729 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:35,055 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:33:36,222 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 243 DAG size of output: 213 [2020-09-04 21:33:36,925 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 229 [2020-09-04 21:33:37,240 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:33:37,925 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 21:33:38,237 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:38,543 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:39,745 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 245 DAG size of output: 215 [2020-09-04 21:33:40,088 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:33:40,509 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:33:41,854 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:33:42,163 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:42,489 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:33:42,816 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:33:43,138 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:44,633 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:33:45,292 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:33:45,628 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:33:45,967 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:33:46,295 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:33:46,998 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:33:47,343 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:33:47,999 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:33:48,328 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:33:48,662 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:33:49,008 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:33:49,336 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:33:49,639 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 21:33:49,959 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:33:50,287 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 21:33:50,611 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:33:50,921 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:51,234 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2020-09-04 21:33:52,082 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 231 [2020-09-04 21:33:52,934 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 232 [2020-09-04 21:33:53,259 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:33:53,576 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:34:10,674 WARN L193 SmtUtils]: Spent 17.09 s on a formula simplification. DAG size of input: 1012 DAG size of output: 753 [2020-09-04 21:34:11,009 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:34:11,350 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:34:11,688 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:34:12,012 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:34:12,339 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:34:12,661 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:34:13,320 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:34:13,642 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:13,957 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:14,281 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:14,608 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:34:15,290 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:34:15,948 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:34:16,263 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:16,585 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:16,909 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:17,615 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:34:17,942 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:34:18,294 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:34:18,649 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:34:19,001 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:34:19,338 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:34:19,992 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-09-04 21:34:20,640 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-09-04 21:34:20,864 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:34:21,086 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:34:21,718 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:21,853 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:34:22,180 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 40 [2020-09-04 21:34:22,903 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 21:34:23,623 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 21:34:23,760 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:34:24,430 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:24,650 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:24,869 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:25,524 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 223 [2020-09-04 21:34:26,182 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 223 [2020-09-04 21:34:26,674 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 223 [2020-09-04 21:34:27,004 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 21:34:27,719 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:28,444 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 21:34:28,583 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:34:28,716 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:34:29,404 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 226 [2020-09-04 21:34:29,634 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:34:29,857 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 21:34:30,177 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 21:34:30,678 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 225 [2020-09-04 21:34:30,898 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:31,116 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:31,334 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:31,553 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:32,268 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:32,977 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:33,688 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:34,408 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 21:34:34,630 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:34,852 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:34,988 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 21:34:35,310 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 21:34:35,628 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 38 [2020-09-04 21:34:35,966 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 40 [2020-09-04 21:34:36,584 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 220 [2020-09-04 21:34:37,199 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 220 [2020-09-04 21:34:37,331 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:34:37,945 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 220 [2020-09-04 21:34:38,577 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:39,223 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-09-04 21:34:39,873 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2020-09-04 21:34:40,594 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:41,306 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:41,984 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:42,656 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:43,338 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 226 [2020-09-04 21:34:43,829 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 223 [2020-09-04 21:34:44,447 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 220 [2020-09-04 21:34:44,665 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 27 [2020-09-04 21:34:45,377 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:46,047 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 223 [2020-09-04 21:34:46,759 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 223 [2020-09-04 21:34:47,085 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:34:47,408 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 21:34:48,067 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:34:48,389 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:48,705 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:49,028 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:49,355 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 21:34:50,038 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:34:50,696 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:34:51,011 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:51,333 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:51,656 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:52,362 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:34:52,688 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:34:53,386 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:34:54,050 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:34:54,753 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:34:55,415 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:34:55,764 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:34:56,105 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:34:56,443 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:34:56,767 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:34:57,097 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:57,423 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:34:57,737 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:34:58,086 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:58,403 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:58,723 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:34:59,055 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:34:59,370 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:35:10,204 WARN L193 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 874 DAG size of output: 586