/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 03:52:11,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 03:52:11,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 03:52:11,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 03:52:11,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 03:52:11,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 03:52:11,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 03:52:11,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 03:52:11,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 03:52:11,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 03:52:11,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 03:52:11,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 03:52:11,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 03:52:11,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 03:52:11,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 03:52:11,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 03:52:11,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 03:52:11,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 03:52:11,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 03:52:11,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 03:52:11,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 03:52:11,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 03:52:11,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 03:52:11,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 03:52:11,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 03:52:11,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 03:52:11,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 03:52:11,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 03:52:11,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 03:52:11,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 03:52:11,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 03:52:11,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 03:52:11,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 03:52:11,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 03:52:11,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 03:52:11,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 03:52:11,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 03:52:11,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 03:52:11,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 03:52:11,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 03:52:11,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 03:52:11,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 03:52:11,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 03:52:11,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 03:52:11,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 03:52:11,818 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 03:52:11,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 03:52:11,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 03:52:11,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 03:52:11,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 03:52:11,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 03:52:11,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 03:52:11,820 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 03:52:11,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 03:52:11,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 03:52:11,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 03:52:11,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 03:52:11,821 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 03:52:11,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 03:52:11,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 03:52:11,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 03:52:11,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 03:52:11,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 03:52:11,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 03:52:11,823 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 03:52:11,823 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 03:52:12,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 03:52:12,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 03:52:12,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 03:52:12,203 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 03:52:12,203 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 03:52:12,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2021-02-24 03:52:12,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb99fe673/529cd31717a74bebbf9370ccd3f91b08/FLAGd72afee6c [2021-02-24 03:52:13,004 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 03:52:13,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2021-02-24 03:52:13,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb99fe673/529cd31717a74bebbf9370ccd3f91b08/FLAGd72afee6c [2021-02-24 03:52:13,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb99fe673/529cd31717a74bebbf9370ccd3f91b08 [2021-02-24 03:52:13,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 03:52:13,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 03:52:13,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 03:52:13,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 03:52:13,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 03:52:13,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:13,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d69e784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13, skipping insertion in model container [2021-02-24 03:52:13,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:13,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 03:52:13,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 03:52:13,652 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c[9302,9315] [2021-02-24 03:52:13,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:52:13,775 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 03:52:13,822 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c[9302,9315] [2021-02-24 03:52:13,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:52:13,922 INFO L208 MainTranslator]: Completed translation [2021-02-24 03:52:13,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13 WrapperNode [2021-02-24 03:52:13,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 03:52:13,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 03:52:13,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 03:52:13,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 03:52:13,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:13,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:13,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:13,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:14,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:14,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:14,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... [2021-02-24 03:52:14,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 03:52:14,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 03:52:14,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 03:52:14,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 03:52:14,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-02-24 03:52:14,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 03:52:14,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 03:52:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-24 03:52:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 03:52:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-24 03:52:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-24 03:52:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-24 03:52:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-24 03:52:14,217 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-24 03:52:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-24 03:52:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-02-24 03:52:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-24 03:52:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-24 03:52:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-24 03:52:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-24 03:52:14,220 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-24 03:52:14,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-24 03:52:14,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-24 03:52:14,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-24 03:52:14,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-24 03:52:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-24 03:52:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-24 03:52:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-24 03:52:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-24 03:52:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-24 03:52:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-24 03:52:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-24 03:52:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-24 03:52:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-24 03:52:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-24 03:52:14,226 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-24 03:52:14,226 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-24 03:52:14,226 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-24 03:52:14,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-24 03:52:14,227 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-24 03:52:14,227 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 03:52:14,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-24 03:52:14,227 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-24 03:52:14,228 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-24 03:52:14,228 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-24 03:52:14,228 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-24 03:52:14,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-24 03:52:14,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-24 03:52:14,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-24 03:52:14,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-24 03:52:14,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-24 03:52:14,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-24 03:52:14,229 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 03:52:14,229 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-24 03:52:14,230 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-24 03:52:14,231 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-24 03:52:14,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-24 03:52:14,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-24 03:52:14,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-24 03:52:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-24 03:52:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-24 03:52:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-24 03:52:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-24 03:52:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-24 03:52:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-24 03:52:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-24 03:52:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-24 03:52:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-24 03:52:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-24 03:52:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-24 03:52:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-24 03:52:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-24 03:52:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-02-24 03:52:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-24 03:52:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-24 03:52:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-24 03:52:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-24 03:52:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-24 03:52:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-24 03:52:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-24 03:52:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-24 03:52:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-24 03:52:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-24 03:52:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 03:52:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-24 03:52:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 03:52:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 03:52:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-24 03:52:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 03:52:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 03:52:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 03:52:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 03:52:14,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-24 03:52:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-24 03:52:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-24 03:52:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 03:52:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 03:52:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 03:52:15,501 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 03:52:15,501 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-24 03:52:15,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:52:15 BoogieIcfgContainer [2021-02-24 03:52:15,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 03:52:15,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 03:52:15,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 03:52:15,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 03:52:15,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 03:52:13" (1/3) ... [2021-02-24 03:52:15,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ec68cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:52:15, skipping insertion in model container [2021-02-24 03:52:15,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:52:13" (2/3) ... [2021-02-24 03:52:15,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ec68cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:52:15, skipping insertion in model container [2021-02-24 03:52:15,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:52:15" (3/3) ... [2021-02-24 03:52:15,515 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product64.cil.c [2021-02-24 03:52:15,522 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 03:52:15,528 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 03:52:15,551 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 03:52:15,578 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 03:52:15,578 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 03:52:15,578 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 03:52:15,578 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 03:52:15,578 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 03:52:15,579 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 03:52:15,579 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 03:52:15,579 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 03:52:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states. [2021-02-24 03:52:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-02-24 03:52:15,626 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:15,627 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] [2021-02-24 03:52:15,627 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:15,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:15,634 INFO L82 PathProgramCache]: Analyzing trace with hash 855766845, now seen corresponding path program 1 times [2021-02-24 03:52:15,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:15,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1587299953] [2021-02-24 03:52:15,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:15,731 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,532 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:16,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,693 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-02-24 03:52:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-24 03:52:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-02-24 03:52:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:16,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:16,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:16,789 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-24 03:52:16,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1587299953] [2021-02-24 03:52:16,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:16,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-24 03:52:16,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811548579] [2021-02-24 03:52:16,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-24 03:52:16,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:16,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-24 03:52:16,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-24 03:52:16,815 INFO L87 Difference]: Start difference. First operand 375 states. Second operand 4 states. [2021-02-24 03:52:18,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:18,869 INFO L93 Difference]: Finished difference Result 610 states and 717 transitions. [2021-02-24 03:52:18,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-24 03:52:18,872 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2021-02-24 03:52:18,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:18,890 INFO L225 Difference]: With dead ends: 610 [2021-02-24 03:52:18,890 INFO L226 Difference]: Without dead ends: 376 [2021-02-24 03:52:18,896 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-24 03:52:18,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-02-24 03:52:19,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 323. [2021-02-24 03:52:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2021-02-24 03:52:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 355 transitions. [2021-02-24 03:52:19,114 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 355 transitions. Word has length 165 [2021-02-24 03:52:19,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:19,115 INFO L480 AbstractCegarLoop]: Abstraction has 323 states and 355 transitions. [2021-02-24 03:52:19,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-24 03:52:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 355 transitions. [2021-02-24 03:52:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-02-24 03:52:19,120 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:19,120 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] [2021-02-24 03:52:19,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 03:52:19,121 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:19,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:19,121 INFO L82 PathProgramCache]: Analyzing trace with hash 2061395449, now seen corresponding path program 1 times [2021-02-24 03:52:19,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:19,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [722208046] [2021-02-24 03:52:19,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:19,126 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:19,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,567 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:19,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,625 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,628 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-24 03:52:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,651 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-24 03:52:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-24 03:52:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:19,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:19,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:19,696 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-24 03:52:19,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [722208046] [2021-02-24 03:52:19,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:19,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-24 03:52:19,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080952156] [2021-02-24 03:52:19,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-24 03:52:19,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:19,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-24 03:52:19,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-24 03:52:19,699 INFO L87 Difference]: Start difference. First operand 323 states and 355 transitions. Second operand 5 states. [2021-02-24 03:52:20,479 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:22,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:22,061 INFO L93 Difference]: Finished difference Result 528 states and 600 transitions. [2021-02-24 03:52:22,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 03:52:22,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2021-02-24 03:52:22,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:22,067 INFO L225 Difference]: With dead ends: 528 [2021-02-24 03:52:22,067 INFO L226 Difference]: Without dead ends: 365 [2021-02-24 03:52:22,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-24 03:52:22,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2021-02-24 03:52:22,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 313. [2021-02-24 03:52:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-02-24 03:52:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 342 transitions. [2021-02-24 03:52:22,197 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 342 transitions. Word has length 166 [2021-02-24 03:52:22,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:22,198 INFO L480 AbstractCegarLoop]: Abstraction has 313 states and 342 transitions. [2021-02-24 03:52:22,198 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-24 03:52:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 342 transitions. [2021-02-24 03:52:22,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-02-24 03:52:22,201 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:22,201 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] [2021-02-24 03:52:22,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 03:52:22,202 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:22,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:22,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1859213691, now seen corresponding path program 1 times [2021-02-24 03:52:22,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:22,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716519325] [2021-02-24 03:52:22,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:22,206 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:22,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:22,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:52:22,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,663 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,707 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,708 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:22,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:22,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,771 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,772 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:52:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:22,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:52:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-02-24 03:52:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-02-24 03:52:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:22,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:22,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-24 03:52:22,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1716519325] [2021-02-24 03:52:22,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:22,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-24 03:52:22,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482581637] [2021-02-24 03:52:22,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-24 03:52:22,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:22,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-24 03:52:22,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-24 03:52:22,861 INFO L87 Difference]: Start difference. First operand 313 states and 342 transitions. Second operand 11 states. [2021-02-24 03:52:23,567 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:52:24,036 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:52:24,448 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:52:24,871 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:25,268 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:52:25,655 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:27,036 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:30,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:30,184 INFO L93 Difference]: Finished difference Result 874 states and 1019 transitions. [2021-02-24 03:52:30,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-24 03:52:30,185 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 179 [2021-02-24 03:52:30,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:30,195 INFO L225 Difference]: With dead ends: 874 [2021-02-24 03:52:30,195 INFO L226 Difference]: Without dead ends: 681 [2021-02-24 03:52:30,197 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2021-02-24 03:52:30,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2021-02-24 03:52:30,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 574. [2021-02-24 03:52:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2021-02-24 03:52:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 648 transitions. [2021-02-24 03:52:30,458 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 648 transitions. Word has length 179 [2021-02-24 03:52:30,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:30,458 INFO L480 AbstractCegarLoop]: Abstraction has 574 states and 648 transitions. [2021-02-24 03:52:30,459 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-24 03:52:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 648 transitions. [2021-02-24 03:52:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-02-24 03:52:30,463 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:30,463 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] [2021-02-24 03:52:30,463 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 03:52:30,464 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:30,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:30,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1930863980, now seen corresponding path program 1 times [2021-02-24 03:52:30,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:30,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1726809153] [2021-02-24 03:52:30,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:30,468 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:30,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:30,625 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:30,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,007 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:31,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:31,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-02-24 03:52:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,117 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,117 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:31,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-24 03:52:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-02-24 03:52:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-02-24 03:52:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:31,135 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:31,136 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,136 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:31,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:31,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-02-24 03:52:31,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1726809153] [2021-02-24 03:52:31,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:31,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 03:52:31,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725506831] [2021-02-24 03:52:31,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 03:52:31,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:31,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 03:52:31,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-24 03:52:31,212 INFO L87 Difference]: Start difference. First operand 574 states and 648 transitions. Second operand 10 states. [2021-02-24 03:52:31,797 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:52:32,829 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:33,181 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:52:34,681 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:35,091 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:52:35,482 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:35,989 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:52:36,375 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:36,804 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:38,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:38,238 INFO L93 Difference]: Finished difference Result 1339 states and 1600 transitions. [2021-02-24 03:52:38,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-24 03:52:38,242 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2021-02-24 03:52:38,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:38,249 INFO L225 Difference]: With dead ends: 1339 [2021-02-24 03:52:38,249 INFO L226 Difference]: Without dead ends: 885 [2021-02-24 03:52:38,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-02-24 03:52:38,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2021-02-24 03:52:38,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 792. [2021-02-24 03:52:38,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2021-02-24 03:52:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 890 transitions. [2021-02-24 03:52:38,561 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 890 transitions. Word has length 184 [2021-02-24 03:52:38,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:38,562 INFO L480 AbstractCegarLoop]: Abstraction has 792 states and 890 transitions. [2021-02-24 03:52:38,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-24 03:52:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 890 transitions. [2021-02-24 03:52:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-02-24 03:52:38,567 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:38,567 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:52:38,567 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 03:52:38,568 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:38,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:38,568 INFO L82 PathProgramCache]: Analyzing trace with hash 180752817, now seen corresponding path program 1 times [2021-02-24 03:52:38,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:38,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455477909] [2021-02-24 03:52:38,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:38,572 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:38,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:38,643 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:38,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:38,644 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,008 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:39,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,054 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,070 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:52:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:52:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-24 03:52:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,121 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:39,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:39,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:39,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:39,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:39,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:52:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:52:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-24 03:52:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-02-24 03:52:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-24 03:52:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:39,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:39,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:52:39,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455477909] [2021-02-24 03:52:39,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:39,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-24 03:52:39,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075926402] [2021-02-24 03:52:39,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-24 03:52:39,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:39,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-24 03:52:39,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-24 03:52:39,310 INFO L87 Difference]: Start difference. First operand 792 states and 890 transitions. Second operand 11 states. [2021-02-24 03:52:41,118 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:41,525 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:52:41,946 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:52:42,365 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:42,774 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:52:43,146 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:45,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:45,120 INFO L93 Difference]: Finished difference Result 1676 states and 2021 transitions. [2021-02-24 03:52:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-24 03:52:45,123 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 244 [2021-02-24 03:52:45,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:45,130 INFO L225 Difference]: With dead ends: 1676 [2021-02-24 03:52:45,131 INFO L226 Difference]: Without dead ends: 1004 [2021-02-24 03:52:45,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-02-24 03:52:45,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2021-02-24 03:52:45,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 811. [2021-02-24 03:52:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2021-02-24 03:52:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 910 transitions. [2021-02-24 03:52:45,491 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 910 transitions. Word has length 244 [2021-02-24 03:52:45,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:45,491 INFO L480 AbstractCegarLoop]: Abstraction has 811 states and 910 transitions. [2021-02-24 03:52:45,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-24 03:52:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 910 transitions. [2021-02-24 03:52:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-02-24 03:52:45,496 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:45,496 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:52:45,496 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 03:52:45,496 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:45,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:45,497 INFO L82 PathProgramCache]: Analyzing trace with hash 1934916113, now seen corresponding path program 1 times [2021-02-24 03:52:45,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:45,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [852294316] [2021-02-24 03:52:45,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:45,501 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:45,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:45,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,883 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:45,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:45,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:52:45,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:52:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:52:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:45,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:45,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:45,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-24 03:52:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,032 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:46,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:46,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:52:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,070 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,071 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:46,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:46,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:52:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,112 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-24 03:52:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-02-24 03:52:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-24 03:52:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:46,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:46,129 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:46,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:52:46,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [852294316] [2021-02-24 03:52:46,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:46,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-24 03:52:46,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858910637] [2021-02-24 03:52:46,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-24 03:52:46,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:46,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-24 03:52:46,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-02-24 03:52:46,218 INFO L87 Difference]: Start difference. First operand 811 states and 910 transitions. Second operand 14 states. [2021-02-24 03:52:46,960 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:52:47,363 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:52:47,759 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:48,157 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:52:48,532 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:49,953 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:50,352 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:52:50,794 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:51,226 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:52:51,589 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:52:53,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:52:53,483 INFO L93 Difference]: Finished difference Result 1713 states and 2059 transitions. [2021-02-24 03:52:53,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-24 03:52:53,483 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 244 [2021-02-24 03:52:53,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:52:53,490 INFO L225 Difference]: With dead ends: 1713 [2021-02-24 03:52:53,491 INFO L226 Difference]: Without dead ends: 1022 [2021-02-24 03:52:53,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-02-24 03:52:53,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2021-02-24 03:52:53,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 823. [2021-02-24 03:52:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2021-02-24 03:52:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 922 transitions. [2021-02-24 03:52:53,877 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 922 transitions. Word has length 244 [2021-02-24 03:52:53,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:52:53,878 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 922 transitions. [2021-02-24 03:52:53,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-24 03:52:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 922 transitions. [2021-02-24 03:52:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-02-24 03:52:53,886 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:52:53,886 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:52:53,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 03:52:53,886 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:52:53,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:52:53,887 INFO L82 PathProgramCache]: Analyzing trace with hash 603418062, now seen corresponding path program 1 times [2021-02-24 03:52:53,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:52:53,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [727741954] [2021-02-24 03:52:53,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:52:53,891 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:52:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:53,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:53,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:53,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:53,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:53,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:52:53,995 WARN L141 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-02-24 03:52:53,995 WARN L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-02-24 03:52:53,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:53,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,330 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:52:54,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:52:54,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:52:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:52:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:52:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:52:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:52:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:52:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:52:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:52:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-24 03:52:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:52:54,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:52:54,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:52:54,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:52:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:52:54,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:52:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:52:54,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:52:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:52:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-24 03:52:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-02-24 03:52:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-24 03:52:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:52:54,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:52:54,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:52:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:52:54,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [727741954] [2021-02-24 03:52:54,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:52:54,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-24 03:52:54,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393314362] [2021-02-24 03:52:54,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-24 03:52:54,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:52:54,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-24 03:52:54,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-02-24 03:52:54,678 INFO L87 Difference]: Start difference. First operand 823 states and 922 transitions. Second operand 8 states. [2021-02-24 03:52:55,343 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:52:56,172 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:53:00,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:53:00,613 INFO L93 Difference]: Finished difference Result 2502 states and 3043 transitions. [2021-02-24 03:53:00,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-24 03:53:00,613 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 244 [2021-02-24 03:53:00,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:53:00,624 INFO L225 Difference]: With dead ends: 2502 [2021-02-24 03:53:00,625 INFO L226 Difference]: Without dead ends: 1799 [2021-02-24 03:53:00,628 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 53 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2021-02-24 03:53:00,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1799 states. [2021-02-24 03:53:01,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1799 to 1531. [2021-02-24 03:53:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1531 states. [2021-02-24 03:53:01,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 1745 transitions. [2021-02-24 03:53:01,223 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 1745 transitions. Word has length 244 [2021-02-24 03:53:01,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:53:01,224 INFO L480 AbstractCegarLoop]: Abstraction has 1531 states and 1745 transitions. [2021-02-24 03:53:01,224 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-24 03:53:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1745 transitions. [2021-02-24 03:53:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-02-24 03:53:01,229 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:53:01,230 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:53:01,230 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-24 03:53:01,230 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:53:01,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:53:01,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1305022078, now seen corresponding path program 1 times [2021-02-24 03:53:01,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:53:01,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724541691] [2021-02-24 03:53:01,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:53:01,234 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:53:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,346 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-24 03:53:01,346 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-24 03:53:01,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,727 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:53:01,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:53:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:53:01,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:53:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:53:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:53:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,778 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,778 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:53:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,780 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:53:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-24 03:53:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:01,827 WARN L141 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-02-24 03:53:01,828 WARN L147 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size 13 [2021-02-24 03:53:01,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:53:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-24 03:53:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:53:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-02-24 03:53:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:53:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:53:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:53:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:53:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-24 03:53:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-02-24 03:53:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:01,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:01,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-02-24 03:53:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:01,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:01,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:02,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:53:02,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724541691] [2021-02-24 03:53:02,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:53:02,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-02-24 03:53:02,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397625187] [2021-02-24 03:53:02,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-24 03:53:02,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:53:02,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-24 03:53:02,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-02-24 03:53:02,013 INFO L87 Difference]: Start difference. First operand 1531 states and 1745 transitions. Second operand 15 states. [2021-02-24 03:53:03,055 WARN L202 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2021-02-24 03:53:04,124 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:53:05,694 WARN L202 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2021-02-24 03:53:06,494 WARN L202 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2021-02-24 03:53:07,012 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:07,419 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:53:08,183 WARN L202 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2021-02-24 03:53:08,619 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:09,087 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:53:09,537 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:14,035 WARN L202 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2021-02-24 03:53:14,721 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:53:15,111 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:15,695 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:53:17,554 WARN L202 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2021-02-24 03:53:18,330 WARN L202 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 211 [2021-02-24 03:53:19,111 WARN L202 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2021-02-24 03:53:20,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:53:20,368 INFO L93 Difference]: Finished difference Result 4722 states and 5775 transitions. [2021-02-24 03:53:20,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-02-24 03:53:20,369 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 249 [2021-02-24 03:53:20,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:53:20,392 INFO L225 Difference]: With dead ends: 4722 [2021-02-24 03:53:20,392 INFO L226 Difference]: Without dead ends: 3602 [2021-02-24 03:53:20,400 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=816, Invalid=3216, Unknown=0, NotChecked=0, Total=4032 [2021-02-24 03:53:20,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3602 states. [2021-02-24 03:53:21,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3602 to 2886. [2021-02-24 03:53:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2886 states. [2021-02-24 03:53:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2886 states and 3266 transitions. [2021-02-24 03:53:21,807 INFO L78 Accepts]: Start accepts. Automaton has 2886 states and 3266 transitions. Word has length 249 [2021-02-24 03:53:21,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:53:21,807 INFO L480 AbstractCegarLoop]: Abstraction has 2886 states and 3266 transitions. [2021-02-24 03:53:21,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-02-24 03:53:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3266 transitions. [2021-02-24 03:53:21,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2021-02-24 03:53:21,815 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:53:21,816 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:53:21,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-24 03:53:21,817 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:53:21,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:53:21,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1403261074, now seen corresponding path program 1 times [2021-02-24 03:53:21,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:53:21,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1236368878] [2021-02-24 03:53:21,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:53:21,929 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:21,958 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:21,971 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:21,978 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,022 WARN L141 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size [2021-02-24 03:53:22,033 WARN L147 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size 8 [2021-02-24 03:53:22,037 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,040 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,044 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,049 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,053 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,058 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,099 WARN L141 QuantifierPusher]: treesize reduction 4, result has 90.5 percent of original size [2021-02-24 03:53:22,104 INFO L723 QuantifierPusher]: Distributing 9 disjuncts over 3 conjuncts [2021-02-24 03:53:22,109 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:22,112 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-24 03:53:22,122 WARN L147 QuantifierPusher]: treesize reduction 4, result has 90.5 percent of original size 38 [2021-02-24 03:53:22,130 WARN L141 QuantifierPusher]: treesize reduction 17, result has 87.3 percent of original size [2021-02-24 03:53:22,135 WARN L147 QuantifierPusher]: treesize reduction 17, result has 87.3 percent of original size 117 [2021-02-24 03:53:22,137 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,138 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,140 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,140 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,191 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:53:22,193 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:53:22,195 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,199 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,202 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,211 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,214 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,221 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,270 WARN L141 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size [2021-02-24 03:53:22,272 WARN L147 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size 8 [2021-02-24 03:53:22,274 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,276 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,278 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,278 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,281 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,281 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,284 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:53:22,285 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:53:22,289 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,290 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,292 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,293 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,295 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,296 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,298 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:53:22,300 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:53:22,302 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,304 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,306 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,306 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,309 WARN L141 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size [2021-02-24 03:53:22,309 WARN L147 QuantifierPusher]: treesize reduction 86, result has 1.1 percent of original size 1 [2021-02-24 03:53:22,311 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:53:22,315 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:53:22,317 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,319 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,323 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,336 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,340 WARN L141 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-02-24 03:53:22,344 WARN L147 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size 78 [2021-02-24 03:53:22,386 WARN L141 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size [2021-02-24 03:53:22,389 WARN L147 QuantifierPusher]: treesize reduction 34, result has 19.0 percent of original size 8 [2021-02-24 03:53:22,391 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-24 03:53:22,393 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-24 03:53:22,394 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 03:53:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:22,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:53:22,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,795 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:53:22,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:53:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:53:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:53:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,830 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,831 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:53:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,832 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:53:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:53:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-02-24 03:53:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-24 03:53:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:22,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:22,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:53:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:22,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:22,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-02-24 03:53:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-02-24 03:53:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 03:53:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-24 03:53:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,938 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:53:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-24 03:53:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:53:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-02-24 03:53:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:22,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-02-24 03:53:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:53:22,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:22,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:23,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:53:23,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 03:53:23,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-02-24 03:53:23,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-02-24 03:53:23,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 03:53:23,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 03:53:23,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 03:53:23,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 03:53:23,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:23,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:23,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 03:53:23,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 03:53:23,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 03:53:23,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 03:53:23,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:23,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:23,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 03:53:23,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:23,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:23,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:23,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:53:23,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:23,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 03:53:23,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 03:53:23,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 03:53:23,402 WARN L141 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-02-24 03:53:23,402 WARN L147 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size 7 [2021-02-24 03:53:23,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 03:53:23,463 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-24 03:53:23,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:23,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:23,570 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:23,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:23,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:23,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:23,678 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:53:23,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:23,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:23,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,770 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,771 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-24 03:53:23,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:53:23,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,814 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-24 03:53:23,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:23,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-24 03:53:23,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-24 03:53:23,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:23,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-24 03:53:24,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-24 03:53:24,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-24 03:53:24,157 WARN L141 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-02-24 03:53:24,158 WARN L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-02-24 03:53:24,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 03:53:24,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 03:53:24,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 03:53:24,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-24 03:53:24,303 WARN L141 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-02-24 03:53:24,304 WARN L147 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size 16 [2021-02-24 03:53:24,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:24,414 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:24,542 WARN L141 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-02-24 03:53:24,543 WARN L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-02-24 03:53:24,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:24,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:24,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:24,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:24,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 03:53:24,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 03:53:24,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-24 03:53:24,965 WARN L141 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size [2021-02-24 03:53:24,966 WARN L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-02-24 03:53:24,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:24,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:25,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:25,112 WARN L141 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-02-24 03:53:25,113 WARN L147 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size 19 [2021-02-24 03:53:25,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:25,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 03:53:25,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 03:53:25,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:25,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:25,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:25,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:25,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 03:53:25,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-24 03:53:25,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:25,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 03:53:25,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:25,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:25,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 03:53:25,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:25,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 03:53:26,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:26,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 03:53:26,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:26,330 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,332 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 03:53:26,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:26,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:26,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:26,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:26,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:26,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:26,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:26,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:26,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:26,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:26,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:26,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:26,776 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 03:53:26,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 03:53:26,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:26,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:27,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 03:53:27,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 03:53:27,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-24 03:53:27,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 03:53:27,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-24 03:53:27,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 03:53:27,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:53:27,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:53:27,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1236368878] [2021-02-24 03:53:27,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:53:27,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [67] imperfect sequences [] total 67 [2021-02-24 03:53:27,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395090180] [2021-02-24 03:53:27,182 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-02-24 03:53:27,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:53:27,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-02-24 03:53:27,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=437, Invalid=4819, Unknown=0, NotChecked=0, Total=5256 [2021-02-24 03:53:27,185 INFO L87 Difference]: Start difference. First operand 2886 states and 3266 transitions. Second operand 67 states. [2021-02-24 03:53:27,933 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:53:28,925 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:53:29,398 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:53:29,862 WARN L202 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:53:30,271 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:53:30,723 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:53:31,155 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-24 03:53:31,614 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:53:32,038 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:53:32,468 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-24 03:53:32,966 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:53:33,472 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:53:33,989 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:53:34,536 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:53:35,076 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:53:35,634 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:36,523 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:37,367 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:53:37,811 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:38,306 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:53:38,690 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:53:39,183 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:53:39,579 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:53:40,024 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:53:40,910 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:53:41,281 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:53:42,501 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:53:42,960 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:53:43,411 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:53:43,933 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:44,437 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:45,082 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:45,698 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:46,340 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:46,899 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:53:47,558 WARN L202 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:53:48,007 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:48,654 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:53:49,308 WARN L202 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:53:50,156 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:51,071 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:51,600 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:53:52,131 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:53,191 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:53:54,324 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:53:54,973 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:55,420 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:53:55,946 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:53:56,466 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:53:56,997 WARN L202 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:57,481 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:53:57,972 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:53:58,704 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:53:59,179 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:53:59,689 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:54:00,271 WARN L202 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:54:00,738 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:54:01,306 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:54:01,958 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:54:02,508 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:54:02,938 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:54:03,506 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:54:03,977 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:54:04,760 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:54:07,075 WARN L202 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:54:08,386 WARN L202 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 223 [2021-02-24 03:54:10,436 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:54:11,663 WARN L202 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:54:12,884 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:54:13,502 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:54:14,437 WARN L202 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:54:15,030 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:54:15,573 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:54:17,755 WARN L202 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 214 [2021-02-24 03:54:18,475 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:54:20,139 WARN L202 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-02-24 03:54:22,495 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-02-24 03:54:24,322 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-24 03:54:25,948 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:54:26,613 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:54:27,775 WARN L202 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 216 [2021-02-24 03:54:28,258 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:54:28,897 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:54:29,958 WARN L202 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2021-02-24 03:54:30,937 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-02-24 03:54:31,337 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:54:33,208 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:54:33,601 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:54:34,793 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:54:35,227 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:54:35,727 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-24 03:54:36,438 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:54:38,693 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-02-24 03:54:39,357 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-24 03:54:40,352 WARN L202 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 223 [2021-02-24 03:54:41,084 WARN L202 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-24 03:54:43,541 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:54:44,140 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:54:46,975 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:54:47,406 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-24 03:54:47,882 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:54:48,297 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:54:48,752 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-24 03:54:49,241 WARN L202 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:54:50,056 WARN L202 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:54:52,482 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2021-02-24 03:54:53,134 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:54:54,292 WARN L202 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 227 [2021-02-24 03:54:54,981 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-24 03:54:57,499 WARN L202 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-02-24 03:54:58,118 WARN L202 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-24 03:54:59,585 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:55:00,739 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:55:01,462 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-24 03:55:02,058 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:55:02,596 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-24 03:55:03,522 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:55:15,872 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-02-24 03:55:29,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:55:29,212 INFO L93 Difference]: Finished difference Result 10835 states and 13789 transitions. [2021-02-24 03:55:29,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 691 states. [2021-02-24 03:55:29,214 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 363 [2021-02-24 03:55:29,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:55:29,277 INFO L225 Difference]: With dead ends: 10835 [2021-02-24 03:55:29,277 INFO L226 Difference]: Without dead ends: 8345 [2021-02-24 03:55:29,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 997 GetRequests, 234 SyntacticMatches, 7 SemanticMatches, 756 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267634 ImplicationChecksByTransitivity, 87.1s TimeCoverageRelationStatistics Valid=23280, Invalid=550526, Unknown=0, NotChecked=0, Total=573806 [2021-02-24 03:55:29,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8345 states. [2021-02-24 03:55:32,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8345 to 5375. [2021-02-24 03:55:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5375 states. [2021-02-24 03:55:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5375 states to 5375 states and 6016 transitions. [2021-02-24 03:55:32,812 INFO L78 Accepts]: Start accepts. Automaton has 5375 states and 6016 transitions. Word has length 363 [2021-02-24 03:55:32,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:55:32,813 INFO L480 AbstractCegarLoop]: Abstraction has 5375 states and 6016 transitions. [2021-02-24 03:55:32,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 67 states. [2021-02-24 03:55:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 5375 states and 6016 transitions. [2021-02-24 03:55:32,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-02-24 03:55:32,840 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:55:32,841 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 03:55:32,842 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-24 03:55:32,842 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:55:32,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:55:32,842 INFO L82 PathProgramCache]: Analyzing trace with hash -16737984, now seen corresponding path program 1 times [2021-02-24 03:55:32,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:55:32,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324227403] [2021-02-24 03:55:32,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:55:32,984 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:32,988 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:32,991 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:32,995 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,052 WARN L141 QuantifierPusher]: treesize reduction 35, result has 18.6 percent of original size [2021-02-24 03:55:33,054 WARN L147 QuantifierPusher]: treesize reduction 35, result has 18.6 percent of original size 8 [2021-02-24 03:55:33,057 WARN L141 QuantifierPusher]: treesize reduction 15, result has 76.6 percent of original size [2021-02-24 03:55:33,062 WARN L147 QuantifierPusher]: treesize reduction 15, result has 76.6 percent of original size 49 [2021-02-24 03:55:33,065 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,069 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,072 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,074 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,131 WARN L141 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-02-24 03:55:33,133 WARN L147 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size 39 [2021-02-24 03:55:33,135 WARN L141 QuantifierPusher]: treesize reduction 15, result has 85.3 percent of original size [2021-02-24 03:55:33,136 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 03:55:33,138 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:55:33,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:55:33,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:55:33,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-24 03:55:33,142 WARN L147 QuantifierPusher]: treesize reduction 15, result has 85.3 percent of original size 87 [2021-02-24 03:55:33,144 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,148 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,152 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,157 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,208 WARN L141 QuantifierPusher]: treesize reduction 35, result has 18.6 percent of original size [2021-02-24 03:55:33,210 WARN L147 QuantifierPusher]: treesize reduction 35, result has 18.6 percent of original size 8 [2021-02-24 03:55:33,212 WARN L141 QuantifierPusher]: treesize reduction 15, result has 76.6 percent of original size [2021-02-24 03:55:33,214 WARN L147 QuantifierPusher]: treesize reduction 15, result has 76.6 percent of original size 49 [2021-02-24 03:55:33,216 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,219 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,221 WARN L141 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size [2021-02-24 03:55:33,224 WARN L147 QuantifierPusher]: treesize reduction 27, result has 76.3 percent of original size 87 [2021-02-24 03:55:33,284 WARN L141 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-02-24 03:55:33,286 WARN L147 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size 39 [2021-02-24 03:55:33,288 WARN L141 QuantifierPusher]: treesize reduction 15, result has 85.3 percent of original size [2021-02-24 03:55:33,289 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 03:55:33,290 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:55:33,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:55:33,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:55:33,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-24 03:55:33,294 WARN L147 QuantifierPusher]: treesize reduction 15, result has 85.3 percent of original size 87 [2021-02-24 03:55:33,296 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorWernerOverapprox.accelerateLoop(AcceleratorWernerOverapprox.java:55) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:183) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:437) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-24 03:55:33,299 INFO L168 Benchmark]: Toolchain (without parser) took 199993.32 ms. Allocated memory was 173.0 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 149.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 331.0 MB. Max. memory is 8.0 GB. [2021-02-24 03:55:33,299 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 173.0 MB. Free memory is still 146.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 03:55:33,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.91 ms. Allocated memory is still 173.0 MB. Free memory was 148.1 MB in the beginning and 124.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-02-24 03:55:33,300 INFO L168 Benchmark]: Boogie Preprocessor took 157.04 ms. Allocated memory is still 173.0 MB. Free memory was 124.9 MB in the beginning and 154.3 MB in the end (delta: -29.4 MB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. [2021-02-24 03:55:33,300 INFO L168 Benchmark]: RCFGBuilder took 1422.64 ms. Allocated memory was 173.0 MB in the beginning and 227.5 MB in the end (delta: 54.5 MB). Free memory was 154.3 MB in the beginning and 175.3 MB in the end (delta: -21.0 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. [2021-02-24 03:55:33,300 INFO L168 Benchmark]: TraceAbstraction took 197791.74 ms. Allocated memory was 227.5 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 174.8 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 301.1 MB. Max. memory is 8.0 GB. [2021-02-24 03:55:33,301 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 173.0 MB. Free memory is still 146.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 605.91 ms. Allocated memory is still 173.0 MB. Free memory was 148.1 MB in the beginning and 124.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 157.04 ms. Allocated memory is still 173.0 MB. Free memory was 124.9 MB in the beginning and 154.3 MB in the end (delta: -29.4 MB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1422.64 ms. Allocated memory was 173.0 MB in the beginning and 227.5 MB in the end (delta: 54.5 MB). Free memory was 154.3 MB in the beginning and 175.3 MB in the end (delta: -21.0 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 197791.74 ms. Allocated memory was 227.5 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 174.8 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 301.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorWernerOverapprox.accelerateLoop(AcceleratorWernerOverapprox.java:55) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...