/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_spec2_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 00:51:23,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:51:23,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:51:23,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 00:51:23,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 00:51:23,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 00:51:23,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 00:51:23,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 00:51:23,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 00:51:23,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 00:51:23,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 00:51:23,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 00:51:23,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:51:23,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:51:23,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:51:23,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:51:23,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:51:23,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:51:23,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:51:23,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:51:23,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:51:23,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:51:23,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:51:23,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:51:23,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 00:51:23,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 00:51:23,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 00:51:23,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 00:51:23,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 00:51:23,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-02-22 00:51:23,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:51:23,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:51:23,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:51:23,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 00:51:23,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:51:23,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:51:23,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:51:23,748 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 00:51:23,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:51:23,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 00:51:23,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:51:23,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:51:23,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:51:23,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:51:23,750 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 00:51:23,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:51:23,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:51:23,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:51:23,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:51:23,751 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:51:23,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:51:23,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:51:23,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:51:23,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:51:23,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:51:23,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:51:23,752 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 00:51:23,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 00:51:24,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:51:24,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:51:24,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:51:24,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:51:24,164 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:51:24,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product35.cil.c [2021-02-22 00:51:24,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6064bf0b5/d4998e02e4b8416597172a55377d5477/FLAGf7a25f58a [2021-02-22 00:51:25,073 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:51:25,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product35.cil.c [2021-02-22 00:51:25,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6064bf0b5/d4998e02e4b8416597172a55377d5477/FLAGf7a25f58a [2021-02-22 00:51:25,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6064bf0b5/d4998e02e4b8416597172a55377d5477 [2021-02-22 00:51:25,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:51:25,320 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:51:25,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:51:25,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:51:25,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:51:25,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25, skipping insertion in model container [2021-02-22 00:51:25,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:51:25,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:51:25,655 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_spec2_product35.cil.c[15445,15458] [2021-02-22 00:51:25,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:51:25,694 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:51:25,768 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_spec2_product35.cil.c[15445,15458] [2021-02-22 00:51:25,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:51:25,830 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:51:25,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25 WrapperNode [2021-02-22 00:51:25,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:51:25,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:51:25,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:51:25,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:51:25,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (1/1) ... [2021-02-22 00:51:25,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:51:25,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:51:25,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:51:25,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:51:25,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (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 [2021-02-22 00:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-22 00:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-22 00:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-22 00:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-22 00:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-22 00:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-22 00:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-22 00:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-22 00:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-22 00:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-22 00:51:26,108 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-22 00:51:26,108 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-22 00:51:26,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-22 00:51:26,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-22 00:51:26,110 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-22 00:51:26,110 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-22 00:51:26,114 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-22 00:51:26,114 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-22 00:51:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:51:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:51:26,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-22 00:51:26,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-22 00:51:26,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-22 00:51:26,116 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-22 00:51:26,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:51:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-22 00:51:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-22 00:51:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 00:51:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-22 00:51:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:51:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-22 00:51:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-22 00:51:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:51:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-22 00:51:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-22 00:51:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-22 00:51:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-22 00:51:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-22 00:51:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-22 00:51:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-22 00:51:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:51:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-22 00:51:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-22 00:51:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-22 00:51:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-22 00:51:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-22 00:51:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-22 00:51:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-22 00:51:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-22 00:51:26,126 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-22 00:51:26,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:51:26,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-22 00:51:26,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-22 00:51:26,128 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-22 00:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-22 00:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-22 00:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-22 00:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-22 00:51:26,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-22 00:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:51:26,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:51:26,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:51:27,385 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:51:27,385 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-22 00:51:27,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:51:27 BoogieIcfgContainer [2021-02-22 00:51:27,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:51:27,390 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:51:27,390 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:51:27,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:51:27,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:51:25" (1/3) ... [2021-02-22 00:51:27,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721e9db7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:51:27, skipping insertion in model container [2021-02-22 00:51:27,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:25" (2/3) ... [2021-02-22 00:51:27,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721e9db7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:51:27, skipping insertion in model container [2021-02-22 00:51:27,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:51:27" (3/3) ... [2021-02-22 00:51:27,398 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product35.cil.c [2021-02-22 00:51:27,405 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:51:27,411 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 00:51:27,432 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 00:51:27,456 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 00:51:27,457 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 00:51:27,457 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 00:51:27,457 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 00:51:27,457 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 00:51:27,457 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 00:51:27,457 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 00:51:27,458 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 00:51:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states. [2021-02-22 00:51:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-22 00:51:27,503 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:27,504 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:27,505 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:27,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:27,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1204187767, now seen corresponding path program 1 times [2021-02-22 00:51:27,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:27,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2071130658] [2021-02-22 00:51:27,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:27,611 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,391 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:28,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-22 00:51:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:28,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2071130658] [2021-02-22 00:51:28,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:28,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 00:51:28,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038914874] [2021-02-22 00:51:28,640 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 00:51:28,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:28,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 00:51:28,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:51:28,660 INFO L87 Difference]: Start difference. First operand 308 states. Second operand 4 states. [2021-02-22 00:51:30,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:30,191 INFO L93 Difference]: Finished difference Result 459 states and 543 transitions. [2021-02-22 00:51:30,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-22 00:51:30,193 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2021-02-22 00:51:30,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:30,210 INFO L225 Difference]: With dead ends: 459 [2021-02-22 00:51:30,210 INFO L226 Difference]: Without dead ends: 298 [2021-02-22 00:51:30,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:51:30,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-02-22 00:51:30,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 250. [2021-02-22 00:51:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2021-02-22 00:51:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 270 transitions. [2021-02-22 00:51:30,462 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 270 transitions. Word has length 153 [2021-02-22 00:51:30,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:30,465 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 270 transitions. [2021-02-22 00:51:30,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 00:51:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 270 transitions. [2021-02-22 00:51:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-02-22 00:51:30,482 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:30,483 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:30,483 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 00:51:30,483 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:30,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:30,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1562640474, now seen corresponding path program 1 times [2021-02-22 00:51:30,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:30,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [116836244] [2021-02-22 00:51:30,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:30,494 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:30,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:30,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:30,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:30,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:30,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:30,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:30,913 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:30,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-02-22 00:51:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-02-22 00:51:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:31,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:31,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:31,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [116836244] [2021-02-22 00:51:31,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:31,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-22 00:51:31,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519036620] [2021-02-22 00:51:31,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-22 00:51:31,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:31,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-22 00:51:31,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-22 00:51:31,102 INFO L87 Difference]: Start difference. First operand 250 states and 270 transitions. Second operand 5 states. [2021-02-22 00:51:31,899 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:32,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:32,947 INFO L93 Difference]: Finished difference Result 378 states and 427 transitions. [2021-02-22 00:51:32,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 00:51:32,948 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2021-02-22 00:51:32,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:32,953 INFO L225 Difference]: With dead ends: 378 [2021-02-22 00:51:32,954 INFO L226 Difference]: Without dead ends: 287 [2021-02-22 00:51:32,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-22 00:51:32,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-02-22 00:51:33,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 240. [2021-02-22 00:51:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-02-22 00:51:33,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 257 transitions. [2021-02-22 00:51:33,089 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 257 transitions. Word has length 154 [2021-02-22 00:51:33,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:33,090 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 257 transitions. [2021-02-22 00:51:33,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-22 00:51:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 257 transitions. [2021-02-22 00:51:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-02-22 00:51:33,092 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:33,093 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:33,093 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 00:51:33,093 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:33,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:33,094 INFO L82 PathProgramCache]: Analyzing trace with hash 715094125, now seen corresponding path program 1 times [2021-02-22 00:51:33,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:33,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1990359382] [2021-02-22 00:51:33,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:33,098 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:33,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:33,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,204 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:33,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:33,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:33,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:33,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:33,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,560 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:33,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:51:33,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:33,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,662 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:33,688 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-22 00:51:33,689 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-22 00:51:33,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-22 00:51:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-02-22 00:51:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:33,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:33,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:33,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1990359382] [2021-02-22 00:51:33,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:33,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-22 00:51:33,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911050925] [2021-02-22 00:51:33,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-22 00:51:33,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:33,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-22 00:51:33,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-22 00:51:33,807 INFO L87 Difference]: Start difference. First operand 240 states and 257 transitions. Second operand 10 states. [2021-02-22 00:51:34,498 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:34,953 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:35,295 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:51:35,706 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:36,095 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:36,514 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:37,730 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:39,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:39,577 INFO L93 Difference]: Finished difference Result 621 states and 718 transitions. [2021-02-22 00:51:39,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-22 00:51:39,578 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 163 [2021-02-22 00:51:39,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:39,584 INFO L225 Difference]: With dead ends: 621 [2021-02-22 00:51:39,585 INFO L226 Difference]: Without dead ends: 501 [2021-02-22 00:51:39,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-22 00:51:39,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2021-02-22 00:51:39,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 416. [2021-02-22 00:51:39,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2021-02-22 00:51:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 461 transitions. [2021-02-22 00:51:39,793 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 461 transitions. Word has length 163 [2021-02-22 00:51:39,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:39,793 INFO L480 AbstractCegarLoop]: Abstraction has 416 states and 461 transitions. [2021-02-22 00:51:39,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-22 00:51:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 461 transitions. [2021-02-22 00:51:39,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-02-22 00:51:39,796 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:39,797 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:39,797 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-22 00:51:39,797 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:39,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:39,798 INFO L82 PathProgramCache]: Analyzing trace with hash 968034684, now seen corresponding path program 1 times [2021-02-22 00:51:39,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:39,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [697384106] [2021-02-22 00:51:39,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:39,802 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,877 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,882 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,209 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:40,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:40,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-02-22 00:51:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,314 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:40,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:40,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-02-22 00:51:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-02-22 00:51:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:40,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:40,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:40,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [697384106] [2021-02-22 00:51:40,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:40,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 00:51:40,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489036465] [2021-02-22 00:51:40,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 00:51:40,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:40,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 00:51:40,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-02-22 00:51:40,402 INFO L87 Difference]: Start difference. First operand 416 states and 461 transitions. Second operand 7 states. [2021-02-22 00:51:41,021 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:42,920 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:43,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:43,685 INFO L93 Difference]: Finished difference Result 1046 states and 1243 transitions. [2021-02-22 00:51:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-22 00:51:43,686 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 171 [2021-02-22 00:51:43,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:43,693 INFO L225 Difference]: With dead ends: 1046 [2021-02-22 00:51:43,693 INFO L226 Difference]: Without dead ends: 750 [2021-02-22 00:51:43,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-02-22 00:51:43,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2021-02-22 00:51:43,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 622. [2021-02-22 00:51:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2021-02-22 00:51:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 691 transitions. [2021-02-22 00:51:43,989 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 691 transitions. Word has length 171 [2021-02-22 00:51:43,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:43,989 INFO L480 AbstractCegarLoop]: Abstraction has 622 states and 691 transitions. [2021-02-22 00:51:43,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 00:51:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 691 transitions. [2021-02-22 00:51:43,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-02-22 00:51:43,992 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:43,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:43,993 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 00:51:43,993 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:43,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:43,993 INFO L82 PathProgramCache]: Analyzing trace with hash 98300663, now seen corresponding path program 1 times [2021-02-22 00:51:43,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:43,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1056087400] [2021-02-22 00:51:43,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:43,997 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,474 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:44,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,555 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-02-22 00:51:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-02-22 00:51:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:44,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-02-22 00:51:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:44,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:44,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:44,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1056087400] [2021-02-22 00:51:44,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:44,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-22 00:51:44,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873071540] [2021-02-22 00:51:44,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-22 00:51:44,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:44,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-22 00:51:44,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-22 00:51:44,670 INFO L87 Difference]: Start difference. First operand 622 states and 691 transitions. Second operand 10 states. [2021-02-22 00:51:45,305 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:46,644 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:47,052 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:47,474 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:47,876 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:48,252 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:48,633 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:49,003 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:49,540 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:51,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:51,407 INFO L93 Difference]: Finished difference Result 1669 states and 1966 transitions. [2021-02-22 00:51:51,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-22 00:51:51,409 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 172 [2021-02-22 00:51:51,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:51,421 INFO L225 Difference]: With dead ends: 1669 [2021-02-22 00:51:51,422 INFO L226 Difference]: Without dead ends: 1167 [2021-02-22 00:51:51,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2021-02-22 00:51:51,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2021-02-22 00:51:52,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1020. [2021-02-22 00:51:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1020 states. [2021-02-22 00:51:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1138 transitions. [2021-02-22 00:51:52,024 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1138 transitions. Word has length 172 [2021-02-22 00:51:52,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:52,025 INFO L480 AbstractCegarLoop]: Abstraction has 1020 states and 1138 transitions. [2021-02-22 00:51:52,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-22 00:51:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1138 transitions. [2021-02-22 00:51:52,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-02-22 00:51:52,028 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:52,029 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:52,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-22 00:51:52,029 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:52,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:52,030 INFO L82 PathProgramCache]: Analyzing trace with hash 205616419, now seen corresponding path program 1 times [2021-02-22 00:51:52,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:52,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1125624158] [2021-02-22 00:51:52,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:52,033 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,117 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,117 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,119 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,121 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,503 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:52,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,630 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,650 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-22 00:51:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-22 00:51:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-02-22 00:51:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:52,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:52,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:52,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:52,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1125624158] [2021-02-22 00:51:52,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:52,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:51:52,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424137377] [2021-02-22 00:51:52,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:51:52,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:52,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:51:52,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:51:52,759 INFO L87 Difference]: Start difference. First operand 1020 states and 1138 transitions. Second operand 11 states. [2021-02-22 00:51:53,424 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:55,014 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:55,422 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:55,896 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:56,312 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:56,678 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:57,516 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:57,884 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:58,390 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:59,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:59,710 INFO L93 Difference]: Finished difference Result 2190 states and 2556 transitions. [2021-02-22 00:51:59,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-22 00:51:59,711 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2021-02-22 00:51:59,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:59,721 INFO L225 Difference]: With dead ends: 2190 [2021-02-22 00:51:59,721 INFO L226 Difference]: Without dead ends: 1290 [2021-02-22 00:51:59,729 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=283, Invalid=773, Unknown=0, NotChecked=0, Total=1056 [2021-02-22 00:51:59,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2021-02-22 00:52:00,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1014. [2021-02-22 00:52:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1014 states. [2021-02-22 00:52:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1126 transitions. [2021-02-22 00:52:00,284 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1126 transitions. Word has length 177 [2021-02-22 00:52:00,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:00,284 INFO L480 AbstractCegarLoop]: Abstraction has 1014 states and 1126 transitions. [2021-02-22 00:52:00,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:52:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1126 transitions. [2021-02-22 00:52:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:52:00,292 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:00,292 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:00,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-22 00:52:00,293 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:00,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:00,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1267435166, now seen corresponding path program 1 times [2021-02-22 00:52:00,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:00,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1076340516] [2021-02-22 00:52:00,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:00,297 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,686 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:00,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:00,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:00,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:52:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,837 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:52:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:52:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:00,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1076340516] [2021-02-22 00:52:00,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:00,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-22 00:52:00,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494109691] [2021-02-22 00:52:00,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-22 00:52:00,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:00,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-22 00:52:00,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-02-22 00:52:00,953 INFO L87 Difference]: Start difference. First operand 1014 states and 1126 transitions. Second operand 14 states. [2021-02-22 00:52:01,698 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:02,035 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:52:02,411 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:02,788 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:03,153 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:04,278 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:04,669 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:05,078 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:05,513 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:05,890 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:07,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:07,835 INFO L93 Difference]: Finished difference Result 2340 states and 2815 transitions. [2021-02-22 00:52:07,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-02-22 00:52:07,836 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 201 [2021-02-22 00:52:07,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:07,846 INFO L225 Difference]: With dead ends: 2340 [2021-02-22 00:52:07,846 INFO L226 Difference]: Without dead ends: 1446 [2021-02-22 00:52:07,850 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-02-22 00:52:07,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2021-02-22 00:52:08,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1038. [2021-02-22 00:52:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2021-02-22 00:52:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1150 transitions. [2021-02-22 00:52:08,454 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1150 transitions. Word has length 201 [2021-02-22 00:52:08,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:08,455 INFO L480 AbstractCegarLoop]: Abstraction has 1038 states and 1150 transitions. [2021-02-22 00:52:08,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-22 00:52:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1150 transitions. [2021-02-22 00:52:08,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:52:08,461 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:08,462 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:08,462 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-22 00:52:08,462 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:08,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:08,464 INFO L82 PathProgramCache]: Analyzing trace with hash -127641342, now seen corresponding path program 1 times [2021-02-22 00:52:08,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:08,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1248540016] [2021-02-22 00:52:08,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:08,468 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,853 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:08,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:52:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:08,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:08,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:08,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:08,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:08,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:08,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:08,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:09,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:09,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:09,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:09,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:09,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:09,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:09,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:52:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:09,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:09,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:09,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:52:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:09,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:09,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:09,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1248540016] [2021-02-22 00:52:09,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:09,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:52:09,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226982518] [2021-02-22 00:52:09,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:52:09,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:09,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:52:09,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:52:09,073 INFO L87 Difference]: Start difference. First operand 1038 states and 1150 transitions. Second operand 11 states. [2021-02-22 00:52:10,664 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:11,064 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:52:11,475 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-22 00:52:11,887 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:12,298 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:12,680 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:14,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:14,226 INFO L93 Difference]: Finished difference Result 2376 states and 2814 transitions. [2021-02-22 00:52:14,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-22 00:52:14,227 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 201 [2021-02-22 00:52:14,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:14,238 INFO L225 Difference]: With dead ends: 2376 [2021-02-22 00:52:14,238 INFO L226 Difference]: Without dead ends: 1458 [2021-02-22 00:52:14,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-02-22 00:52:14,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2021-02-22 00:52:14,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1070. [2021-02-22 00:52:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2021-02-22 00:52:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1182 transitions. [2021-02-22 00:52:14,798 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1182 transitions. Word has length 201 [2021-02-22 00:52:14,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:14,799 INFO L480 AbstractCegarLoop]: Abstraction has 1070 states and 1182 transitions. [2021-02-22 00:52:14,799 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:52:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1182 transitions. [2021-02-22 00:52:14,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:52:14,804 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:14,804 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:14,804 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-22 00:52:14,804 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:14,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:14,805 INFO L82 PathProgramCache]: Analyzing trace with hash 896409439, now seen corresponding path program 1 times [2021-02-22 00:52:14,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:14,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [838643289] [2021-02-22 00:52:14,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:14,812 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:14,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:14,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,894 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:14,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,894 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:14,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:14,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:52:14,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,219 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:15,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:52:15,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,271 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:52:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:15,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,332 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,333 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:15,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:15,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:52:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:52:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:15,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:15,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:15,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [838643289] [2021-02-22 00:52:15,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:15,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 00:52:15,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100841072] [2021-02-22 00:52:15,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 00:52:15,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:15,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 00:52:15,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-02-22 00:52:15,427 INFO L87 Difference]: Start difference. First operand 1070 states and 1182 transitions. Second operand 8 states. [2021-02-22 00:52:16,092 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:16,861 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:20,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:20,527 INFO L93 Difference]: Finished difference Result 3612 states and 4405 transitions. [2021-02-22 00:52:20,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-22 00:52:20,527 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 201 [2021-02-22 00:52:20,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:20,545 INFO L225 Difference]: With dead ends: 3612 [2021-02-22 00:52:20,545 INFO L226 Difference]: Without dead ends: 2662 [2021-02-22 00:52:20,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=155, Invalid=445, Unknown=0, NotChecked=0, Total=600 [2021-02-22 00:52:20,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2021-02-22 00:52:21,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2112. [2021-02-22 00:52:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2112 states. [2021-02-22 00:52:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 2112 states and 2388 transitions. [2021-02-22 00:52:21,821 INFO L78 Accepts]: Start accepts. Automaton has 2112 states and 2388 transitions. Word has length 201 [2021-02-22 00:52:21,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:21,821 INFO L480 AbstractCegarLoop]: Abstraction has 2112 states and 2388 transitions. [2021-02-22 00:52:21,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 00:52:21,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2388 transitions. [2021-02-22 00:52:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-02-22 00:52:21,829 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:21,829 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:21,829 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-22 00:52:21,829 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:21,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:21,830 INFO L82 PathProgramCache]: Analyzing trace with hash 297437834, now seen corresponding path program 1 times [2021-02-22 00:52:21,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:21,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616695773] [2021-02-22 00:52:21,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:21,834 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,199 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:22,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:22,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-22 00:52:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-02-22 00:52:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-02-22 00:52:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-02-22 00:52:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-02-22 00:52:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:22,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:22,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:22,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:22,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616695773] [2021-02-22 00:52:22,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:22,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 00:52:22,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380971471] [2021-02-22 00:52:22,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 00:52:22,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:22,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 00:52:22,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-02-22 00:52:22,388 INFO L87 Difference]: Start difference. First operand 2112 states and 2388 transitions. Second operand 8 states. [2021-02-22 00:52:23,087 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:27,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:27,224 INFO L93 Difference]: Finished difference Result 4174 states and 5069 transitions. [2021-02-22 00:52:27,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-22 00:52:27,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 206 [2021-02-22 00:52:27,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:27,249 INFO L225 Difference]: With dead ends: 4174 [2021-02-22 00:52:27,249 INFO L226 Difference]: Without dead ends: 4171 [2021-02-22 00:52:27,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=199, Invalid=503, Unknown=0, NotChecked=0, Total=702 [2021-02-22 00:52:27,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4171 states. [2021-02-22 00:52:28,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4171 to 3260. [2021-02-22 00:52:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3260 states. [2021-02-22 00:52:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 3706 transitions. [2021-02-22 00:52:28,664 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 3706 transitions. Word has length 206 [2021-02-22 00:52:28,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:28,665 INFO L480 AbstractCegarLoop]: Abstraction has 3260 states and 3706 transitions. [2021-02-22 00:52:28,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 00:52:28,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 3706 transitions. [2021-02-22 00:52:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-02-22 00:52:28,673 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:28,674 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-02-22 00:52:28,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-22 00:52:28,674 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:28,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:28,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1934465613, now seen corresponding path program 1 times [2021-02-22 00:52:28,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:28,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692208950] [2021-02-22 00:52:28,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:28,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-02-22 00:52:28,778 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:28,801 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:28,815 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:28,821 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:28,883 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:28,894 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:28,898 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:28,900 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:28,903 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:28,909 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:28,912 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:28,917 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:28,983 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:28,984 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:28,987 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:28,989 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:28,991 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:28,991 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:28,993 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:28,993 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:28,996 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:28,997 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,000 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,002 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,004 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,004 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,006 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,007 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,009 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,010 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,013 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,015 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,017 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,022 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,025 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,030 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,087 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,089 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,091 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,093 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,095 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,096 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,098 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,098 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,100 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,101 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,104 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,106 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,108 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,108 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,110 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,111 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,113 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,114 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,117 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,118 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,121 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,126 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,128 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,133 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,189 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,191 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,193 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,195 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,196 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,197 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,198 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,199 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,201 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,202 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,204 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,206 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,207 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,208 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,209 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,210 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,211 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,213 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,215 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,216 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,218 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,218 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,220 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,220 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,222 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,223 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,225 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,227 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,229 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,229 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,231 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,232 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,234 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,235 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,237 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,239 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,240 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,241 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,242 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,243 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,246 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,247 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,250 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,251 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,253 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,258 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,260 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,264 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,322 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,323 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,325 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,327 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,328 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,328 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,330 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,331 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,333 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,334 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,336 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,338 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,339 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,340 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,342 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,342 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,344 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,345 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,347 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,348 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,350 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,350 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,353 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,353 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,355 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,356 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,358 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,360 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,362 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,366 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,368 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,372 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,429 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,432 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,434 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,436 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,438 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,438 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,441 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,441 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,443 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,444 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,446 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,448 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,450 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,450 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,453 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,454 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,455 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,457 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,459 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,460 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,462 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,462 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,464 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,464 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,466 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,468 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,470 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,472 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,474 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,474 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,476 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,477 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,479 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,480 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,483 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,485 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,488 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,488 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,490 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,490 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,492 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,496 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,498 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,500 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,501 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,502 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,503 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,504 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,505 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,507 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,509 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,510 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,512 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,512 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,514 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,514 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,516 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,517 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,519 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,521 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,522 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,523 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,525 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,525 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,527 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,528 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,530 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,532 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,534 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,534 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,536 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,537 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,539 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,540 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,542 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,543 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,545 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,545 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,547 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,548 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,550 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,551 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,553 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,554 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,556 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,557 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,558 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,559 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,561 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,562 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,564 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,565 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,567 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,567 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,569 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,569 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,571 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,572 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,574 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,575 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,577 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,581 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,583 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,586 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,643 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,644 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,646 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,648 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,649 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,650 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,652 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,652 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,654 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,655 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,657 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,659 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,660 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,661 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,662 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,663 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,665 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,666 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,667 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,669 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,671 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,674 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,676 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,679 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,735 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-22 00:52:29,739 INFO L723 QuantifierPusher]: Distributing 13 disjuncts over 3 conjuncts [2021-02-22 00:52:29,745 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 00:52:29,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-02-22 00:52:29,757 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-22 00:52:29,762 WARN L141 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size [2021-02-22 00:52:29,767 WARN L147 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size 144 [2021-02-22 00:52:29,768 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,769 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,770 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,771 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,773 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,774 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,775 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,777 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,778 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,778 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,780 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,780 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,782 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,783 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,785 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,786 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,788 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,788 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,790 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,790 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,792 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,793 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,795 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,796 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,797 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,798 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,799 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,799 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,801 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,802 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,804 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,805 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,806 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,807 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,808 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,809 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,810 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,811 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,813 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,814 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,816 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,819 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,822 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,825 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,881 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,883 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,884 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,886 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,887 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,888 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,889 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,889 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,891 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,892 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,894 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,895 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,896 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,897 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,898 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,899 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,901 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,902 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,903 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,904 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,906 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,906 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,908 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,908 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,910 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,911 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,913 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,914 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,915 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,916 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,917 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,917 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,919 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:29,920 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:29,922 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,924 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,925 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,928 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,931 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:29,934 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:29,990 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:29,991 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:29,993 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:29,994 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:29,996 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,996 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:29,998 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:29,998 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,000 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,001 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,003 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,004 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,006 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,010 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,012 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,015 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,073 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:30,075 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:30,077 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,078 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,080 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,080 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,082 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,082 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,084 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,085 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,086 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,087 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,089 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,092 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,095 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,098 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,154 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:30,155 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:30,157 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,158 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,160 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,163 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,165 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,169 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,225 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:30,226 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:30,228 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,229 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,230 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,230 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,232 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,232 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,234 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,235 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,237 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,238 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,241 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,242 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,243 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,244 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,245 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,246 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,249 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,250 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,252 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,255 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,258 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,262 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,316 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-22 00:52:30,318 INFO L723 QuantifierPusher]: Distributing 13 disjuncts over 3 conjuncts [2021-02-22 00:52:30,324 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 00:52:30,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-02-22 00:52:30,333 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-22 00:52:30,337 WARN L141 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size [2021-02-22 00:52:30,394 WARN L147 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size 144 [2021-02-22 00:52:30,396 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,397 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,398 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,398 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,400 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,401 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,403 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,404 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,406 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,406 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,407 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,408 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,409 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,410 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,412 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,413 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,414 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,415 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,416 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,417 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,418 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,420 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,421 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,423 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,425 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,428 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,430 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,433 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,486 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:30,487 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:30,488 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,489 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,491 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,491 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,493 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,493 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,495 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,496 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,497 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,498 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,500 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,500 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,502 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,502 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,504 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,504 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,506 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,507 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,508 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,509 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,510 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,511 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,512 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,513 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,515 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,516 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,517 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,518 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,519 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,520 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,521 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,522 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,524 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,525 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,526 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,526 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,528 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,528 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,530 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,531 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,532 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,533 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,535 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,538 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,540 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:30,543 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:30,596 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:30,597 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:30,599 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,600 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,601 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,601 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,603 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:30,603 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:30,605 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:30,606 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:30,608 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:30,609 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:30,609 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 00:52:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:31,354 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:31,993 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:32,309 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-22 00:52:32,309 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-22 00:52:32,310 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-22 00:52:32,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 12:52:32 BoogieIcfgContainer [2021-02-22 00:52:32,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 00:52:32,341 INFO L168 Benchmark]: Toolchain (without parser) took 67031.19 ms. Allocated memory was 151.0 MB in the beginning and 1.0 GB in the end (delta: 865.1 MB). Free memory was 126.3 MB in the beginning and 480.9 MB in the end (delta: -354.6 MB). Peak memory consumption was 511.4 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:32,342 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:52:32,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.33 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 104.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:32,342 INFO L168 Benchmark]: Boogie Preprocessor took 159.91 ms. Allocated memory is still 151.0 MB. Free memory was 104.7 MB in the beginning and 132.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 7.7 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:32,342 INFO L168 Benchmark]: RCFGBuilder took 1394.98 ms. Allocated memory is still 151.0 MB. Free memory was 132.7 MB in the beginning and 90.2 MB in the end (delta: 42.5 MB). Peak memory consumption was 66.6 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:32,342 INFO L168 Benchmark]: TraceAbstraction took 64950.27 ms. Allocated memory was 151.0 MB in the beginning and 1.0 GB in the end (delta: 865.1 MB). Free memory was 89.7 MB in the beginning and 480.9 MB in the end (delta: -391.2 MB). Peak memory consumption was 473.9 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:32,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 125.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 509.33 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 104.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 159.91 ms. Allocated memory is still 151.0 MB. Free memory was 104.7 MB in the beginning and 132.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 7.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1394.98 ms. Allocated memory is still 151.0 MB. Free memory was 132.7 MB in the beginning and 90.2 MB in the end (delta: 42.5 MB). Peak memory consumption was 66.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 64950.27 ms. Allocated memory was 151.0 MB in the beginning and 1.0 GB in the end (delta: 865.1 MB). Free memory was 89.7 MB in the beginning and 480.9 MB in the end (delta: -391.2 MB). Peak memory consumption was 473.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 738]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L418] int pumpRunning = 0; [L419] int systemActive = 1; [L657] int methAndRunningLastTime ; [L743] int cleanupTimeShifts = 4; [L841] int waterLevel = 1; [L842] int methaneLevelCritical = 0; [L817] int retValue_acc ; [L818] int tmp ; [L822] FCALL select_helpers() [L823] FCALL select_features() [L824] CALL, EXPR valid_product() [L725] int retValue_acc ; [L728] retValue_acc = 1 [L729] return (retValue_acc); [L824] RET, EXPR valid_product() [L824] tmp = valid_product() [L826] COND TRUE \read(tmp) [L828] FCALL setup() [L829] CALL runTest() [L810] CALL __utac_acc__Specification2_spec__1() [L662] methAndRunningLastTime = 0 [L810] RET __utac_acc__Specification2_spec__1() [L811] CALL test() [L590] int splverifierCounter ; [L591] int tmp ; [L592] int tmp___0 ; [L593] int tmp___1 ; [L594] int tmp___2 ; [L597] splverifierCounter = 0 [L599] COND TRUE 1 [L601] COND TRUE splverifierCounter < 4 [L607] tmp = __VERIFIER_nondet_int() [L609] COND TRUE \read(tmp) [L611] CALL waterRise() [L859] COND TRUE waterLevel < 2 [L860] waterLevel = waterLevel + 1 [L611] RET waterRise() [L617] tmp___0 = __VERIFIER_nondet_int() [L619] COND TRUE \read(tmp___0) [L621] CALL changeMethaneLevel() [L871] COND FALSE !(\read(methaneLevelCritical)) [L874] methaneLevelCritical = 1 [L621] RET changeMethaneLevel() [L627] tmp___2 = __VERIFIER_nondet_int() [L629] COND TRUE \read(tmp___2) [L644] CALL timeShift() [L426] COND FALSE !(\read(pumpRunning)) [L433] COND TRUE \read(systemActive) [L435] CALL processEnvironment() [L455] int tmp ; [L458] COND TRUE ! pumpRunning [L460] CALL, EXPR isHighWaterLevel() [L552] int retValue_acc ; [L553] int tmp ; [L554] int tmp___0 ; [L558] CALL, EXPR isHighWaterSensorDry() [L921] int retValue_acc ; [L924] COND FALSE !(waterLevel < 2) [L928] retValue_acc = 0 [L929] return (retValue_acc); [L558] RET, EXPR isHighWaterSensorDry() [L558] tmp = isHighWaterSensorDry() [L560] COND FALSE !(\read(tmp)) [L563] tmp___0 = 1 [L565] retValue_acc = tmp___0 [L566] return (retValue_acc); [L460] RET, EXPR isHighWaterLevel() [L460] tmp = isHighWaterLevel() [L462] COND TRUE \read(tmp) [L464] CALL activatePump() [L483] pumpRunning = 1 [L464] RET activatePump() [L435] RET processEnvironment() [L441] CALL __utac_acc__Specification2_spec__2() [L667] int tmp ; [L668] int tmp___0 ; [L672] CALL, EXPR isMethaneLevelCritical() [L880] int retValue_acc ; [L883] retValue_acc = methaneLevelCritical [L884] return (retValue_acc); [L672] RET, EXPR isMethaneLevelCritical() [L672] tmp = isMethaneLevelCritical() [L674] COND TRUE \read(tmp) [L676] CALL, EXPR isPumpRunning() [L507] int retValue_acc ; [L510] retValue_acc = pumpRunning [L511] return (retValue_acc); [L676] RET, EXPR isPumpRunning() [L676] tmp___0 = isPumpRunning() [L678] COND TRUE \read(tmp___0) [L679] COND FALSE !(\read(methAndRunningLastTime)) [L684] methAndRunningLastTime = 1 [L441] RET __utac_acc__Specification2_spec__2() [L644] RET timeShift() [L599] COND TRUE 1 [L601] COND TRUE splverifierCounter < 4 [L607] tmp = __VERIFIER_nondet_int() [L609] COND FALSE !(\read(tmp)) [L617] tmp___0 = __VERIFIER_nondet_int() [L619] COND FALSE !(\read(tmp___0)) [L627] tmp___2 = __VERIFIER_nondet_int() [L629] COND TRUE \read(tmp___2) [L644] CALL timeShift() [L426] COND TRUE \read(pumpRunning) [L428] CALL lowerWaterLevel() [L847] COND TRUE waterLevel > 0 [L848] waterLevel = waterLevel - 1 [L428] RET lowerWaterLevel() [L433] COND TRUE \read(systemActive) [L435] CALL processEnvironment() [L455] int tmp ; [L458] COND FALSE !(! pumpRunning) [L473] FCALL processEnvironment__wrappee__base() [L435] RET processEnvironment() [L441] CALL __utac_acc__Specification2_spec__2() [L667] int tmp ; [L668] int tmp___0 ; [L672] CALL, EXPR isMethaneLevelCritical() [L880] int retValue_acc ; [L883] retValue_acc = methaneLevelCritical [L884] return (retValue_acc); [L672] RET, EXPR isMethaneLevelCritical() [L672] tmp = isMethaneLevelCritical() [L674] COND TRUE \read(tmp) [L676] CALL, EXPR isPumpRunning() [L507] int retValue_acc ; [L510] retValue_acc = pumpRunning [L511] return (retValue_acc); [L676] RET, EXPR isPumpRunning() [L676] tmp___0 = isPumpRunning() [L678] COND TRUE \read(tmp___0) [L679] COND TRUE \read(methAndRunningLastTime) [L681] CALL __automaton_fail() [L738] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 630 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 64.8s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 48.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2362 SDtfs, 6324 SDslu, 4775 SDs, 0 SdLazy, 8964 SolverSat, 1746 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 454 GetRequests, 266 SyntacticMatches, 3 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 814 ImplicationChecksByTransitivity, 21.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3260occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 2988 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...