/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_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 03:16:37,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 03:16:37,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 03:16:38,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 03:16:38,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 03:16:38,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 03:16:38,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 03:16:38,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 03:16:38,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 03:16:38,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 03:16:38,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 03:16:38,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 03:16:38,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 03:16:38,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 03:16:38,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 03:16:38,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 03:16:38,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 03:16:38,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 03:16:38,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 03:16:38,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 03:16:38,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 03:16:38,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 03:16:38,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 03:16:38,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 03:16:38,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 03:16:38,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 03:16:38,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 03:16:38,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 03:16:38,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 03:16:38,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 03:16:38,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 03:16:38,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 03:16:38,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 03:16:38,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 03:16:38,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 03:16:38,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 03:16:38,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 03:16:38,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 03:16:38,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 03:16:38,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 03:16:38,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 03:16:38,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 03:16:38,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 03:16:38,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 03:16:38,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 03:16:38,147 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 03:16:38,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 03:16:38,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 03:16:38,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 03:16:38,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 03:16:38,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 03:16:38,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 03:16:38,150 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 03:16:38,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 03:16:38,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 03:16:38,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 03:16:38,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 03:16:38,152 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 03:16:38,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 03:16:38,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 03:16:38,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 03:16:38,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 03:16:38,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 03:16:38,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 03:16:38,154 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 03:16:38,154 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 03:16:38,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 03:16:38,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 03:16:38,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 03:16:38,616 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 03:16:38,617 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 03:16:38,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product36.cil.c [2021-02-24 03:16:38,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33fd21693/972f6d1f12104596adc223aed501e2f0/FLAG8a77a597b [2021-02-24 03:16:39,441 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 03:16:39,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product36.cil.c [2021-02-24 03:16:39,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33fd21693/972f6d1f12104596adc223aed501e2f0/FLAG8a77a597b [2021-02-24 03:16:39,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33fd21693/972f6d1f12104596adc223aed501e2f0 [2021-02-24 03:16:39,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 03:16:39,770 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 03:16:39,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 03:16:39,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 03:16:39,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 03:16:39,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:16:39" (1/1) ... [2021-02-24 03:16:39,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55881a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:39, skipping insertion in model container [2021-02-24 03:16:39,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:16:39" (1/1) ... [2021-02-24 03:16:39,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 03:16:39,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 03:16:40,195 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_product36.cil.c[17352,17365] [2021-02-24 03:16:40,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:16:40,235 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 03:16:40,369 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_product36.cil.c[17352,17365] [2021-02-24 03:16:40,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 03:16:40,428 INFO L208 MainTranslator]: Completed translation [2021-02-24 03:16:40,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40 WrapperNode [2021-02-24 03:16:40,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 03:16:40,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 03:16:40,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 03:16:40,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 03:16:40,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... [2021-02-24 03:16:40,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 03:16:40,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 03:16:40,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 03:16:40,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 03:16:40,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 03:16:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 03:16:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 03:16:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-24 03:16:40,701 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-24 03:16:40,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-24 03:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-24 03:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-24 03:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-24 03:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-24 03:16:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-24 03:16:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 03:16:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-24 03:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-24 03:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-24 03:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-24 03:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-24 03:16:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-24 03:16:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-24 03:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-24 03:16:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-24 03:16:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 03:16:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 03:16:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 03:16:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-24 03:16:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 03:16:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-24 03:16:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-24 03:16:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-24 03:16:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 03:16:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-24 03:16:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 03:16:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 03:16:40,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 03:16:42,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 03:16:42,260 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-24 03:16:42,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:16:42 BoogieIcfgContainer [2021-02-24 03:16:42,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 03:16:42,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 03:16:42,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 03:16:42,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 03:16:42,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 03:16:39" (1/3) ... [2021-02-24 03:16:42,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3dff9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:16:42, skipping insertion in model container [2021-02-24 03:16:42,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:16:40" (2/3) ... [2021-02-24 03:16:42,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3dff9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:16:42, skipping insertion in model container [2021-02-24 03:16:42,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:16:42" (3/3) ... [2021-02-24 03:16:42,273 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product36.cil.c [2021-02-24 03:16:42,280 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 03:16:42,286 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 03:16:42,305 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 03:16:42,331 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 03:16:42,331 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 03:16:42,331 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 03:16:42,332 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 03:16:42,332 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 03:16:42,332 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 03:16:42,332 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 03:16:42,332 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 03:16:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2021-02-24 03:16:42,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-24 03:16:42,375 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:16:42,376 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] [2021-02-24 03:16:42,377 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:16:42,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:16:42,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1555840057, now seen corresponding path program 1 times [2021-02-24 03:16:42,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:16:42,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [400192526] [2021-02-24 03:16:42,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:16:42,486 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:16:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:42,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:42,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:42,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:42,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,406 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:16:43,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:16:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:16:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:16:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:16:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:16:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:16:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-24 03:16:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-24 03:16:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:43,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:43,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:43,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:16:43,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [400192526] [2021-02-24 03:16:43,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:16:43,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-24 03:16:43,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352739077] [2021-02-24 03:16:43,697 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-24 03:16:43,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:16:43,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-24 03:16:43,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-24 03:16:43,714 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 4 states. [2021-02-24 03:16:45,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:16:45,487 INFO L93 Difference]: Finished difference Result 469 states and 555 transitions. [2021-02-24 03:16:45,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-24 03:16:45,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2021-02-24 03:16:45,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:16:45,507 INFO L225 Difference]: With dead ends: 469 [2021-02-24 03:16:45,507 INFO L226 Difference]: Without dead ends: 304 [2021-02-24 03:16:45,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-24 03:16:45,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-02-24 03:16:45,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 254. [2021-02-24 03:16:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2021-02-24 03:16:45,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 274 transitions. [2021-02-24 03:16:45,722 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 274 transitions. Word has length 153 [2021-02-24 03:16:45,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:16:45,723 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 274 transitions. [2021-02-24 03:16:45,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-24 03:16:45,724 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 274 transitions. [2021-02-24 03:16:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-02-24 03:16:45,728 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:16:45,728 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] [2021-02-24 03:16:45,729 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 03:16:45,729 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:16:45,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:16:45,730 INFO L82 PathProgramCache]: Analyzing trace with hash -623517987, now seen corresponding path program 1 times [2021-02-24 03:16:45,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:16:45,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [42015497] [2021-02-24 03:16:45,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:16:45,735 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:16:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:45,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:45,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:45,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:45,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:45,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:45,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,192 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:16:46,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:16:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:16:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:16:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:16:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:16:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:16:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-02-24 03:16:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-02-24 03:16:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:46,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:46,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:16:46,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [42015497] [2021-02-24 03:16:46,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:16:46,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-24 03:16:46,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859050699] [2021-02-24 03:16:46,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-24 03:16:46,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:16:46,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-24 03:16:46,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-24 03:16:46,318 INFO L87 Difference]: Start difference. First operand 254 states and 274 transitions. Second operand 5 states. [2021-02-24 03:16:47,168 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:16:48,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:16:48,359 INFO L93 Difference]: Finished difference Result 384 states and 435 transitions. [2021-02-24 03:16:48,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 03:16:48,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2021-02-24 03:16:48,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:16:48,364 INFO L225 Difference]: With dead ends: 384 [2021-02-24 03:16:48,364 INFO L226 Difference]: Without dead ends: 293 [2021-02-24 03:16:48,366 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 [2021-02-24 03:16:48,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2021-02-24 03:16:48,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 244. [2021-02-24 03:16:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2021-02-24 03:16:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 261 transitions. [2021-02-24 03:16:48,491 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 261 transitions. Word has length 154 [2021-02-24 03:16:48,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:16:48,491 INFO L480 AbstractCegarLoop]: Abstraction has 244 states and 261 transitions. [2021-02-24 03:16:48,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-24 03:16:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 261 transitions. [2021-02-24 03:16:48,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-02-24 03:16:48,494 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:16:48,495 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] [2021-02-24 03:16:48,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 03:16:48,495 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:16:48,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:16:48,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1644836431, now seen corresponding path program 1 times [2021-02-24 03:16:48,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:16:48,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481311968] [2021-02-24 03:16:48,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:16:48,500 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:16:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:48,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:48,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,603 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:48,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:16:48,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,928 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:16:48,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:16:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:48,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:16:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:48,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:16:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:48,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:16:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:48,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:48,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:48,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:16:49,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:16:49,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:16:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:49,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:49,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:16:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:49,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:49,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-24 03:16:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:49,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:49,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-24 03:16:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:49,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:49,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-24 03:16:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:49,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:49,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:16:49,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481311968] [2021-02-24 03:16:49,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:16:49,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-24 03:16:49,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790349805] [2021-02-24 03:16:49,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-24 03:16:49,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:16:49,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-24 03:16:49,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-24 03:16:49,142 INFO L87 Difference]: Start difference. First operand 244 states and 261 transitions. Second operand 11 states. [2021-02-24 03:16:49,817 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:16:50,262 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:16:50,651 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-24 03:16:51,047 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:16:51,433 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:16:51,835 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:16:52,965 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:16:55,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:16:55,453 INFO L93 Difference]: Finished difference Result 659 states and 773 transitions. [2021-02-24 03:16:55,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-24 03:16:55,454 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2021-02-24 03:16:55,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:16:55,459 INFO L225 Difference]: With dead ends: 659 [2021-02-24 03:16:55,459 INFO L226 Difference]: Without dead ends: 535 [2021-02-24 03:16:55,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2021-02-24 03:16:55,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-02-24 03:16:55,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 420. [2021-02-24 03:16:55,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2021-02-24 03:16:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 465 transitions. [2021-02-24 03:16:55,672 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 465 transitions. Word has length 167 [2021-02-24 03:16:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:16:55,673 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 465 transitions. [2021-02-24 03:16:55,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-24 03:16:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 465 transitions. [2021-02-24 03:16:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-02-24 03:16:55,677 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:16:55,677 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] [2021-02-24 03:16:55,677 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 03:16:55,678 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:16:55,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:16:55,678 INFO L82 PathProgramCache]: Analyzing trace with hash 136001514, now seen corresponding path program 1 times [2021-02-24 03:16:55,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:16:55,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443984596] [2021-02-24 03:16:55,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:16:55,683 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:16:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:55,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,819 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:55,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:55,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,189 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:16:56,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:16:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:56,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:16:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:16:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:16:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:16:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:16:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-02-24 03:16:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-02-24 03:16:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:56,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,307 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:16:56,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-02-24 03:16:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:16:56,321 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:16:56,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:16:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:16:56,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443984596] [2021-02-24 03:16:56,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:16:56,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 03:16:56,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254076121] [2021-02-24 03:16:56,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 03:16:56,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:16:56,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 03:16:56,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-24 03:16:56,369 INFO L87 Difference]: Start difference. First operand 420 states and 465 transitions. Second operand 10 states. [2021-02-24 03:16:57,130 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:16:58,773 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:16:59,159 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:16:59,613 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:00,003 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:00,380 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:17:00,752 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:01,119 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:01,664 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:03,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:03,067 INFO L93 Difference]: Finished difference Result 1140 states and 1382 transitions. [2021-02-24 03:17:03,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-24 03:17:03,068 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 172 [2021-02-24 03:17:03,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:03,075 INFO L225 Difference]: With dead ends: 1140 [2021-02-24 03:17:03,075 INFO L226 Difference]: Without dead ends: 840 [2021-02-24 03:17:03,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2021-02-24 03:17:03,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2021-02-24 03:17:03,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 672. [2021-02-24 03:17:03,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2021-02-24 03:17:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 754 transitions. [2021-02-24 03:17:03,365 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 754 transitions. Word has length 172 [2021-02-24 03:17:03,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:03,366 INFO L480 AbstractCegarLoop]: Abstraction has 672 states and 754 transitions. [2021-02-24 03:17:03,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-24 03:17:03,366 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 754 transitions. [2021-02-24 03:17:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-02-24 03:17:03,370 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:03,370 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] [2021-02-24 03:17:03,370 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 03:17:03,370 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:03,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:03,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1665567934, now seen corresponding path program 1 times [2021-02-24 03:17:03,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:03,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1813753822] [2021-02-24 03:17:03,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:03,375 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:17:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,480 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,490 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,807 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:17:03,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:17:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:17:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:17:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:17:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:17:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:17:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-24 03:17:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-24 03:17:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-24 03:17:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-02-24 03:17:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:03,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:03,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:03,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:17:03,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1813753822] [2021-02-24 03:17:03,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:17:03,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-24 03:17:03,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859656562] [2021-02-24 03:17:03,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-24 03:17:03,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:17:03,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-24 03:17:03,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-24 03:17:03,990 INFO L87 Difference]: Start difference. First operand 672 states and 754 transitions. Second operand 11 states. [2021-02-24 03:17:04,686 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:06,363 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:06,714 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:17:07,139 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:07,592 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-24 03:17:07,979 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:08,820 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:09,172 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:09,652 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:11,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:11,010 INFO L93 Difference]: Finished difference Result 1778 states and 2192 transitions. [2021-02-24 03:17:11,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-24 03:17:11,011 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2021-02-24 03:17:11,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:11,020 INFO L225 Difference]: With dead ends: 1778 [2021-02-24 03:17:11,020 INFO L226 Difference]: Without dead ends: 1226 [2021-02-24 03:17:11,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=283, Invalid=773, Unknown=0, NotChecked=0, Total=1056 [2021-02-24 03:17:11,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-02-24 03:17:11,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 938. [2021-02-24 03:17:11,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2021-02-24 03:17:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1060 transitions. [2021-02-24 03:17:11,479 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1060 transitions. Word has length 177 [2021-02-24 03:17:11,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:11,480 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1060 transitions. [2021-02-24 03:17:11,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-24 03:17:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1060 transitions. [2021-02-24 03:17:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-24 03:17:11,484 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:11,484 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] [2021-02-24 03:17:11,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 03:17:11,485 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:11,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:11,486 INFO L82 PathProgramCache]: Analyzing trace with hash -521381499, now seen corresponding path program 1 times [2021-02-24 03:17:11,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:11,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [679692673] [2021-02-24 03:17:11,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:11,489 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:17:11,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,847 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:17:11,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:17:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:17:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:17:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:17:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:17:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:17:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-24 03:17:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:17:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-24 03:17:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:11,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:11,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:17:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:11,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:11,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:11,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:17:12,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,006 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:17:12,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:17:12,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:17:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:12,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:12,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:17:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:12,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:12,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-24 03:17:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:12,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:12,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-24 03:17:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:12,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:12,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:12,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:17:12,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [679692673] [2021-02-24 03:17:12,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:17:12,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-24 03:17:12,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101838166] [2021-02-24 03:17:12,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-24 03:17:12,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:17:12,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-24 03:17:12,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-02-24 03:17:12,124 INFO L87 Difference]: Start difference. First operand 938 states and 1060 transitions. Second operand 12 states. [2021-02-24 03:17:13,827 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:14,213 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:17:14,614 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-24 03:17:15,020 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:15,452 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:17:15,808 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:17,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:17,545 INFO L93 Difference]: Finished difference Result 2403 states and 3012 transitions. [2021-02-24 03:17:17,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-24 03:17:17,546 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 205 [2021-02-24 03:17:17,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:17,557 INFO L225 Difference]: With dead ends: 2403 [2021-02-24 03:17:17,557 INFO L226 Difference]: Without dead ends: 1585 [2021-02-24 03:17:17,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=231, Invalid=581, Unknown=0, NotChecked=0, Total=812 [2021-02-24 03:17:17,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2021-02-24 03:17:17,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 976. [2021-02-24 03:17:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 976 states. [2021-02-24 03:17:17,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1098 transitions. [2021-02-24 03:17:17,960 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1098 transitions. Word has length 205 [2021-02-24 03:17:17,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:17,961 INFO L480 AbstractCegarLoop]: Abstraction has 976 states and 1098 transitions. [2021-02-24 03:17:17,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-24 03:17:17,961 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1098 transitions. [2021-02-24 03:17:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-24 03:17:17,966 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:17,966 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] [2021-02-24 03:17:17,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 03:17:17,966 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:17,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:17,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1661175323, now seen corresponding path program 1 times [2021-02-24 03:17:17,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:17,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [629486508] [2021-02-24 03:17:17,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:17,970 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:17:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,034 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,339 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:17:18,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:17:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:17:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:17:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:17:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,385 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:17:18,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 03:17:18,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:17:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:17:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-24 03:17:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:17:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-24 03:17:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:17:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,498 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:17:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:18,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:17:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-24 03:17:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-24 03:17:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:18,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:18,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:17:18,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [629486508] [2021-02-24 03:17:18,683 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:17:18,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-02-24 03:17:18,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598585340] [2021-02-24 03:17:18,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-24 03:17:18,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:17:18,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-24 03:17:18,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-02-24 03:17:18,687 INFO L87 Difference]: Start difference. First operand 976 states and 1098 transitions. Second operand 15 states. [2021-02-24 03:17:19,496 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-24 03:17:19,871 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-24 03:17:20,238 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:20,609 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:17:20,954 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:22,169 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:22,539 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:17:22,953 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:23,370 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-24 03:17:23,735 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-24 03:17:26,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:26,479 INFO L93 Difference]: Finished difference Result 2485 states and 3150 transitions. [2021-02-24 03:17:26,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-02-24 03:17:26,485 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 205 [2021-02-24 03:17:26,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:26,503 INFO L225 Difference]: With dead ends: 2485 [2021-02-24 03:17:26,503 INFO L226 Difference]: Without dead ends: 1629 [2021-02-24 03:17:26,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=314, Invalid=946, Unknown=0, NotChecked=0, Total=1260 [2021-02-24 03:17:26,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2021-02-24 03:17:26,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1000. [2021-02-24 03:17:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2021-02-24 03:17:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1122 transitions. [2021-02-24 03:17:26,937 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1122 transitions. Word has length 205 [2021-02-24 03:17:26,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:26,938 INFO L480 AbstractCegarLoop]: Abstraction has 1000 states and 1122 transitions. [2021-02-24 03:17:26,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-02-24 03:17:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1122 transitions. [2021-02-24 03:17:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-24 03:17:26,941 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:26,941 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] [2021-02-24 03:17:26,941 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-24 03:17:26,942 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:26,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:26,942 INFO L82 PathProgramCache]: Analyzing trace with hash 502669282, now seen corresponding path program 1 times [2021-02-24 03:17:26,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:26,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187964388] [2021-02-24 03:17:26,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:26,945 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:17:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,006 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:27,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:27,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,010 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:27,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:27,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:17:27,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,326 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:17:27,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:17:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 03:17:27,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:17:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:17:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:17:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:17:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:17:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-24 03:17:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-24 03:17:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-24 03:17:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:27,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:17:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:17:27,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:17:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 03:17:27,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:17:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-24 03:17:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-24 03:17:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:27,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:27,488 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:17:27,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187964388] [2021-02-24 03:17:27,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:17:27,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-24 03:17:27,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399842] [2021-02-24 03:17:27,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-24 03:17:27,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:17:27,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-24 03:17:27,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-02-24 03:17:27,540 INFO L87 Difference]: Start difference. First operand 1000 states and 1122 transitions. Second operand 9 states. [2021-02-24 03:17:28,219 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:29,031 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:34,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:34,572 INFO L93 Difference]: Finished difference Result 4020 states and 5138 transitions. [2021-02-24 03:17:34,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-24 03:17:34,572 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2021-02-24 03:17:34,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:34,598 INFO L225 Difference]: With dead ends: 4020 [2021-02-24 03:17:34,598 INFO L226 Difference]: Without dead ends: 3140 [2021-02-24 03:17:34,603 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 40 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=338, Invalid=1302, Unknown=0, NotChecked=0, Total=1640 [2021-02-24 03:17:34,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3140 states. [2021-02-24 03:17:35,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3140 to 2152. [2021-02-24 03:17:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2152 states. [2021-02-24 03:17:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 2448 transitions. [2021-02-24 03:17:35,784 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 2448 transitions. Word has length 205 [2021-02-24 03:17:35,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:35,784 INFO L480 AbstractCegarLoop]: Abstraction has 2152 states and 2448 transitions. [2021-02-24 03:17:35,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-24 03:17:35,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2448 transitions. [2021-02-24 03:17:35,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-02-24 03:17:35,788 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:35,789 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, 1, 1, 1, 1] [2021-02-24 03:17:35,789 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-24 03:17:35,789 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:35,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:35,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1625851260, now seen corresponding path program 1 times [2021-02-24 03:17:35,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:35,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [506539159] [2021-02-24 03:17:35,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:35,793 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 03:17:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:35,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:35,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:35,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:35,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:35,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:35,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:35,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,201 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-24 03:17:36,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 03:17:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-24 03:17:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-24 03:17:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-24 03:17:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-24 03:17:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-24 03:17:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 03:17:36,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-24 03:17:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-02-24 03:17:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-24 03:17:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,307 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-02-24 03:17:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,322 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 03:17:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 03:17:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-24 03:17:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-02-24 03:17:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-02-24 03:17:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 03:17:36,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:36,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 03:17:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 03:17:36,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [506539159] [2021-02-24 03:17:36,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 03:17:36,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-24 03:17:36,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69555123] [2021-02-24 03:17:36,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-24 03:17:36,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 03:17:36,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-24 03:17:36,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-02-24 03:17:36,374 INFO L87 Difference]: Start difference. First operand 2152 states and 2448 transitions. Second operand 9 states. [2021-02-24 03:17:37,040 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-24 03:17:43,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 03:17:43,315 INFO L93 Difference]: Finished difference Result 4987 states and 6478 transitions. [2021-02-24 03:17:43,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-24 03:17:43,316 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 210 [2021-02-24 03:17:43,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 03:17:43,349 INFO L225 Difference]: With dead ends: 4987 [2021-02-24 03:17:43,349 INFO L226 Difference]: Without dead ends: 4984 [2021-02-24 03:17:43,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=373, Invalid=1267, Unknown=0, NotChecked=0, Total=1640 [2021-02-24 03:17:43,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4984 states. [2021-02-24 03:17:44,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4984 to 3381. [2021-02-24 03:17:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3381 states. [2021-02-24 03:17:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 3934 transitions. [2021-02-24 03:17:44,896 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 3934 transitions. Word has length 210 [2021-02-24 03:17:44,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 03:17:44,897 INFO L480 AbstractCegarLoop]: Abstraction has 3381 states and 3934 transitions. [2021-02-24 03:17:44,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-24 03:17:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3934 transitions. [2021-02-24 03:17:44,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-02-24 03:17:44,908 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 03:17:44,909 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, 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] [2021-02-24 03:17:44,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-24 03:17:44,909 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 03:17:44,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 03:17:44,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1877792148, now seen corresponding path program 1 times [2021-02-24 03:17:44,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 03:17:44,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1556224228] [2021-02-24 03:17:44,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 03:17:44,987 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-02-24 03:17:45,015 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,015 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,025 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,026 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,033 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,069 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,074 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,078 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,084 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,092 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,097 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,103 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,164 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:45,166 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:45,170 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,173 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,177 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,183 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,188 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,194 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,253 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:45,255 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:45,258 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,260 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,262 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,263 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,265 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,265 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,268 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,269 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,272 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,274 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,276 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,277 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,279 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,280 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,282 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,284 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,286 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,288 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,291 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,297 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,300 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,306 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,361 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.1 percent of original size [2021-02-24 03:17:45,366 INFO L723 QuantifierPusher]: Distributing 12 disjuncts over 3 conjuncts [2021-02-24 03:17:45,373 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:45,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 03:17:45,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 03:17:45,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-02-24 03:17:45,388 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.1 percent of original size 49 [2021-02-24 03:17:45,394 WARN L141 QuantifierPusher]: treesize reduction 14, result has 90.9 percent of original size [2021-02-24 03:17:45,400 WARN L147 QuantifierPusher]: treesize reduction 14, result has 90.9 percent of original size 140 [2021-02-24 03:17:45,403 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,404 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,406 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,407 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,409 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,410 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,413 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,415 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,417 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,417 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,420 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,420 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,422 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,424 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,426 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,428 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,430 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,431 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,433 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,434 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,436 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,437 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,440 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,442 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,444 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,444 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,447 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,447 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,449 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,451 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,453 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,455 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,457 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,458 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,460 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,461 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,463 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,464 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,467 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,468 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,471 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,471 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,474 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,474 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,476 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,477 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,480 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,481 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,484 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,484 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,487 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,487 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,490 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,491 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,493 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,495 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,497 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,497 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,500 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,500 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,503 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,504 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,506 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,508 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,510 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,510 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,513 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,513 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,515 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,517 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,519 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,521 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,523 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,523 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,526 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,526 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,528 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,530 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,532 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,535 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,538 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,538 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,541 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,542 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,544 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,546 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,548 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,550 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,552 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,552 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,555 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,555 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,558 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,559 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,561 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,563 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,565 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,566 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,568 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,569 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,571 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,572 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,574 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,576 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,578 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,578 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,581 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,581 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,583 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,584 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,586 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,588 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,590 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,590 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,593 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,593 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,595 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,597 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,599 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,601 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,603 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,603 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,605 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,606 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,608 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,609 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,611 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,613 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,615 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,616 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,618 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,618 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,620 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,622 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,624 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,626 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,629 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,633 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,636 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,641 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,700 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:45,702 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:45,704 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,706 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,708 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,709 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,711 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,711 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,713 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,715 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,717 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,718 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,721 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,721 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,724 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,724 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,726 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,728 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,730 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,732 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,734 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,734 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,737 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,737 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,739 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,741 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,743 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,744 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,747 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,747 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,749 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,750 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,752 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,753 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,755 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,756 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,758 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,758 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,760 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,761 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,763 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,764 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,766 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,767 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,769 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,770 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,771 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,772 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,774 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,775 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,777 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,778 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,780 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,780 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,782 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,782 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,784 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,786 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,788 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,789 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,791 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,795 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,798 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,802 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,854 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:45,856 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:45,858 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,859 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,861 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,861 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,863 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,863 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,865 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,866 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,868 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,870 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,871 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,872 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,873 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,874 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,876 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,877 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,878 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,880 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,881 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,882 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,884 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,884 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,886 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,887 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,889 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,890 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,892 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,896 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,898 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,902 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,954 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:45,956 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:45,958 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,959 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,960 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,961 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,962 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,962 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,964 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,965 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,967 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,968 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,970 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,970 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,971 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:45,972 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:45,974 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:45,975 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:45,976 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:45,977 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:45,979 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,983 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:45,986 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:45,989 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:46,041 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:46,042 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:46,044 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,045 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,046 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,046 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,048 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,048 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,050 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,051 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,053 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,054 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,055 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,056 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,057 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,057 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,059 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,060 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,062 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,063 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,065 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,065 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,067 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,067 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,071 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,073 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,074 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,075 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,077 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,077 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,079 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,079 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,081 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,082 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,084 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,085 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,087 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,087 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,089 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,089 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,091 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,092 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,094 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,095 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,097 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,097 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,099 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,099 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,101 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,103 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,104 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,106 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,107 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,108 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,109 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,110 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,112 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,113 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,115 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,116 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,118 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,118 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,120 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,120 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,122 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,123 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,125 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,126 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,128 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,128 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,130 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,130 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,132 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,133 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,137 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,138 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,139 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,140 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,142 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,142 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,144 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,145 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,146 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,147 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,149 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,149 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,151 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,151 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,153 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,154 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,156 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,157 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,159 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,159 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,161 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,161 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,163 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,164 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,166 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,167 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,168 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,169 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,170 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,171 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,172 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,173 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,175 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,176 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,178 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,178 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,180 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,180 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,182 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,183 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,185 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,187 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,188 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,188 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,190 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,190 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,192 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,193 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,195 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,196 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,198 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,198 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,200 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,201 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,202 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,203 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,205 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,206 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,207 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,207 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,209 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,209 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,211 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,212 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,213 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,214 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,216 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:46,220 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:46,223 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-24 03:17:46,226 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-24 03:17:46,282 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-24 03:17:46,283 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-24 03:17:46,285 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,286 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,288 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,288 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,290 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,290 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,292 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,293 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,295 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,296 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,297 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,298 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,299 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,300 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,301 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,303 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,305 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,306 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,309 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,309 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,311 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,313 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,314 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,316 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,318 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,319 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,321 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,321 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,323 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,323 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,326 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,328 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,330 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,331 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,332 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,333 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,334 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,335 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,337 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,338 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,339 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,341 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,342 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,342 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,344 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,344 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,347 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,350 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,352 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,353 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,355 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,355 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,357 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-24 03:17:46,357 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-24 03:17:46,359 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 03:17:46,360 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 03:17:46,361 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-24 03:17:46,362 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-24 03:17:46,363 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 03:17:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 03:17:49,460 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 03:17:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 03:17:52,046 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 03:17:52,347 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-24 03:17:52,348 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-24 03:17:52,349 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-24 03:17:52,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 03:17:52 BoogieIcfgContainer [2021-02-24 03:17:52,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 03:17:52,380 INFO L168 Benchmark]: Toolchain (without parser) took 72623.34 ms. Allocated memory was 162.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 137.3 MB in the beginning and 751.8 MB in the end (delta: -614.5 MB). Peak memory consumption was 808.1 MB. Max. memory is 8.0 GB. [2021-02-24 03:17:52,380 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory is still 136.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 03:17:52,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.68 ms. Allocated memory is still 162.5 MB. Free memory was 136.3 MB in the beginning and 115.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-24 03:17:52,380 INFO L168 Benchmark]: Boogie Preprocessor took 163.83 ms. Allocated memory is still 162.5 MB. Free memory was 115.7 MB in the beginning and 111.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-24 03:17:52,380 INFO L168 Benchmark]: RCFGBuilder took 1668.49 ms. Allocated memory was 162.5 MB in the beginning and 196.1 MB in the end (delta: 33.6 MB). Free memory was 111.7 MB in the beginning and 146.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 40.8 MB. Max. memory is 8.0 GB. [2021-02-24 03:17:52,381 INFO L168 Benchmark]: TraceAbstraction took 70113.59 ms. Allocated memory was 196.1 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 145.5 MB in the beginning and 751.8 MB in the end (delta: -606.4 MB). Peak memory consumption was 782.0 MB. Max. memory is 8.0 GB. [2021-02-24 03:17:52,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory is still 136.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 652.68 ms. Allocated memory is still 162.5 MB. Free memory was 136.3 MB in the beginning and 115.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 163.83 ms. Allocated memory is still 162.5 MB. Free memory was 115.7 MB in the beginning and 111.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1668.49 ms. Allocated memory was 162.5 MB in the beginning and 196.1 MB in the end (delta: 33.6 MB). Free memory was 111.7 MB in the beginning and 146.0 MB in the end (delta: -34.3 MB). Peak memory consumption was 40.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 70113.59 ms. Allocated memory was 196.1 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 145.5 MB in the beginning and 751.8 MB in the end (delta: -606.4 MB). Peak memory consumption was 782.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 902]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L312] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L547] int cleanupTimeShifts = 4; [L653] int pumpRunning = 0; [L654] int systemActive = 1; [L907] int methAndRunningLastTime ; [L625] int retValue_acc ; [L626] int tmp ; [L630] FCALL select_helpers() [L631] FCALL select_features() [L632] CALL, EXPR valid_product() [L538] int retValue_acc ; [L541] retValue_acc = 1 [L542] return (retValue_acc); [L632] RET, EXPR valid_product() [L632] tmp = valid_product() [L634] COND TRUE \read(tmp) [L636] FCALL setup() [L637] CALL runTest() [L618] CALL __utac_acc__Specification2_spec__1() [L912] methAndRunningLastTime = 0 [L618] RET __utac_acc__Specification2_spec__1() [L619] CALL test() [L830] int splverifierCounter ; [L831] int tmp ; [L832] int tmp___0 ; [L833] int tmp___1 ; [L834] int tmp___2 ; [L837] splverifierCounter = 0 [L839] COND TRUE 1 [L841] COND TRUE splverifierCounter < 4 [L847] tmp = __VERIFIER_nondet_int() [L849] COND TRUE \read(tmp) [L851] CALL waterRise() [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L851] RET waterRise() [L857] tmp___0 = __VERIFIER_nondet_int() [L859] COND TRUE \read(tmp___0) [L861] CALL changeMethaneLevel() [L79] COND FALSE !(\read(methaneLevelCritical)) [L82] methaneLevelCritical = 1 [L861] RET changeMethaneLevel() [L867] tmp___2 = __VERIFIER_nondet_int() [L869] COND TRUE \read(tmp___2) [L871] CALL startSystem() [L824] systemActive = 1 [L871] RET startSystem() [L886] CALL timeShift() [L661] COND FALSE !(\read(pumpRunning)) [L668] COND TRUE \read(systemActive) [L670] CALL processEnvironment() [L690] int tmp ; [L693] COND TRUE ! pumpRunning [L695] CALL, EXPR isHighWaterLevel() [L787] int retValue_acc ; [L788] int tmp ; [L789] int tmp___0 ; [L793] CALL, EXPR isHighWaterSensorDry() [L129] int retValue_acc ; [L132] COND FALSE !(waterLevel < 2) [L136] retValue_acc = 0 [L137] return (retValue_acc); [L793] RET, EXPR isHighWaterSensorDry() [L793] tmp = isHighWaterSensorDry() [L795] COND FALSE !(\read(tmp)) [L798] tmp___0 = 1 [L800] retValue_acc = tmp___0 [L801] return (retValue_acc); [L695] RET, EXPR isHighWaterLevel() [L695] tmp = isHighWaterLevel() [L697] COND TRUE \read(tmp) [L699] CALL activatePump() [L718] pumpRunning = 1 [L699] RET activatePump() [L670] RET processEnvironment() [L676] CALL __utac_acc__Specification2_spec__2() [L917] int tmp ; [L918] int tmp___0 ; [L922] CALL, EXPR isMethaneLevelCritical() [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L922] RET, EXPR isMethaneLevelCritical() [L922] tmp = isMethaneLevelCritical() [L924] COND TRUE \read(tmp) [L926] CALL, EXPR isPumpRunning() [L742] int retValue_acc ; [L745] retValue_acc = pumpRunning [L746] return (retValue_acc); [L926] RET, EXPR isPumpRunning() [L926] tmp___0 = isPumpRunning() [L928] COND TRUE \read(tmp___0) [L929] COND FALSE !(\read(methAndRunningLastTime)) [L934] methAndRunningLastTime = 1 [L676] RET __utac_acc__Specification2_spec__2() [L886] RET timeShift() [L839] COND TRUE 1 [L841] COND TRUE splverifierCounter < 4 [L847] tmp = __VERIFIER_nondet_int() [L849] COND FALSE !(\read(tmp)) [L857] tmp___0 = __VERIFIER_nondet_int() [L859] COND FALSE !(\read(tmp___0)) [L867] tmp___2 = __VERIFIER_nondet_int() [L869] COND TRUE \read(tmp___2) [L871] CALL startSystem() [L824] systemActive = 1 [L871] RET startSystem() [L886] CALL timeShift() [L661] COND TRUE \read(pumpRunning) [L663] CALL lowerWaterLevel() [L55] COND TRUE waterLevel > 0 [L56] waterLevel = waterLevel - 1 [L663] RET lowerWaterLevel() [L668] COND TRUE \read(systemActive) [L670] CALL processEnvironment() [L690] int tmp ; [L693] COND FALSE !(! pumpRunning) [L708] FCALL processEnvironment__wrappee__base() [L670] RET processEnvironment() [L676] CALL __utac_acc__Specification2_spec__2() [L917] int tmp ; [L918] int tmp___0 ; [L922] CALL, EXPR isMethaneLevelCritical() [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L922] RET, EXPR isMethaneLevelCritical() [L922] tmp = isMethaneLevelCritical() [L924] COND TRUE \read(tmp) [L926] CALL, EXPR isPumpRunning() [L742] int retValue_acc ; [L745] retValue_acc = pumpRunning [L746] return (retValue_acc); [L926] RET, EXPR isPumpRunning() [L926] tmp___0 = isPumpRunning() [L928] COND TRUE \read(tmp___0) [L929] COND TRUE \read(methAndRunningLastTime) [L931] CALL __automaton_fail() [L902] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 634 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 70.0s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 51.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2200 SDtfs, 7428 SDslu, 5101 SDs, 0 SdLazy, 10387 SolverSat, 2401 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 259 SyntacticMatches, 2 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1794 ImplicationChecksByTransitivity, 21.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3381occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 4499 StatesRemovedByMinimization, 9 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...