/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-b7b32d2 [2021-02-22 00:51:31,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:51:31,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:51:31,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 00:51:31,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 00:51:31,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 00:51:31,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 00:51:31,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 00:51:31,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 00:51:31,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 00:51:31,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 00:51:31,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 00:51:31,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:51:31,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:51:31,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:51:31,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:51:31,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:51:31,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:51:31,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:51:31,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:51:31,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:51:31,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:51:31,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:51:31,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:51:31,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 00:51:31,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:51:31,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:51:31,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:51:31,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 00:51:31,874 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:51:31,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:51:31,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:51:31,878 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 00:51:31,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:51:31,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 00:51:31,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:51:31,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:51:31,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:51:31,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:51:31,882 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 00:51:31,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:51:31,882 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:51:31,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:51:31,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:51:31,883 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:51:31,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:51:31,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:51:31,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:51:31,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:51:31,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:51:31,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:51:31,885 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 00:51:31,885 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 00:51:32,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:51:32,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:51:32,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:51:32,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:51:32,318 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:51:32,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product36.cil.c [2021-02-22 00:51:32,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c4d7ac5/2fada09e916947f7866313170ef0fd0b/FLAG55494789d [2021-02-22 00:51:33,167 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:51:33,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product36.cil.c [2021-02-22 00:51:33,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c4d7ac5/2fada09e916947f7866313170ef0fd0b/FLAG55494789d [2021-02-22 00:51:33,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5c4d7ac5/2fada09e916947f7866313170ef0fd0b [2021-02-22 00:51:33,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:51:33,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:51:33,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:51:33,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:51:33,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:51:33,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:51:33" (1/1) ... [2021-02-22 00:51:33,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48302281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:33, skipping insertion in model container [2021-02-22 00:51:33,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:51:33" (1/1) ... [2021-02-22 00:51:33,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:51:33,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:51:33,982 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] [2021-02-22 00:51:33,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:51:34,011 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:51:34,146 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] [2021-02-22 00:51:34,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:51:34,193 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:51:34,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34 WrapperNode [2021-02-22 00:51:34,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:51:34,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:51:34,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:51:34,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:51:34,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... [2021-02-22 00:51:34,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:51:34,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:51:34,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:51:34,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:51:34,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:51:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:51:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:51:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-22 00:51:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:51:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-22 00:51:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-22 00:51:34,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-22 00:51:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-22 00:51:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-22 00:51:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-22 00:51:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-22 00:51:34,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-22 00:51:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-22 00:51:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-22 00:51:34,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:51:34,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-22 00:51:34,437 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-22 00:51:34,438 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 00:51:34,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-22 00:51:34,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-22 00:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-22 00:51:34,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-22 00:51:34,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:51:34,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:51:34,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:51:35,592 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:51:35,592 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-22 00:51:35,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:51:35 BoogieIcfgContainer [2021-02-22 00:51:35,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:51:35,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:51:35,601 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:51:35,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:51:35,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:51:33" (1/3) ... [2021-02-22 00:51:35,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb5a7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:51:35, skipping insertion in model container [2021-02-22 00:51:35,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:51:34" (2/3) ... [2021-02-22 00:51:35,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb5a7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:51:35, skipping insertion in model container [2021-02-22 00:51:35,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:51:35" (3/3) ... [2021-02-22 00:51:35,609 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product36.cil.c [2021-02-22 00:51:35,616 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:51:35,622 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 00:51:35,642 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 00:51:35,677 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 00:51:35,678 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 00:51:35,678 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 00:51:35,679 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 00:51:35,679 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 00:51:35,680 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 00:51:35,680 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 00:51:35,680 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 00:51:35,717 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2021-02-22 00:51:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-22 00:51:35,737 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:35,738 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:35,738 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:35,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:35,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1555840057, now seen corresponding path program 1 times [2021-02-22 00:51:35,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:35,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [50811609] [2021-02-22 00:51:35,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:35,827 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,543 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:36,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-22 00:51:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:36,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:36,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:36,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [50811609] [2021-02-22 00:51:36,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:36,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 00:51:36,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242279550] [2021-02-22 00:51:36,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 00:51:36,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:36,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 00:51:36,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:51:36,936 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 4 states. [2021-02-22 00:51:38,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:38,560 INFO L93 Difference]: Finished difference Result 469 states and 555 transitions. [2021-02-22 00:51:38,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-22 00:51:38,562 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2021-02-22 00:51:38,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:38,579 INFO L225 Difference]: With dead ends: 469 [2021-02-22 00:51:38,579 INFO L226 Difference]: Without dead ends: 304 [2021-02-22 00:51:38,584 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:51:38,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-02-22 00:51:38,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 254. [2021-02-22 00:51:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2021-02-22 00:51:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 274 transitions. [2021-02-22 00:51:38,779 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 274 transitions. Word has length 153 [2021-02-22 00:51:38,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:38,781 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 274 transitions. [2021-02-22 00:51:38,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 00:51:38,781 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 274 transitions. [2021-02-22 00:51:38,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-02-22 00:51:38,786 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:38,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:38,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 00:51:38,787 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:38,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:38,788 INFO L82 PathProgramCache]: Analyzing trace with hash -623517987, now seen corresponding path program 1 times [2021-02-22 00:51:38,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:38,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [98494536] [2021-02-22 00:51:38,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:38,793 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:38,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:38,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:38,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:38,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:38,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:38,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,268 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:39,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,339 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-02-22 00:51:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-02-22 00:51:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:39,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [98494536] [2021-02-22 00:51:39,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:39,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-22 00:51:39,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130444502] [2021-02-22 00:51:39,448 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-22 00:51:39,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:39,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-22 00:51:39,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-22 00:51:39,449 INFO L87 Difference]: Start difference. First operand 254 states and 274 transitions. Second operand 5 states. [2021-02-22 00:51:40,217 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:41,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:41,290 INFO L93 Difference]: Finished difference Result 384 states and 435 transitions. [2021-02-22 00:51:41,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 00:51:41,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2021-02-22 00:51:41,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:41,295 INFO L225 Difference]: With dead ends: 384 [2021-02-22 00:51:41,295 INFO L226 Difference]: Without dead ends: 293 [2021-02-22 00:51:41,297 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-22 00:51:41,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2021-02-22 00:51:41,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 244. [2021-02-22 00:51:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2021-02-22 00:51:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 261 transitions. [2021-02-22 00:51:41,412 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 261 transitions. Word has length 154 [2021-02-22 00:51:41,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:41,413 INFO L480 AbstractCegarLoop]: Abstraction has 244 states and 261 transitions. [2021-02-22 00:51:41,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-22 00:51:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 261 transitions. [2021-02-22 00:51:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-02-22 00:51:41,416 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:41,416 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] [2021-02-22 00:51:41,417 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 00:51:41,417 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:41,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:41,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1644836431, now seen corresponding path program 1 times [2021-02-22 00:51:41,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:41,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [864437554] [2021-02-22 00:51:41,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:41,422 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:41,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:41,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:41,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,536 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,865 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:41,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:41,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:41,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:41,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-22 00:51:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:41,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:41,997 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:42,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-22 00:51:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:42,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:42,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:42,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-22 00:51:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:42,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:42,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:42,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [864437554] [2021-02-22 00:51:42,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:42,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:51:42,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258526513] [2021-02-22 00:51:42,096 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:51:42,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:42,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:51:42,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:51:42,097 INFO L87 Difference]: Start difference. First operand 244 states and 261 transitions. Second operand 11 states. [2021-02-22 00:51:42,853 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:43,299 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:43,672 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-22 00:51:44,079 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:44,469 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:44,870 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:45,995 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:48,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:48,465 INFO L93 Difference]: Finished difference Result 659 states and 773 transitions. [2021-02-22 00:51:48,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-22 00:51:48,466 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2021-02-22 00:51:48,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:48,472 INFO L225 Difference]: With dead ends: 659 [2021-02-22 00:51:48,473 INFO L226 Difference]: Without dead ends: 535 [2021-02-22 00:51:48,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2021-02-22 00:51:48,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-02-22 00:51:48,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 420. [2021-02-22 00:51:48,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2021-02-22 00:51:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 465 transitions. [2021-02-22 00:51:48,709 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 465 transitions. Word has length 167 [2021-02-22 00:51:48,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:48,710 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 465 transitions. [2021-02-22 00:51:48,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:51:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 465 transitions. [2021-02-22 00:51:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-02-22 00:51:48,714 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:48,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:48,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-22 00:51:48,715 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:48,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:48,716 INFO L82 PathProgramCache]: Analyzing trace with hash 136001514, now seen corresponding path program 1 times [2021-02-22 00:51:48,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:48,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1987550758] [2021-02-22 00:51:48,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:48,720 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,821 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,831 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,832 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,162 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:49,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-02-22 00:51:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-02-22 00:51:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:49,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-02-22 00:51:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:49,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:49,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:49,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1987550758] [2021-02-22 00:51:49,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:49,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-22 00:51:49,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055630420] [2021-02-22 00:51:49,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-22 00:51:49,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:49,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-22 00:51:49,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-22 00:51:49,338 INFO L87 Difference]: Start difference. First operand 420 states and 465 transitions. Second operand 10 states. [2021-02-22 00:51:50,092 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:51,674 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:52,060 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:52,508 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:52,904 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:53,254 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:53,655 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:54,054 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:54,661 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:56,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:56,226 INFO L93 Difference]: Finished difference Result 1140 states and 1382 transitions. [2021-02-22 00:51:56,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-22 00:51:56,227 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 172 [2021-02-22 00:51:56,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:56,241 INFO L225 Difference]: With dead ends: 1140 [2021-02-22 00:51:56,241 INFO L226 Difference]: Without dead ends: 840 [2021-02-22 00:51:56,245 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 [2021-02-22 00:51:56,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2021-02-22 00:51:56,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 672. [2021-02-22 00:51:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2021-02-22 00:51:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 754 transitions. [2021-02-22 00:51:56,562 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 754 transitions. Word has length 172 [2021-02-22 00:51:56,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:56,562 INFO L480 AbstractCegarLoop]: Abstraction has 672 states and 754 transitions. [2021-02-22 00:51:56,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-22 00:51:56,563 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 754 transitions. [2021-02-22 00:51:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-02-22 00:51:56,566 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:56,566 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:56,567 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 00:51:56,567 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:56,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:56,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1665567934, now seen corresponding path program 1 times [2021-02-22 00:51:56,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:56,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1710783933] [2021-02-22 00:51:56,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:56,574 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:56,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,705 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:56,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:56,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,044 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:57,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,112 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-22 00:51:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:57,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-02-22 00:51:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-02-22 00:51:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:57,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:57,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:57,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:57,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:57,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1710783933] [2021-02-22 00:51:57,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:57,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:51:57,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339646642] [2021-02-22 00:51:57,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:51:57,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:57,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:51:57,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:51:57,241 INFO L87 Difference]: Start difference. First operand 672 states and 754 transitions. Second operand 11 states. [2021-02-22 00:51:57,945 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:59,716 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:00,128 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:52:00,599 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:01,084 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:52:01,507 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:02,393 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:02,771 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:03,303 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:04,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:04,679 INFO L93 Difference]: Finished difference Result 1778 states and 2192 transitions. [2021-02-22 00:52:04,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-22 00:52:04,680 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2021-02-22 00:52:04,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:04,689 INFO L225 Difference]: With dead ends: 1778 [2021-02-22 00:52:04,689 INFO L226 Difference]: Without dead ends: 1226 [2021-02-22 00:52:04,692 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=283, Invalid=773, Unknown=0, NotChecked=0, Total=1056 [2021-02-22 00:52:04,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-02-22 00:52:05,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 938. [2021-02-22 00:52:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2021-02-22 00:52:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1060 transitions. [2021-02-22 00:52:05,141 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1060 transitions. Word has length 177 [2021-02-22 00:52:05,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:05,142 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1060 transitions. [2021-02-22 00:52:05,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:52:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1060 transitions. [2021-02-22 00:52:05,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-22 00:52:05,156 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:05,156 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] [2021-02-22 00:52:05,157 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-22 00:52:05,157 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:05,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:05,158 INFO L82 PathProgramCache]: Analyzing trace with hash -521381499, now seen corresponding path program 1 times [2021-02-22 00:52:05,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:05,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1053503251] [2021-02-22 00:52:05,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:05,166 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,541 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:05,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-22 00:52:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,650 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-22 00:52:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:05,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:05,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:05,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:05,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:05,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-22 00:52:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-22 00:52:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:05,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:05,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:05,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:05,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1053503251] [2021-02-22 00:52:05,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:05,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-22 00:52:05,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053120512] [2021-02-22 00:52:05,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-22 00:52:05,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:05,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-22 00:52:05,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-02-22 00:52:05,799 INFO L87 Difference]: Start difference. First operand 938 states and 1060 transitions. Second operand 12 states. [2021-02-22 00:52:07,561 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:07,964 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:52:08,379 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-22 00:52:08,817 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:09,262 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:09,627 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:11,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:11,318 INFO L93 Difference]: Finished difference Result 2403 states and 3012 transitions. [2021-02-22 00:52:11,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-22 00:52:11,319 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 205 [2021-02-22 00:52:11,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:11,331 INFO L225 Difference]: With dead ends: 2403 [2021-02-22 00:52:11,331 INFO L226 Difference]: Without dead ends: 1585 [2021-02-22 00:52:11,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=231, Invalid=581, Unknown=0, NotChecked=0, Total=812 [2021-02-22 00:52:11,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1585 states. [2021-02-22 00:52:11,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1585 to 976. [2021-02-22 00:52:11,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 976 states. [2021-02-22 00:52:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1098 transitions. [2021-02-22 00:52:11,785 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1098 transitions. Word has length 205 [2021-02-22 00:52:11,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:11,786 INFO L480 AbstractCegarLoop]: Abstraction has 976 states and 1098 transitions. [2021-02-22 00:52:11,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-22 00:52:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1098 transitions. [2021-02-22 00:52:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-22 00:52:11,791 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:11,791 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] [2021-02-22 00:52:11,792 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-22 00:52:11,792 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:11,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:11,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1661175323, now seen corresponding path program 1 times [2021-02-22 00:52:11,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:11,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263006295] [2021-02-22 00:52:11,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:11,796 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:11,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:11,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:11,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:11,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:11,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:11,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:11,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:11,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:11,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:11,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,194 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:12,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:12,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:52:12,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-22 00:52:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-22 00:52:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:12,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:12,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:12,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:12,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-22 00:52:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-22 00:52:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:12,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:12,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:12,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263006295] [2021-02-22 00:52:12,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:12,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-02-22 00:52:12,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368484222] [2021-02-22 00:52:12,495 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-22 00:52:12,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:12,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-22 00:52:12,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-02-22 00:52:12,496 INFO L87 Difference]: Start difference. First operand 976 states and 1098 transitions. Second operand 15 states. [2021-02-22 00:52:13,301 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:52:13,718 WARN L202 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:52:14,126 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:14,530 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:14,897 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:16,143 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:16,511 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:16,913 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:17,348 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:52:17,720 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:52:20,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:20,421 INFO L93 Difference]: Finished difference Result 2485 states and 3150 transitions. [2021-02-22 00:52:20,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-02-22 00:52:20,421 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 205 [2021-02-22 00:52:20,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:20,436 INFO L225 Difference]: With dead ends: 2485 [2021-02-22 00:52:20,436 INFO L226 Difference]: Without dead ends: 1629 [2021-02-22 00:52:20,441 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=314, Invalid=946, Unknown=0, NotChecked=0, Total=1260 [2021-02-22 00:52:20,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2021-02-22 00:52:20,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1000. [2021-02-22 00:52:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2021-02-22 00:52:20,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1122 transitions. [2021-02-22 00:52:20,940 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1122 transitions. Word has length 205 [2021-02-22 00:52:20,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:20,941 INFO L480 AbstractCegarLoop]: Abstraction has 1000 states and 1122 transitions. [2021-02-22 00:52:20,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-02-22 00:52:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1122 transitions. [2021-02-22 00:52:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-02-22 00:52:20,947 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:20,947 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] [2021-02-22 00:52:20,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-22 00:52:20,948 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:20,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:20,948 INFO L82 PathProgramCache]: Analyzing trace with hash 502669282, now seen corresponding path program 1 times [2021-02-22 00:52:20,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:20,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [380051908] [2021-02-22 00:52:20,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:20,952 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:52:21,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,343 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:21,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:52:21,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-22 00:52:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-02-22 00:52:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:21,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:21,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,486 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:21,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-22 00:52:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-02-22 00:52:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:21,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:21,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:21,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [380051908] [2021-02-22 00:52:21,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:21,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-22 00:52:21,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787409614] [2021-02-22 00:52:21,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-22 00:52:21,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:21,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-22 00:52:21,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-02-22 00:52:21,542 INFO L87 Difference]: Start difference. First operand 1000 states and 1122 transitions. Second operand 9 states. [2021-02-22 00:52:22,276 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:23,046 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:28,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:28,602 INFO L93 Difference]: Finished difference Result 4020 states and 5138 transitions. [2021-02-22 00:52:28,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-22 00:52:28,602 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2021-02-22 00:52:28,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:28,623 INFO L225 Difference]: With dead ends: 4020 [2021-02-22 00:52:28,623 INFO L226 Difference]: Without dead ends: 3140 [2021-02-22 00:52:28,629 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 [2021-02-22 00:52:28,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3140 states. [2021-02-22 00:52:29,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3140 to 2152. [2021-02-22 00:52:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2152 states. [2021-02-22 00:52:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 2448 transitions. [2021-02-22 00:52:29,803 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 2448 transitions. Word has length 205 [2021-02-22 00:52:29,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:29,804 INFO L480 AbstractCegarLoop]: Abstraction has 2152 states and 2448 transitions. [2021-02-22 00:52:29,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-22 00:52:29,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2448 transitions. [2021-02-22 00:52:29,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-02-22 00:52:29,808 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:29,808 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] [2021-02-22 00:52:29,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-22 00:52:29,809 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:29,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:29,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1625851260, now seen corresponding path program 1 times [2021-02-22 00:52:29,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:29,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [116436917] [2021-02-22 00:52:29,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:29,812 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:29,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:29,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:29,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,879 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:29,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:29,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:29,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:29,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,189 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:30,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:30,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-22 00:52:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-02-22 00:52:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-22 00:52:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-02-22 00:52:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-02-22 00:52:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-02-22 00:52:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:30,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:30,320 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:30,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:30,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [116436917] [2021-02-22 00:52:30,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:30,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-22 00:52:30,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704807835] [2021-02-22 00:52:30,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-22 00:52:30,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:30,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-22 00:52:30,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-02-22 00:52:30,372 INFO L87 Difference]: Start difference. First operand 2152 states and 2448 transitions. Second operand 9 states. [2021-02-22 00:52:31,058 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:37,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:37,163 INFO L93 Difference]: Finished difference Result 4987 states and 6478 transitions. [2021-02-22 00:52:37,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-22 00:52:37,164 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 210 [2021-02-22 00:52:37,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:37,198 INFO L225 Difference]: With dead ends: 4987 [2021-02-22 00:52:37,198 INFO L226 Difference]: Without dead ends: 4984 [2021-02-22 00:52:37,202 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 [2021-02-22 00:52:37,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4984 states. [2021-02-22 00:52:38,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4984 to 3381. [2021-02-22 00:52:38,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3381 states. [2021-02-22 00:52:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 3934 transitions. [2021-02-22 00:52:38,798 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 3934 transitions. Word has length 210 [2021-02-22 00:52:38,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:38,798 INFO L480 AbstractCegarLoop]: Abstraction has 3381 states and 3934 transitions. [2021-02-22 00:52:38,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-22 00:52:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 3934 transitions. [2021-02-22 00:52:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-02-22 00:52:38,808 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:38,809 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] [2021-02-22 00:52:38,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-22 00:52:38,809 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:38,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:38,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1877792148, now seen corresponding path program 1 times [2021-02-22 00:52:38,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:38,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1002679392] [2021-02-22 00:52:38,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:38,876 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-02-22 00:52:38,905 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:38,927 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:38,936 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:38,942 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:38,998 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,007 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,012 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,014 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,017 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,018 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,020 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,021 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,023 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,024 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,027 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,029 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,032 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,032 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,035 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,035 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,037 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,039 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,041 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,043 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,045 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,045 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,048 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,048 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,050 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,051 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,054 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,055 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,058 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,063 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,066 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,071 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,124 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,126 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,128 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,130 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,133 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,138 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,141 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,146 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,197 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.1 percent of original size [2021-02-22 00:52:39,203 INFO L723 QuantifierPusher]: Distributing 12 disjuncts over 3 conjuncts [2021-02-22 00:52:39,209 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:39,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 00:52:39,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:39,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-02-22 00:52:39,222 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.1 percent of original size 49 [2021-02-22 00:52:39,229 WARN L141 QuantifierPusher]: treesize reduction 14, result has 90.9 percent of original size [2021-02-22 00:52:39,234 WARN L147 QuantifierPusher]: treesize reduction 14, result has 90.9 percent of original size 140 [2021-02-22 00:52:39,237 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,237 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,239 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,240 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,242 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,243 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,245 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,247 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,249 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,249 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,251 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,252 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,254 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,255 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,257 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,258 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,260 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,261 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,263 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,263 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,265 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,266 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,268 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,270 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,272 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,272 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,274 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,275 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,276 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,277 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,280 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,281 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,283 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,283 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,286 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,286 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,288 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,289 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,291 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,292 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,294 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,295 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,297 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,298 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,299 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,301 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,303 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,304 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,306 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,307 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,309 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,309 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,311 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,313 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,315 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,316 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,318 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,318 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,321 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,321 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,323 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,324 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,326 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,328 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,330 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,330 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,332 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,333 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,335 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,336 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,338 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,339 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,341 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,342 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,344 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,344 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,346 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,348 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,350 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,351 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,353 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,354 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,356 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,357 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,359 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,360 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,362 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,363 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,365 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,366 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,368 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,368 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,370 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,371 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,373 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,375 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,376 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,377 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,379 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,379 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,381 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,382 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,384 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,386 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,388 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,389 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,391 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,391 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,393 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,394 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,396 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,398 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,400 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,401 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,403 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,403 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,405 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,406 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,408 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,410 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,412 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,412 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,414 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,415 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,416 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,418 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,420 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,421 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,424 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,428 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,431 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,435 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,487 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,488 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,490 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,492 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,494 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,494 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,497 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,497 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,499 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,500 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,502 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,504 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,506 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,506 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,508 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,508 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,510 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,511 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,513 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,515 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,517 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,517 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,519 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,520 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,522 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,523 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,525 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,526 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,528 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,529 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,531 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,531 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,533 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,534 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,536 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,537 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,539 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,540 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,542 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,542 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,544 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,545 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,547 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,548 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,550 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,550 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,552 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,552 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,554 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,555 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,558 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,559 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,561 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,561 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,563 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,563 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,565 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,566 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,568 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,570 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,571 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,572 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,574 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,574 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,576 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,577 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,579 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,580 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,583 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,587 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,589 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,593 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,644 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,646 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,648 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,649 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,651 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,651 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,653 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,654 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,655 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,656 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,658 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,660 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,661 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,662 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,663 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,664 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,666 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,667 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,669 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,670 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,672 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,676 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,678 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,682 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,733 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,734 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,736 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,737 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,739 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,739 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,741 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,742 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,743 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,744 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,746 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,747 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,749 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,749 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,751 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,751 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,753 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,754 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,756 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,757 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,759 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,759 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,761 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,761 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,763 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,764 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,766 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,767 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,768 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,768 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,770 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,771 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,772 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,773 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,775 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,777 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,778 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,778 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,780 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,781 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,782 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,783 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,785 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,786 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,789 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,792 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,795 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:39,798 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:39,848 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:39,849 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:39,851 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,852 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,854 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,854 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,856 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,856 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,858 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,859 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,861 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,862 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,864 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,864 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,866 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,867 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,868 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,869 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,871 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,872 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,874 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,874 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,876 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,876 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,878 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,879 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,881 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,882 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,883 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,884 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,885 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,886 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,887 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,888 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,890 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,891 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,893 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,893 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,895 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,895 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,897 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,898 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,899 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,948 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,950 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,951 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,952 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,953 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,954 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,955 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,957 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,958 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,960 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,960 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,962 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,962 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,964 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,965 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,966 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,968 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,969 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,969 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,971 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,971 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,973 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,974 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,976 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,977 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,978 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,979 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,980 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,981 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,983 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,983 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,985 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,986 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,988 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,988 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,990 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,990 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,992 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:39,992 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:39,994 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:39,995 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:39,997 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,997 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:39,998 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:39,999 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,000 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,001 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,003 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,004 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,005 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,006 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,008 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,008 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,010 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,011 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,013 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,014 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,015 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,016 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,017 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,018 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,019 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,020 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,022 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,023 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,024 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,025 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,027 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,027 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,029 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,030 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,031 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,033 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,034 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,034 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,036 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,036 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,038 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,039 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,041 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,042 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,044 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:40,047 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:40,049 WARN L141 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size [2021-02-22 00:52:40,053 WARN L147 QuantifierPusher]: treesize reduction 25, result has 76.0 percent of original size 79 [2021-02-22 00:52:40,104 WARN L141 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size [2021-02-22 00:52:40,105 WARN L147 QuantifierPusher]: treesize reduction 47, result has 14.5 percent of original size 8 [2021-02-22 00:52:40,107 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,108 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,109 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,110 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,112 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,112 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,114 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,115 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,116 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,118 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,119 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,119 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,121 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,121 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,123 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,124 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,125 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,127 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,128 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,128 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,130 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,130 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,132 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,133 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,135 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,136 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,137 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,137 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,139 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,139 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,141 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,142 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,144 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,145 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,146 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,147 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,148 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,149 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,150 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,151 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,153 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,154 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,155 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,156 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,157 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,158 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,159 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,160 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,162 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,163 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,164 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,165 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,166 WARN L141 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size [2021-02-22 00:52:40,167 WARN L147 QuantifierPusher]: treesize reduction 103, result has 1.0 percent of original size 1 [2021-02-22 00:52:40,168 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:40,169 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:40,171 WARN L141 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size [2021-02-22 00:52:40,172 WARN L147 QuantifierPusher]: treesize reduction 14, result has 77.4 percent of original size 48 [2021-02-22 00:52:40,173 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 00:52:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:42,954 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:45,743 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:46,223 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-22 00:52:46,224 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-22 00:52:46,225 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-22 00:52:46,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 12:52:46 BoogieIcfgContainer [2021-02-22 00:52:46,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 00:52:46,277 INFO L168 Benchmark]: Toolchain (without parser) took 72861.28 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 126.2 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 754.4 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:46,277 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 124.2 MB in the end (delta: 96.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:52:46,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.04 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:46,277 INFO L168 Benchmark]: Boogie Preprocessor took 136.32 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 131.9 MB in the end (delta: -27.5 MB). Peak memory consumption was 6.2 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:46,278 INFO L168 Benchmark]: RCFGBuilder took 1264.40 ms. Allocated memory is still 151.0 MB. Free memory was 131.7 MB in the beginning and 76.2 MB in the end (delta: 55.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:46,278 INFO L168 Benchmark]: TraceAbstraction took 70675.14 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 75.7 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 703.2 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:46,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 124.2 MB in the end (delta: 96.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 761.04 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 136.32 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 131.9 MB in the end (delta: -27.5 MB). Peak memory consumption was 6.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1264.40 ms. Allocated memory is still 151.0 MB. Free memory was 131.7 MB in the beginning and 76.2 MB in the end (delta: 55.5 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 70675.14 ms. Allocated memory was 151.0 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 75.7 MB in the beginning and 1.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 703.2 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: 70.5s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 51.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2197 SDtfs, 7428 SDslu, 5083 SDs, 0 SdLazy, 10239 SolverSat, 2424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 259 SyntacticMatches, 2 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1794 ImplicationChecksByTransitivity, 21.5s 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: 5.0s 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...