/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 22:29:18,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 22:29:18,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 22:29:18,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 22:29:18,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 22:29:18,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 22:29:18,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 22:29:18,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 22:29:18,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 22:29:18,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 22:29:18,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 22:29:18,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 22:29:18,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 22:29:18,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 22:29:18,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 22:29:18,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 22:29:18,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 22:29:18,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 22:29:18,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 22:29:18,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 22:29:18,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 22:29:18,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 22:29:18,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 22:29:18,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 22:29:18,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 22:29:18,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 22:29:18,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 22:29:18,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 22:29:18,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 22:29:18,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 22:29:18,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 22:29:18,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 22:29:18,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 22:29:18,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 22:29:18,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 22:29:18,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 22:29:18,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 22:29:18,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 22:29:18,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 22:29:18,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 22:29:18,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 22:29:18,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 22:29:18,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 22:29:18,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 22:29:18,999 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 22:29:18,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 22:29:19,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 22:29:19,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 22:29:19,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 22:29:19,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 22:29:19,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 22:29:19,001 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-23 22:29:19,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 22:29:19,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 22:29:19,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 22:29:19,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 22:29:19,418 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 22:29:19,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2021-02-23 22:29:19,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739a8108b/48ec0613e8254c11b147c9070d0355f0/FLAG6321a769b [2021-02-23 22:29:20,170 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 22:29:20,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2021-02-23 22:29:20,186 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739a8108b/48ec0613e8254c11b147c9070d0355f0/FLAG6321a769b [2021-02-23 22:29:20,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739a8108b/48ec0613e8254c11b147c9070d0355f0 [2021-02-23 22:29:20,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 22:29:20,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 22:29:20,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 22:29:20,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 22:29:20,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 22:29:20,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 10:29:20" (1/1) ... [2021-02-23 22:29:20,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b43c561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:20, skipping insertion in model container [2021-02-23 22:29:20,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 10:29:20" (1/1) ... [2021-02-23 22:29:20,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 22:29:20,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 22:29:20,984 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c[18856,18869] [2021-02-23 22:29:20,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 22:29:21,006 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 22:29:21,108 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c[18856,18869] [2021-02-23 22:29:21,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 22:29:21,164 INFO L208 MainTranslator]: Completed translation [2021-02-23 22:29:21,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21 WrapperNode [2021-02-23 22:29:21,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 22:29:21,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 22:29:21,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 22:29:21,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 22:29:21,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (1/1) ... [2021-02-23 22:29:21,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 22:29:21,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 22:29:21,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 22:29:21,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 22:29:21,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (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 [2021-02-23 22:29:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 22:29:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 22:29:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-23 22:29:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 22:29:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-23 22:29:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-23 22:29:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-23 22:29:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-23 22:29:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-23 22:29:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-23 22:29:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-23 22:29:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-23 22:29:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-23 22:29:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-23 22:29:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 22:29:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-23 22:29:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-23 22:29:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-23 22:29:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-23 22:29:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-23 22:29:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 22:29:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-23 22:29:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-23 22:29:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-23 22:29:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-23 22:29:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 22:29:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 22:29:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-23 22:29:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-23 22:29:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 22:29:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-23 22:29:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 22:29:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 22:29:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 22:29:23,412 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 22:29:23,413 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-23 22:29:23,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 10:29:23 BoogieIcfgContainer [2021-02-23 22:29:23,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 22:29:23,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 22:29:23,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 22:29:23,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 22:29:23,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 10:29:20" (1/3) ... [2021-02-23 22:29:23,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7f36eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 10:29:23, skipping insertion in model container [2021-02-23 22:29:23,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 10:29:21" (2/3) ... [2021-02-23 22:29:23,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7f36eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 10:29:23, skipping insertion in model container [2021-02-23 22:29:23,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 10:29:23" (3/3) ... [2021-02-23 22:29:23,426 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product62.cil.c [2021-02-23 22:29:23,434 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 22:29:23,441 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 22:29:23,462 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 22:29:23,491 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 22:29:23,491 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 22:29:23,491 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-23 22:29:23,491 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 22:29:23,492 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 22:29:23,492 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 22:29:23,492 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 22:29:23,492 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 22:29:23,519 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states. [2021-02-23 22:29:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-02-23 22:29:23,542 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:29:23,543 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:29:23,544 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:29:23,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:29:23,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1884543176, now seen corresponding path program 1 times [2021-02-23 22:29:23,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:29:23,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1234411279] [2021-02-23 22:29:23,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:29:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,695 WARN L202 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:29:24,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:29:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:29:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:29:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:29:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:29:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-02-23 22:29:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,887 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-23 22:29:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-02-23 22:29:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:24,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:24,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:29:24,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1234411279] [2021-02-23 22:29:24,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:29:24,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 22:29:24,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210373898] [2021-02-23 22:29:24,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 22:29:24,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:29:25,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 22:29:25,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 22:29:25,006 INFO L87 Difference]: Start difference. First operand 369 states. Second operand 4 states. [2021-02-23 22:29:27,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:29:27,692 INFO L93 Difference]: Finished difference Result 595 states and 696 transitions. [2021-02-23 22:29:27,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-23 22:29:27,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2021-02-23 22:29:27,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:29:27,735 INFO L225 Difference]: With dead ends: 595 [2021-02-23 22:29:27,736 INFO L226 Difference]: Without dead ends: 367 [2021-02-23 22:29:27,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-23 22:29:27,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-02-23 22:29:27,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 317. [2021-02-23 22:29:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2021-02-23 22:29:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 347 transitions. [2021-02-23 22:29:27,929 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 347 transitions. Word has length 165 [2021-02-23 22:29:27,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:29:27,930 INFO L480 AbstractCegarLoop]: Abstraction has 317 states and 347 transitions. [2021-02-23 22:29:27,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 22:29:27,930 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 347 transitions. [2021-02-23 22:29:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-02-23 22:29:27,936 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:29:27,936 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:29:27,937 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 22:29:27,937 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:29:27,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:29:27,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1429012990, now seen corresponding path program 1 times [2021-02-23 22:29:27,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:29:27,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639062873] [2021-02-23 22:29:27,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:29:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:28,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,713 WARN L202 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:29:28,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:29:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:29:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:29:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,770 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:29:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:29:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,787 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:29:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:29:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:29:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:28,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:28,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:29:28,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639062873] [2021-02-23 22:29:28,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:29:28,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-23 22:29:28,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305338433] [2021-02-23 22:29:28,842 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-23 22:29:28,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:29:28,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-23 22:29:28,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-23 22:29:28,844 INFO L87 Difference]: Start difference. First operand 317 states and 347 transitions. Second operand 5 states. [2021-02-23 22:29:30,218 WARN L202 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:29:32,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:29:32,414 INFO L93 Difference]: Finished difference Result 519 states and 587 transitions. [2021-02-23 22:29:32,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 22:29:32,415 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2021-02-23 22:29:32,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:29:32,422 INFO L225 Difference]: With dead ends: 519 [2021-02-23 22:29:32,422 INFO L226 Difference]: Without dead ends: 356 [2021-02-23 22:29:32,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-23 22:29:32,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2021-02-23 22:29:32,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 307. [2021-02-23 22:29:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2021-02-23 22:29:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 334 transitions. [2021-02-23 22:29:32,546 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 334 transitions. Word has length 166 [2021-02-23 22:29:32,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:29:32,547 INFO L480 AbstractCegarLoop]: Abstraction has 307 states and 334 transitions. [2021-02-23 22:29:32,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-23 22:29:32,547 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 334 transitions. [2021-02-23 22:29:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-02-23 22:29:32,550 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:29:32,551 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:29:32,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 22:29:32,551 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:29:32,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:29:32,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1987451490, now seen corresponding path program 1 times [2021-02-23 22:29:32,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:29:32,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536192446] [2021-02-23 22:29:32,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:29:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:32,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,638 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:32,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:32,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:32,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:32,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:29:32,663 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:32,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,294 WARN L202 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:29:33,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:29:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:29:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:29:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:29:33,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:29:33,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:29:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:29:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:29:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:29:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-02-23 22:29:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-02-23 22:29:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:33,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:33,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:33,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:29:33,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536192446] [2021-02-23 22:29:33,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:29:33,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 22:29:33,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439092768] [2021-02-23 22:29:33,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 22:29:33,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:29:33,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 22:29:33,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-23 22:29:33,667 INFO L87 Difference]: Start difference. First operand 307 states and 334 transitions. Second operand 11 states. [2021-02-23 22:29:34,691 WARN L202 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:29:35,509 WARN L202 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:29:36,229 WARN L202 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:29:36,956 WARN L202 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:29:37,668 WARN L202 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:29:38,316 WARN L202 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:29:41,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:29:41,430 INFO L93 Difference]: Finished difference Result 566 states and 652 transitions. [2021-02-23 22:29:41,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-23 22:29:41,431 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 179 [2021-02-23 22:29:41,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:29:41,436 INFO L225 Difference]: With dead ends: 566 [2021-02-23 22:29:41,436 INFO L226 Difference]: Without dead ends: 379 [2021-02-23 22:29:41,438 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2021-02-23 22:29:41,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2021-02-23 22:29:41,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 307. [2021-02-23 22:29:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2021-02-23 22:29:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 333 transitions. [2021-02-23 22:29:41,601 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 333 transitions. Word has length 179 [2021-02-23 22:29:41,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:29:41,602 INFO L480 AbstractCegarLoop]: Abstraction has 307 states and 333 transitions. [2021-02-23 22:29:41,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 22:29:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 333 transitions. [2021-02-23 22:29:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-02-23 22:29:41,606 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:29:41,606 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:29:41,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 22:29:41,607 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:29:41,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:29:41,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1870513124, now seen corresponding path program 1 times [2021-02-23 22:29:41,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:29:41,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680122325] [2021-02-23 22:29:41,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:29:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:41,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:41,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:41,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:41,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:41,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:41,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:41,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,333 WARN L202 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:29:42,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:42,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:29:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:29:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:29:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:29:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:29:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:29:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:29:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:29:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:42,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:42,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,486 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:42,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:29:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-02-23 22:29:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-02-23 22:29:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:42,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:42,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:42,585 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:29:42,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680122325] [2021-02-23 22:29:42,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:29:42,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-23 22:29:42,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110525234] [2021-02-23 22:29:42,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 22:29:42,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:29:42,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 22:29:42,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-02-23 22:29:42,588 INFO L87 Difference]: Start difference. First operand 307 states and 333 transitions. Second operand 8 states. [2021-02-23 22:29:43,627 WARN L202 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:29:47,436 WARN L202 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:29:49,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:29:49,296 INFO L93 Difference]: Finished difference Result 774 states and 916 transitions. [2021-02-23 22:29:49,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-23 22:29:49,298 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 197 [2021-02-23 22:29:49,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:29:49,304 INFO L225 Difference]: With dead ends: 774 [2021-02-23 22:29:49,304 INFO L226 Difference]: Without dead ends: 587 [2021-02-23 22:29:49,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=157, Invalid=443, Unknown=0, NotChecked=0, Total=600 [2021-02-23 22:29:49,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-02-23 22:29:49,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 449. [2021-02-23 22:29:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2021-02-23 22:29:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 484 transitions. [2021-02-23 22:29:49,476 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 484 transitions. Word has length 197 [2021-02-23 22:29:49,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:29:49,477 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 484 transitions. [2021-02-23 22:29:49,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 22:29:49,477 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 484 transitions. [2021-02-23 22:29:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-02-23 22:29:49,480 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:29:49,481 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:29:49,481 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 22:29:49,481 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:29:49,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:29:49,482 INFO L82 PathProgramCache]: Analyzing trace with hash -722823893, now seen corresponding path program 1 times [2021-02-23 22:29:49,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:29:49,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1684899547] [2021-02-23 22:29:49,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:29:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:49,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:49,555 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:49,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:49,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:29:49,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:29:49,564 WARN L141 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-02-23 22:29:49,565 WARN L147 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size 1 [2021-02-23 22:29:49,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:49,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,116 WARN L202 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:29:50,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,184 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:29:50,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:29:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:29:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:29:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:29:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:29:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:29:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:29:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:29:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:29:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:29:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:29:50,326 WARN L141 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-02-23 22:29:50,327 WARN L147 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size 9 [2021-02-23 22:29:50,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,348 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:29:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:29:50,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:29:50,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:29:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-02-23 22:29:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-02-23 22:29:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:29:50,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:29:50,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:29:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:29:50,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1684899547] [2021-02-23 22:29:50,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:29:50,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 22:29:50,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976760052] [2021-02-23 22:29:50,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 22:29:50,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:29:50,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 22:29:50,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-23 22:29:50,491 INFO L87 Difference]: Start difference. First operand 449 states and 484 transitions. Second operand 11 states. [2021-02-23 22:29:51,544 WARN L202 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:29:53,917 WARN L202 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:29:54,626 WARN L202 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:29:55,355 WARN L202 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:29:56,051 WARN L202 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:29:56,804 WARN L202 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:29:57,484 WARN L202 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:30:02,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:30:02,465 INFO L93 Difference]: Finished difference Result 1243 states and 1512 transitions. [2021-02-23 22:30:02,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-02-23 22:30:02,466 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 221 [2021-02-23 22:30:02,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:30:02,473 INFO L225 Difference]: With dead ends: 1243 [2021-02-23 22:30:02,473 INFO L226 Difference]: Without dead ends: 914 [2021-02-23 22:30:02,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=188, Invalid=568, Unknown=0, NotChecked=0, Total=756 [2021-02-23 22:30:02,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2021-02-23 22:30:02,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 675. [2021-02-23 22:30:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2021-02-23 22:30:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 739 transitions. [2021-02-23 22:30:02,815 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 739 transitions. Word has length 221 [2021-02-23 22:30:02,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:30:02,816 INFO L480 AbstractCegarLoop]: Abstraction has 675 states and 739 transitions. [2021-02-23 22:30:02,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 22:30:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 739 transitions. [2021-02-23 22:30:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-02-23 22:30:02,820 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:30:02,820 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:30:02,821 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 22:30:02,821 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:30:02,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:30:02,821 INFO L82 PathProgramCache]: Analyzing trace with hash -653305784, now seen corresponding path program 1 times [2021-02-23 22:30:02,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:30:02,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1553722877] [2021-02-23 22:30:02,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:30:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:02,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:02,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:02,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,544 WARN L202 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:30:03,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:30:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:30:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:30:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:30:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:30:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:30:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,670 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:30:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:30:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:30:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:30:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-02-23 22:30:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-02-23 22:30:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:03,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:03,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:03,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-02-23 22:30:03,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1553722877] [2021-02-23 22:30:03,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:30:03,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 22:30:03,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817024609] [2021-02-23 22:30:03,840 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 22:30:03,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:30:03,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 22:30:03,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-23 22:30:03,841 INFO L87 Difference]: Start difference. First operand 675 states and 739 transitions. Second operand 11 states. [2021-02-23 22:30:04,863 WARN L202 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:30:06,593 WARN L202 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:07,264 WARN L202 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:30:09,814 WARN L202 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:30:10,508 WARN L202 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:11,263 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:12,405 WARN L202 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:13,113 WARN L202 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:30:13,798 WARN L202 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:15,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:30:15,333 INFO L93 Difference]: Finished difference Result 1463 states and 1719 transitions. [2021-02-23 22:30:15,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-02-23 22:30:15,334 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 221 [2021-02-23 22:30:15,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:30:15,341 INFO L225 Difference]: With dead ends: 1463 [2021-02-23 22:30:15,342 INFO L226 Difference]: Without dead ends: 908 [2021-02-23 22:30:15,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=261, Invalid=669, Unknown=0, NotChecked=0, Total=930 [2021-02-23 22:30:15,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2021-02-23 22:30:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 673. [2021-02-23 22:30:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2021-02-23 22:30:15,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 733 transitions. [2021-02-23 22:30:15,729 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 733 transitions. Word has length 221 [2021-02-23 22:30:15,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:30:15,729 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 733 transitions. [2021-02-23 22:30:15,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 22:30:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 733 transitions. [2021-02-23 22:30:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-02-23 22:30:15,734 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:30:15,735 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:30:15,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-23 22:30:15,735 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:30:15,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:30:15,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1189179954, now seen corresponding path program 1 times [2021-02-23 22:30:15,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:30:15,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401232428] [2021-02-23 22:30:15,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:30:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:15,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:15,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:15,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:15,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,417 WARN L202 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:30:16,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,449 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:30:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:30:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:30:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:30:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:30:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:30:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:30:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:30:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:16,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:16,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:16,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:16,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:16,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:30:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,716 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:30:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:30:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-02-23 22:30:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-23 22:30:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:16,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:16,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:30:16,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401232428] [2021-02-23 22:30:16,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:30:16,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 22:30:16,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285379650] [2021-02-23 22:30:16,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 22:30:16,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:30:16,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 22:30:16,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-23 22:30:16,831 INFO L87 Difference]: Start difference. First operand 673 states and 733 transitions. Second operand 11 states. [2021-02-23 22:30:19,453 WARN L202 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:20,163 WARN L202 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:30:20,922 WARN L202 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-23 22:30:21,623 WARN L202 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:22,331 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:30:22,985 WARN L202 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:25,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:30:25,667 INFO L93 Difference]: Finished difference Result 1471 states and 1744 transitions. [2021-02-23 22:30:25,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-23 22:30:25,668 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 244 [2021-02-23 22:30:25,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:30:25,673 INFO L225 Difference]: With dead ends: 1471 [2021-02-23 22:30:25,674 INFO L226 Difference]: Without dead ends: 918 [2021-02-23 22:30:25,676 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-02-23 22:30:25,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2021-02-23 22:30:25,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 689. [2021-02-23 22:30:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2021-02-23 22:30:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 749 transitions. [2021-02-23 22:30:25,921 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 749 transitions. Word has length 244 [2021-02-23 22:30:25,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:30:25,921 INFO L480 AbstractCegarLoop]: Abstraction has 689 states and 749 transitions. [2021-02-23 22:30:25,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 22:30:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 749 transitions. [2021-02-23 22:30:25,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-02-23 22:30:25,926 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:30:25,926 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:30:25,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-23 22:30:25,927 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:30:25,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:30:25,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1351624046, now seen corresponding path program 1 times [2021-02-23 22:30:25,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:30:25,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1913945072] [2021-02-23 22:30:25,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:30:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:25,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:25,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:25,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:25,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:25,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:25,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:26,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,616 WARN L202 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:30:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,643 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:30:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:30:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:30:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:26,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:26,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:30:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:30:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-02-23 22:30:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:30:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-02-23 22:30:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,778 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,788 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,789 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,790 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,797 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:26,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:26,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:30:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,849 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:26,878 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:30:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:30:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-02-23 22:30:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-02-23 22:30:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:26,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:26,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:30:26,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1913945072] [2021-02-23 22:30:26,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:30:26,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-23 22:30:26,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142080950] [2021-02-23 22:30:26,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-23 22:30:26,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:30:26,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-23 22:30:26,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-02-23 22:30:26,973 INFO L87 Difference]: Start difference. First operand 689 states and 749 transitions. Second operand 14 states. [2021-02-23 22:30:28,200 WARN L202 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:28,904 WARN L202 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:30:29,601 WARN L202 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:30,278 WARN L202 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:30:30,929 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:32,924 WARN L202 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:33,615 WARN L202 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:30:34,351 WARN L202 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:35,080 WARN L202 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:30:35,771 WARN L202 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:30:39,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:30:39,021 INFO L93 Difference]: Finished difference Result 1305 states and 1519 transitions. [2021-02-23 22:30:39,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-23 22:30:39,021 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 244 [2021-02-23 22:30:39,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:30:39,026 INFO L225 Difference]: With dead ends: 1305 [2021-02-23 22:30:39,026 INFO L226 Difference]: Without dead ends: 736 [2021-02-23 22:30:39,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-02-23 22:30:39,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2021-02-23 22:30:39,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 573. [2021-02-23 22:30:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2021-02-23 22:30:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 613 transitions. [2021-02-23 22:30:39,233 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 613 transitions. Word has length 244 [2021-02-23 22:30:39,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:30:39,234 INFO L480 AbstractCegarLoop]: Abstraction has 573 states and 613 transitions. [2021-02-23 22:30:39,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-23 22:30:39,234 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 613 transitions. [2021-02-23 22:30:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-02-23 22:30:39,238 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:30:39,238 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:30:39,238 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-23 22:30:39,239 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:30:39,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:30:39,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1982100077, now seen corresponding path program 1 times [2021-02-23 22:30:39,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:30:39,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355380173] [2021-02-23 22:30:39,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:30:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:39,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,348 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-23 22:30:39,349 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-23 22:30:39,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:39,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:39,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,018 WARN L202 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:30:40,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:30:40,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:30:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:30:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:30:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:30:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:30:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:30:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:30:40,147 WARN L141 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-02-23 22:30:40,149 WARN L147 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size 13 [2021-02-23 22:30:40,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:30:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-02-23 22:30:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:30:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-02-23 22:30:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:30:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:30:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:30:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:30:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:30:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-02-23 22:30:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:40,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:30:40,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-02-23 22:30:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:30:40,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:30:40,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:30:40,417 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-02-23 22:30:40,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355380173] [2021-02-23 22:30:40,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 22:30:40,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-02-23 22:30:40,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764624225] [2021-02-23 22:30:40,418 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-23 22:30:40,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:30:40,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-23 22:30:40,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2021-02-23 22:30:40,419 INFO L87 Difference]: Start difference. First operand 573 states and 613 transitions. Second operand 15 states. [2021-02-23 22:30:42,173 WARN L202 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2021-02-23 22:30:43,750 WARN L202 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:30:47,518 WARN L202 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2021-02-23 22:30:48,974 WARN L202 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2021-02-23 22:30:49,847 WARN L202 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:50,594 WARN L202 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:30:51,940 WARN L202 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2021-02-23 22:30:52,662 WARN L202 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:53,457 WARN L202 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:30:54,175 WARN L202 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:58,492 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:30:59,188 WARN L202 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:30:59,948 WARN L202 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:31:01,485 WARN L202 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2021-02-23 22:31:04,603 WARN L202 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2021-02-23 22:31:05,985 WARN L202 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 212 DAG size of output: 211 [2021-02-23 22:31:07,668 WARN L202 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2021-02-23 22:31:09,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:31:09,912 INFO L93 Difference]: Finished difference Result 1798 states and 2102 transitions. [2021-02-23 22:31:09,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-02-23 22:31:09,913 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 249 [2021-02-23 22:31:09,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:31:09,925 INFO L225 Difference]: With dead ends: 1798 [2021-02-23 22:31:09,925 INFO L226 Difference]: Without dead ends: 1454 [2021-02-23 22:31:09,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1156 ImplicationChecksByTransitivity, 18.4s TimeCoverageRelationStatistics Valid=786, Invalid=2996, Unknown=0, NotChecked=0, Total=3782 [2021-02-23 22:31:09,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2021-02-23 22:31:10,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1176. [2021-02-23 22:31:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1176 states. [2021-02-23 22:31:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1264 transitions. [2021-02-23 22:31:10,608 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1264 transitions. Word has length 249 [2021-02-23 22:31:10,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:31:10,611 INFO L480 AbstractCegarLoop]: Abstraction has 1176 states and 1264 transitions. [2021-02-23 22:31:10,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-02-23 22:31:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1264 transitions. [2021-02-23 22:31:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2021-02-23 22:31:10,620 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:31:10,621 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:31:10,621 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-23 22:31:10,621 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:31:10,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:31:10,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1412576288, now seen corresponding path program 1 times [2021-02-23 22:31:10,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:31:10,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76750372] [2021-02-23 22:31:10,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:31:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:10,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:10,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:10,767 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:10,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:10,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,776 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:31:10,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:31:10,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:31:10,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:10,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,494 WARN L202 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:31:11,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:31:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:31:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:31:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:11,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:11,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:31:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:31:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:31:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:31:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:31:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:31:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:31:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:31:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,818 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:31:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:11,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:31:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:31:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-02-23 22:31:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,859 WARN L141 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-02-23 22:31:11,861 WARN L147 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size 8 [2021-02-23 22:31:11,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-23 22:31:11,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:11,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:11,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:11,931 WARN L141 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-02-23 22:31:11,932 WARN L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-02-23 22:31:11,977 WARN L141 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-02-23 22:31:11,978 WARN L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-02-23 22:31:12,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-02-23 22:31:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-02-23 22:31:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:31:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:31:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:31:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,054 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-02-23 22:31:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-02-23 22:31:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:12,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:12,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:12,169 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-02-23 22:31:12,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76750372] [2021-02-23 22:31:12,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:31:12,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-02-23 22:31:12,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800216707] [2021-02-23 22:31:12,171 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-23 22:31:12,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:31:12,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-23 22:31:12,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-02-23 22:31:12,172 INFO L87 Difference]: Start difference. First operand 1176 states and 1264 transitions. Second operand 19 states. [2021-02-23 22:31:13,860 WARN L202 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:31:14,622 WARN L202 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:31:15,379 WARN L202 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:31:16,117 WARN L202 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:31:16,839 WARN L202 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:31:18,955 WARN L202 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-23 22:31:19,771 WARN L202 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-23 22:31:20,538 WARN L202 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:31:21,644 WARN L202 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:31:22,547 WARN L202 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-02-23 22:31:24,990 WARN L202 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-23 22:31:25,881 WARN L202 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-02-23 22:31:27,931 WARN L202 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:31:30,050 WARN L202 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-23 22:31:32,255 WARN L202 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:31:33,737 WARN L202 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2021-02-23 22:31:35,202 WARN L202 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 213 DAG size of output: 211 [2021-02-23 22:31:36,167 WARN L202 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:31:37,784 WARN L202 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:31:39,137 WARN L202 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-23 22:31:40,018 WARN L202 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-23 22:31:43,044 WARN L202 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 218 DAG size of output: 212 [2021-02-23 22:31:43,862 WARN L202 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:31:45,415 WARN L202 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 223 DAG size of output: 214 [2021-02-23 22:31:47,888 WARN L202 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2021-02-23 22:31:51,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:31:51,012 INFO L93 Difference]: Finished difference Result 2774 states and 3151 transitions. [2021-02-23 22:31:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-02-23 22:31:51,013 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 363 [2021-02-23 22:31:51,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:31:51,025 INFO L225 Difference]: With dead ends: 2774 [2021-02-23 22:31:51,025 INFO L226 Difference]: Without dead ends: 1825 [2021-02-23 22:31:51,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2035 ImplicationChecksByTransitivity, 26.1s TimeCoverageRelationStatistics Valid=1226, Invalid=5746, Unknown=0, NotChecked=0, Total=6972 [2021-02-23 22:31:51,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1825 states. [2021-02-23 22:31:51,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1825 to 1396. [2021-02-23 22:31:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1396 states. [2021-02-23 22:31:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1510 transitions. [2021-02-23 22:31:51,680 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1510 transitions. Word has length 363 [2021-02-23 22:31:51,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:31:51,681 INFO L480 AbstractCegarLoop]: Abstraction has 1396 states and 1510 transitions. [2021-02-23 22:31:51,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-02-23 22:31:51,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1510 transitions. [2021-02-23 22:31:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-02-23 22:31:51,688 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:31:51,705 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:31:51,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-23 22:31:51,706 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:31:51,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:31:51,706 INFO L82 PathProgramCache]: Analyzing trace with hash 436325461, now seen corresponding path program 1 times [2021-02-23 22:31:51,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:31:51,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [913055761] [2021-02-23 22:31:51,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:31:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:51,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:51,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:51,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:51,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:51,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:51,814 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:51,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:51,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:51,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:51,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,350 WARN L202 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:31:52,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:31:52,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:31:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:31:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:31:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:31:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,449 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:31:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:31:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:31:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:31:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:31:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:31:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:31:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:31:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:31:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:31:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:31:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:31:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:31:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:31:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,651 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:31:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:31:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,661 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,662 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:31:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,670 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,671 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-02-23 22:31:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-02-23 22:31:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:31:52,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:31:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:31:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,747 WARN L141 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-02-23 22:31:52,748 WARN L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-02-23 22:31:52,780 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,781 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-23 22:31:52,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:31:52,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:31:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:31:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-02-23 22:31:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-02-23 22:31:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,997 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:31:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:52,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:52,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-02-23 22:31:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:31:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:31:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:31:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:31:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:31:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-02-23 22:31:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-02-23 22:31:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:31:53,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:31:53,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:31:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 116 proven. 11 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-02-23 22:31:53,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [913055761] [2021-02-23 22:31:53,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:31:53,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2021-02-23 22:31:53,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170517504] [2021-02-23 22:31:53,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-02-23 22:31:53,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:31:53,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-02-23 22:31:53,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-02-23 22:31:53,351 INFO L87 Difference]: Start difference. First operand 1396 states and 1510 transitions. Second operand 17 states. [2021-02-23 22:31:54,574 WARN L202 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:31:56,811 WARN L202 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:32:00,251 WARN L202 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:01,145 WARN L202 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:02,064 WARN L202 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:02,951 WARN L202 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:03,713 WARN L202 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:32:04,520 WARN L202 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:05,325 WARN L202 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:32:06,170 WARN L202 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:07,010 WARN L202 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:32:07,962 WARN L202 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:32:08,772 WARN L202 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:32:09,660 WARN L202 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:32:14,884 WARN L202 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:16,430 WARN L202 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2021-02-23 22:32:17,889 WARN L202 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2021-02-23 22:32:18,750 WARN L202 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:32:19,591 WARN L202 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-02-23 22:32:20,384 WARN L202 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-02-23 22:32:25,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:32:25,361 INFO L93 Difference]: Finished difference Result 4469 states and 5111 transitions. [2021-02-23 22:32:25,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-02-23 22:32:25,363 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 560 [2021-02-23 22:32:25,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:32:25,383 INFO L225 Difference]: With dead ends: 4469 [2021-02-23 22:32:25,383 INFO L226 Difference]: Without dead ends: 3206 [2021-02-23 22:32:25,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1127 ImplicationChecksByTransitivity, 18.5s TimeCoverageRelationStatistics Valid=798, Invalid=3234, Unknown=0, NotChecked=0, Total=4032 [2021-02-23 22:32:25,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3206 states. [2021-02-23 22:32:26,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3206 to 2629. [2021-02-23 22:32:26,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2629 states. [2021-02-23 22:32:26,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 2828 transitions. [2021-02-23 22:32:26,718 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 2828 transitions. Word has length 560 [2021-02-23 22:32:26,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:32:26,719 INFO L480 AbstractCegarLoop]: Abstraction has 2629 states and 2828 transitions. [2021-02-23 22:32:26,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2021-02-23 22:32:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 2828 transitions. [2021-02-23 22:32:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2021-02-23 22:32:26,730 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:32:26,730 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:32:26,731 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-23 22:32:26,731 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:32:26,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:32:26,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1864563531, now seen corresponding path program 1 times [2021-02-23 22:32:26,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:32:26,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [758039636] [2021-02-23 22:32:26,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:32:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:26,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:26,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:32:26,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:32:26,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:26,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:32:26,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:26,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,446 WARN L202 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:32:27,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,473 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:32:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:32:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:32:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:27,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:27,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:32:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:32:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:32:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:32:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:32:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,656 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:32:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:32:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:32:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:32:27,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:32:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:32:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:32:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:32:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:32:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:32:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:32:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,769 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:32:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,772 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,772 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:32:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,778 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,781 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-02-23 22:32:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:32:27,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-02-23 22:32:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-02-23 22:32:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:32:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:32:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:32:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:32:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-02-23 22:32:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2021-02-23 22:32:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:32:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-02-23 22:32:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:32:27,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,943 WARN L141 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-02-23 22:32:27,944 WARN L147 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size 9 [2021-02-23 22:32:27,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:27,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:27,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:27,982 WARN L141 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-02-23 22:32:27,983 WARN L147 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size 9 [2021-02-23 22:32:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:32:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:32:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:32:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,031 WARN L141 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-02-23 22:32:28,032 WARN L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-02-23 22:32:28,078 WARN L141 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-02-23 22:32:28,079 WARN L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-02-23 22:32:28,123 WARN L141 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-02-23 22:32:28,125 WARN L147 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size 9 [2021-02-23 22:32:28,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:28,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:28,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:28,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:32:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:28,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:32:28,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:32:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-02-23 22:32:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,486 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2021-02-23 22:32:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:32:28,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:32:28,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:32:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 135 proven. 3 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-02-23 22:32:28,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [758039636] [2021-02-23 22:32:28,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:32:28,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2021-02-23 22:32:28,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747047810] [2021-02-23 22:32:28,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-02-23 22:32:28,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:32:28,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-02-23 22:32:28,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-02-23 22:32:28,662 INFO L87 Difference]: Start difference. First operand 2629 states and 2828 transitions. Second operand 23 states. [2021-02-23 22:32:29,996 WARN L202 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:32:30,987 WARN L202 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:32:31,781 WARN L202 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:32:32,565 WARN L202 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:33,337 WARN L202 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:32:34,081 WARN L202 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:36,217 WARN L202 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:32:40,033 WARN L202 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:40,923 WARN L202 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:41,872 WARN L202 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:42,784 WARN L202 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:43,554 WARN L202 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:44,387 WARN L202 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:45,197 WARN L202 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:46,067 WARN L202 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:46,929 WARN L202 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:47,885 WARN L202 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:48,717 WARN L202 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:32:49,660 WARN L202 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:32:51,318 WARN L202 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:32:53,182 WARN L202 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2021-02-23 22:32:54,792 WARN L202 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:33:04,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:33:04,572 INFO L93 Difference]: Finished difference Result 5808 states and 6639 transitions. [2021-02-23 22:33:04,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-02-23 22:33:04,573 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 565 [2021-02-23 22:33:04,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:33:04,595 INFO L225 Difference]: With dead ends: 5808 [2021-02-23 22:33:04,596 INFO L226 Difference]: Without dead ends: 3566 [2021-02-23 22:33:04,604 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 147 SyntacticMatches, 3 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2000 ImplicationChecksByTransitivity, 21.7s TimeCoverageRelationStatistics Valid=1229, Invalid=5413, Unknown=0, NotChecked=0, Total=6642 [2021-02-23 22:33:04,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2021-02-23 22:33:05,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 2506. [2021-02-23 22:33:05,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2506 states. [2021-02-23 22:33:05,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 2686 transitions. [2021-02-23 22:33:05,848 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 2686 transitions. Word has length 565 [2021-02-23 22:33:05,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:33:05,849 INFO L480 AbstractCegarLoop]: Abstraction has 2506 states and 2686 transitions. [2021-02-23 22:33:05,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-02-23 22:33:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 2686 transitions. [2021-02-23 22:33:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2021-02-23 22:33:05,859 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:33:05,860 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-02-23 22:33:05,860 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-23 22:33:05,860 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:33:05,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:33:05,861 INFO L82 PathProgramCache]: Analyzing trace with hash -337401075, now seen corresponding path program 1 times [2021-02-23 22:33:05,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:33:05,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [568293516] [2021-02-23 22:33:05,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:33:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:05,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:05,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:05,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:05,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:33:05,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:05,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,612 WARN L202 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:33:06,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,642 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,643 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:33:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:33:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,651 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:33:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:33:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:33:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:33:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:33:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:33:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,776 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,776 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:06,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,786 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:33:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,808 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,819 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,826 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:33:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,830 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,836 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:33:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,854 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:33:06,855 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:33:06,885 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:33:06,886 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:33:06,921 WARN L141 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-02-23 22:33:06,922 WARN L147 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size 7 [2021-02-23 22:33:06,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:06,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:06,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:33:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:06,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:06,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:06,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:33:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:07,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:33:07,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:07,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,070 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:33:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:07,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:33:07,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:33:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:33:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,113 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:33:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,125 WARN L141 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-02-23 22:33:07,125 WARN L147 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size 7 [2021-02-23 22:33:07,157 WARN L141 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size [2021-02-23 22:33:07,158 WARN L147 QuantifierPusher]: treesize reduction 7, result has 50.0 percent of original size 7 [2021-02-23 22:33:07,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:33:07,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:07,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:07,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-02-23 22:33:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-02-23 22:33:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-02-23 22:33:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:33:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:33:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:33:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-02-23 22:33:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2021-02-23 22:33:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-02-23 22:33:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-02-23 22:33:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:33:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,321 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,322 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-02-23 22:33:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-02-23 22:33:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:07,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:07,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 124 proven. 38 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-02-23 22:33:07,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [568293516] [2021-02-23 22:33:07,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:33:07,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2021-02-23 22:33:07,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950092203] [2021-02-23 22:33:07,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-23 22:33:07,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:33:07,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-23 22:33:07,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-02-23 22:33:07,532 INFO L87 Difference]: Start difference. First operand 2506 states and 2686 transitions. Second operand 18 states. [2021-02-23 22:33:12,055 WARN L202 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:33:12,833 WARN L202 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:13,623 WARN L202 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:33:14,403 WARN L202 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:33:15,158 WARN L202 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:33:15,888 WARN L202 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:33:22,206 WARN L202 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:33:23,041 WARN L202 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:33:30,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:33:30,705 INFO L93 Difference]: Finished difference Result 8037 states and 9542 transitions. [2021-02-23 22:33:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-02-23 22:33:30,706 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 570 [2021-02-23 22:33:30,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:33:30,738 INFO L225 Difference]: With dead ends: 8037 [2021-02-23 22:33:30,738 INFO L226 Difference]: Without dead ends: 5106 [2021-02-23 22:33:30,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 150 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=867, Invalid=3293, Unknown=0, NotChecked=0, Total=4160 [2021-02-23 22:33:30,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5106 states. [2021-02-23 22:33:32,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5106 to 3114. [2021-02-23 22:33:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3114 states. [2021-02-23 22:33:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 3114 states and 3372 transitions. [2021-02-23 22:33:32,235 INFO L78 Accepts]: Start accepts. Automaton has 3114 states and 3372 transitions. Word has length 570 [2021-02-23 22:33:32,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:33:32,235 INFO L480 AbstractCegarLoop]: Abstraction has 3114 states and 3372 transitions. [2021-02-23 22:33:32,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-02-23 22:33:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3114 states and 3372 transitions. [2021-02-23 22:33:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2021-02-23 22:33:32,247 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:33:32,248 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:33:32,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-23 22:33:32,248 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:33:32,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:33:32,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1644708454, now seen corresponding path program 1 times [2021-02-23 22:33:32,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:33:32,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [553944466] [2021-02-23 22:33:32,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:33:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:32,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:32,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:32,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:32,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:32,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:32,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:32,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,007 WARN L202 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:33:33,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:33:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:33:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:33:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:33,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:33:33,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:33:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:33:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:33:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:33:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:33:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:33:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,310 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:33:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,321 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,322 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:33:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:33:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:33:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:33,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:33,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:33:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:33,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:33:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,387 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,388 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,389 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:33,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:33:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:33:33,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:33:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,486 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:33:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,497 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:33:33,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-02-23 22:33:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-02-23 22:33:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-02-23 22:33:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:33:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:33:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:33:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,642 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,644 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-02-23 22:33:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-02-23 22:33:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2021-02-23 22:33:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:33:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-02-23 22:33:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,663 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,670 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:33:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:33:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:33:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:33:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:33:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-02-23 22:33:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-02-23 22:33:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:33:33,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:33:33,705 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:33:33,976 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 133 proven. 47 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-02-23 22:33:33,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [553944466] [2021-02-23 22:33:33,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:33:33,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-02-23 22:33:33,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754247553] [2021-02-23 22:33:33,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-23 22:33:33,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:33:33,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-23 22:33:33,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2021-02-23 22:33:33,978 INFO L87 Difference]: Start difference. First operand 3114 states and 3372 transitions. Second operand 20 states. [2021-02-23 22:33:35,256 WARN L202 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:33:36,210 WARN L202 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:36,997 WARN L202 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:33:37,787 WARN L202 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:33:38,620 WARN L202 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:33:39,401 WARN L202 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:33:41,473 WARN L202 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:42,289 WARN L202 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:45,040 WARN L202 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:45,906 WARN L202 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:46,814 WARN L202 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:48,005 WARN L202 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:33:50,353 WARN L202 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:51,173 WARN L202 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:53,971 WARN L202 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:54,656 WARN L202 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:33:55,340 WARN L202 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:33:58,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:33:58,527 INFO L93 Difference]: Finished difference Result 7221 states and 8387 transitions. [2021-02-23 22:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-02-23 22:33:58,528 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 580 [2021-02-23 22:33:58,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:33:58,552 INFO L225 Difference]: With dead ends: 7221 [2021-02-23 22:33:58,553 INFO L226 Difference]: Without dead ends: 4494 [2021-02-23 22:33:58,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1406 ImplicationChecksByTransitivity, 14.6s TimeCoverageRelationStatistics Valid=906, Invalid=3924, Unknown=0, NotChecked=0, Total=4830 [2021-02-23 22:33:58,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4494 states. [2021-02-23 22:34:00,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4494 to 3084. [2021-02-23 22:34:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3084 states. [2021-02-23 22:34:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 3084 states and 3318 transitions. [2021-02-23 22:34:00,109 INFO L78 Accepts]: Start accepts. Automaton has 3084 states and 3318 transitions. Word has length 580 [2021-02-23 22:34:00,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:34:00,109 INFO L480 AbstractCegarLoop]: Abstraction has 3084 states and 3318 transitions. [2021-02-23 22:34:00,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-02-23 22:34:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3318 transitions. [2021-02-23 22:34:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-02-23 22:34:00,120 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:34:00,121 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:34:00,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-23 22:34:00,121 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:34:00,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:34:00,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1968077252, now seen corresponding path program 1 times [2021-02-23 22:34:00,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:34:00,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1453486933] [2021-02-23 22:34:00,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:34:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:00,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:00,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:00,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:00,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,853 WARN L202 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:34:00,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:34:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,878 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:34:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:34:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,882 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:34:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:34:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:34:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:34:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:34:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:00,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:00,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:00,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:00,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:34:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:34:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,032 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:34:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,049 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:34:01,050 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:34:01,082 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:34:01,083 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:34:01,118 WARN L141 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-02-23 22:34:01,118 WARN L147 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size 7 [2021-02-23 22:34:01,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,128 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:34:01,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:34:01,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:34:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:34:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,204 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:01,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:01,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:34:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:01,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:01,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:34:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:34:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:34:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:34:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,307 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2021-02-23 22:34:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-02-23 22:34:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,346 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-02-23 22:34:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:01,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:01,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:34:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:01,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:01,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:34:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:34:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-02-23 22:34:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-02-23 22:34:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-02-23 22:34:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-02-23 22:34:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:01,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,480 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:34:01,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:34:01,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:34:01,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:34:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:34:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-02-23 22:34:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:01,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-02-23 22:34:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:01,636 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:01,636 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 138 proven. 66 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2021-02-23 22:34:02,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1453486933] [2021-02-23 22:34:02,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:34:02,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2021-02-23 22:34:02,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568490702] [2021-02-23 22:34:02,018 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-23 22:34:02,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:34:02,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-23 22:34:02,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2021-02-23 22:34:02,018 INFO L87 Difference]: Start difference. First operand 3084 states and 3318 transitions. Second operand 18 states. [2021-02-23 22:34:03,240 WARN L202 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:34:06,478 WARN L202 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:34:08,425 WARN L202 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:34:09,188 WARN L202 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:34:10,613 WARN L202 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2021-02-23 22:34:11,362 WARN L202 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:34:12,766 WARN L202 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2021-02-23 22:34:13,539 WARN L202 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:34:14,866 WARN L202 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2021-02-23 22:34:16,308 WARN L202 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-02-23 22:34:17,786 WARN L202 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 220 DAG size of output: 214 [2021-02-23 22:34:19,142 WARN L202 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2021-02-23 22:34:19,891 WARN L202 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:34:24,821 WARN L202 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:34:25,603 WARN L202 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:34:29,236 WARN L202 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:34:31,248 WARN L202 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:34:32,051 WARN L202 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:34:33,463 WARN L202 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:34:34,161 WARN L202 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:34:35,597 WARN L202 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2021-02-23 22:34:36,360 WARN L202 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-23 22:34:37,700 WARN L202 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:34:38,467 WARN L202 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:34:39,342 WARN L202 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-02-23 22:34:40,095 WARN L202 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-02-23 22:34:51,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:34:51,155 INFO L93 Difference]: Finished difference Result 9372 states and 11378 transitions. [2021-02-23 22:34:51,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-02-23 22:34:51,156 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 581 [2021-02-23 22:34:51,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:34:51,196 INFO L225 Difference]: With dead ends: 9372 [2021-02-23 22:34:51,196 INFO L226 Difference]: Without dead ends: 7730 [2021-02-23 22:34:51,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 176 SyntacticMatches, 10 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4244 ImplicationChecksByTransitivity, 27.4s TimeCoverageRelationStatistics Valid=2015, Invalid=9975, Unknown=0, NotChecked=0, Total=11990 [2021-02-23 22:34:51,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7730 states. [2021-02-23 22:34:53,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7730 to 4903. [2021-02-23 22:34:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4903 states. [2021-02-23 22:34:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4903 states to 4903 states and 5298 transitions. [2021-02-23 22:34:53,489 INFO L78 Accepts]: Start accepts. Automaton has 4903 states and 5298 transitions. Word has length 581 [2021-02-23 22:34:53,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:34:53,490 INFO L480 AbstractCegarLoop]: Abstraction has 4903 states and 5298 transitions. [2021-02-23 22:34:53,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-02-23 22:34:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 4903 states and 5298 transitions. [2021-02-23 22:34:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2021-02-23 22:34:53,506 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:34:53,507 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-02-23 22:34:53,507 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-02-23 22:34:53,507 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:34:53,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:34:53,508 INFO L82 PathProgramCache]: Analyzing trace with hash -279770317, now seen corresponding path program 1 times [2021-02-23 22:34:53,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:34:53,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [567153873] [2021-02-23 22:34:53,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:34:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:53,625 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:53,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:53,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:53,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:53,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:53,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:53,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:53,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,336 WARN L202 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:34:54,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,362 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:34:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:34:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:34:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:34:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:34:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:34:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:34:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:34:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:34:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:34:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:34:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,552 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:34:54,552 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:34:54,584 WARN L141 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-02-23 22:34:54,585 WARN L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-02-23 22:34:54,627 WARN L141 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-02-23 22:34:54,628 WARN L147 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size 7 [2021-02-23 22:34:54,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:34:54,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:34:54,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:34:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:34:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:54,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:34:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,781 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:54,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:34:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:34:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:34:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:34:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,825 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,826 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-02-23 22:34:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-02-23 22:34:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,842 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-02-23 22:34:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:54,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,876 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:34:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:54,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:54,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:34:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:34:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:34:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:34:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2021-02-23 22:34:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-02-23 22:34:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:54,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-02-23 22:34:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:54,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:54,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:55,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:55,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,010 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:34:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:55,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:34:55,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,033 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:34:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:34:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:34:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-02-23 22:34:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:34:55,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-02-23 22:34:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-02-23 22:34:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2021-02-23 22:34:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:34:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 634 [2021-02-23 22:34:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,103 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,108 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,113 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:34:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:34:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,119 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:34:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:34:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:34:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,132 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2021-02-23 22:34:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-02-23 22:34:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:34:55,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:34:55,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:34:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 202 proven. 76 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2021-02-23 22:34:55,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [567153873] [2021-02-23 22:34:55,483 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:34:55,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-02-23 22:34:55,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177336915] [2021-02-23 22:34:55,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-23 22:34:55,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:34:55,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-23 22:34:55,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2021-02-23 22:34:55,486 INFO L87 Difference]: Start difference. First operand 4903 states and 5298 transitions. Second operand 19 states. [2021-02-23 22:34:56,713 WARN L202 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:34:58,478 WARN L202 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:35:01,235 WARN L202 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2021-02-23 22:35:03,109 WARN L202 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:35:03,871 WARN L202 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:35:05,287 WARN L202 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2021-02-23 22:35:06,665 WARN L202 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2021-02-23 22:35:08,062 WARN L202 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2021-02-23 22:35:09,510 WARN L202 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 214 DAG size of output: 213 [2021-02-23 22:35:10,886 WARN L202 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2021-02-23 22:35:19,341 WARN L202 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:35:21,103 WARN L202 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:35:21,872 WARN L202 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:35:23,322 WARN L202 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:35:24,798 WARN L202 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2021-02-23 22:35:26,159 WARN L202 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2021-02-23 22:35:37,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:35:37,066 INFO L93 Difference]: Finished difference Result 11561 states and 13651 transitions. [2021-02-23 22:35:37,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-02-23 22:35:37,067 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 725 [2021-02-23 22:35:37,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:35:37,106 INFO L225 Difference]: With dead ends: 11561 [2021-02-23 22:35:37,106 INFO L226 Difference]: Without dead ends: 8447 [2021-02-23 22:35:37,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 207 SyntacticMatches, 8 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2985 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=1696, Invalid=7046, Unknown=0, NotChecked=0, Total=8742 [2021-02-23 22:35:37,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8447 states. [2021-02-23 22:35:39,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8447 to 5468. [2021-02-23 22:35:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5468 states. [2021-02-23 22:35:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5468 states to 5468 states and 5865 transitions. [2021-02-23 22:35:39,761 INFO L78 Accepts]: Start accepts. Automaton has 5468 states and 5865 transitions. Word has length 725 [2021-02-23 22:35:39,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:35:39,761 INFO L480 AbstractCegarLoop]: Abstraction has 5468 states and 5865 transitions. [2021-02-23 22:35:39,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-02-23 22:35:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 5468 states and 5865 transitions. [2021-02-23 22:35:39,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-02-23 22:35:39,773 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:35:39,773 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:35:39,773 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-02-23 22:35:39,773 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:35:39,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:35:39,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1207421810, now seen corresponding path program 1 times [2021-02-23 22:35:39,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:35:39,774 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [878398572] [2021-02-23 22:35:39,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:35:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:39,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:39,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:39,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:39,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:39,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:39,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,502 WARN L202 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:35:40,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:35:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:35:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:35:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:35:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:35:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:35:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:35:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:35:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:35:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,642 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:35:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 22:35:40,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:35:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:35:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:35:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,712 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:35:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:35:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:40,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 22:35:40,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:35:40,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:40,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,831 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,832 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:35:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:40,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 22:35:40,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:35:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:40,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:35:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:40,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:40,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:40,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:35:40,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:40,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:35:41,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:35:41,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:35:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-23 22:35:41,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,062 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-23 22:35:41,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:35:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,103 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:35:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:35:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2021-02-23 22:35:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-02-23 22:35:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-02-23 22:35:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:35:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:35:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:35:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:35:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:35:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-02-23 22:35:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-02-23 22:35:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-02-23 22:35:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:35:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:35:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:35:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-23 22:35:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:35:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-02-23 22:35:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-02-23 22:35:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-02-23 22:35:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-02-23 22:35:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:35:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-02-23 22:35:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:35:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:35:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:35:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:35:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:35:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-02-23 22:35:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2021-02-23 22:35:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:35:41,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:35:41,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:35:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 181 proven. 87 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2021-02-23 22:35:41,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [878398572] [2021-02-23 22:35:41,723 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:35:41,723 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-02-23 22:35:41,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174732249] [2021-02-23 22:35:41,724 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-02-23 22:35:41,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:35:41,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-02-23 22:35:41,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2021-02-23 22:35:41,725 INFO L87 Difference]: Start difference. First operand 5468 states and 5865 transitions. Second operand 19 states. [2021-02-23 22:35:43,656 WARN L202 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:35:45,703 WARN L202 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-23 22:35:52,136 WARN L202 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-23 22:35:52,862 WARN L202 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2021-02-23 22:35:53,640 WARN L202 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:35:54,351 WARN L202 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2021-02-23 22:35:55,037 WARN L202 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:35:56,320 WARN L202 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2021-02-23 22:36:03,672 WARN L202 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 216 DAG size of output: 210 [2021-02-23 22:36:04,393 WARN L202 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-02-23 22:36:05,767 WARN L202 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 222 DAG size of output: 212 [2021-02-23 22:36:06,587 WARN L202 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2021-02-23 22:36:07,447 WARN L202 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:36:08,201 WARN L202 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-23 22:36:08,915 WARN L202 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:36:16,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:36:16,493 INFO L93 Difference]: Finished difference Result 18061 states and 21098 transitions. [2021-02-23 22:36:16,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-02-23 22:36:16,494 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 703 [2021-02-23 22:36:16,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:36:16,561 INFO L225 Difference]: With dead ends: 18061 [2021-02-23 22:36:16,561 INFO L226 Difference]: Without dead ends: 12498 [2021-02-23 22:36:16,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 192 SyntacticMatches, 8 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2425 ImplicationChecksByTransitivity, 15.6s TimeCoverageRelationStatistics Valid=1584, Invalid=6426, Unknown=0, NotChecked=0, Total=8010 [2021-02-23 22:36:16,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12498 states. [2021-02-23 22:36:20,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12498 to 6963. [2021-02-23 22:36:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6963 states. [2021-02-23 22:36:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6963 states to 6963 states and 7450 transitions. [2021-02-23 22:36:20,212 INFO L78 Accepts]: Start accepts. Automaton has 6963 states and 7450 transitions. Word has length 703 [2021-02-23 22:36:20,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:36:20,213 INFO L480 AbstractCegarLoop]: Abstraction has 6963 states and 7450 transitions. [2021-02-23 22:36:20,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-02-23 22:36:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 6963 states and 7450 transitions. [2021-02-23 22:36:20,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-02-23 22:36:20,228 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 22:36:20,229 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 22:36:20,229 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-02-23 22:36:20,229 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 22:36:20,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 22:36:20,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1822974738, now seen corresponding path program 1 times [2021-02-23 22:36:20,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 22:36:20,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2024535024] [2021-02-23 22:36:20,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 22:36:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:20,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:20,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:20,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,924 WARN L202 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-23 22:36:20,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:20,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-23 22:36:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:20,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-23 22:36:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:20,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-23 22:36:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:20,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:20,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:36:20,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:20,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 22:36:20,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-23 22:36:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,001 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,001 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-23 22:36:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-23 22:36:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-02-23 22:36:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-02-23 22:36:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:36:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,145 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,146 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:36:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:36:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:36:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,166 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-02-23 22:36:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-02-23 22:36:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-02-23 22:36:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:36:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:36:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:36:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:21,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:21,271 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:21,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,307 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:21,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 22:36:21,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:36:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 22:36:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-02-23 22:36:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:36:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2021-02-23 22:36:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-02-23 22:36:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-02-23 22:36:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-23 22:36:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:36:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-02-23 22:36:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-02-23 22:36:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:36:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-02-23 22:36:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-02-23 22:36:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-02-23 22:36:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,486 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 22:36:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:36:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:36:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-23 22:36:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,517 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-23 22:36:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-02-23 22:36:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-02-23 22:36:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-02-23 22:36:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-02-23 22:36:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 22:36:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-02-23 22:36:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,555 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-23 22:36:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-23 22:36:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-23 22:36:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-23 22:36:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,570 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-02-23 22:36:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-02-23 22:36:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2021-02-23 22:36:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 22:36:21,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 22:36:21,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 22:36:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 168 proven. 16 refuted. 0 times theorem prover too weak. 753 trivial. 0 not checked. [2021-02-23 22:36:21,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2024535024] [2021-02-23 22:36:21,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 22:36:21,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2021-02-23 22:36:21,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671078461] [2021-02-23 22:36:21,919 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-23 22:36:21,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 22:36:21,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-23 22:36:21,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-02-23 22:36:21,919 INFO L87 Difference]: Start difference. First operand 6963 states and 7450 transitions. Second operand 18 states. [2021-02-23 22:36:23,264 WARN L202 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-23 22:36:23,986 WARN L202 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:36:24,696 WARN L202 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:36:25,468 WARN L202 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:36:26,187 WARN L202 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:36:33,286 WARN L202 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:36:33,973 WARN L202 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:36:34,673 WARN L202 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-23 22:36:35,381 WARN L202 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:36:36,074 WARN L202 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-23 22:36:36,750 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-23 22:36:39,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 22:36:39,003 INFO L93 Difference]: Finished difference Result 8374 states and 9140 transitions. [2021-02-23 22:36:39,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-23 22:36:39,004 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 703 [2021-02-23 22:36:39,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 22:36:39,006 INFO L225 Difference]: With dead ends: 8374 [2021-02-23 22:36:39,006 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 22:36:39,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=574, Invalid=1778, Unknown=0, NotChecked=0, Total=2352 [2021-02-23 22:36:39,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 22:36:39,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 22:36:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 22:36:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 22:36:39,030 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 703 [2021-02-23 22:36:39,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 22:36:39,031 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 22:36:39,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-02-23 22:36:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 22:36:39,031 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 22:36:39,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-02-23 22:36:39,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 22:36:40,218 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2021-02-23 22:36:40,454 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 250 [2021-02-23 22:36:41,109 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2021-02-23 22:36:41,302 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 250 [2021-02-23 22:36:41,510 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2021-02-23 22:36:48,364 WARN L202 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 846 DAG size of output: 616 [2021-02-23 22:36:54,019 WARN L202 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 846 DAG size of output: 616 [2021-02-23 22:36:55,692 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 254 [2021-02-23 22:36:55,838 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2021-02-23 22:36:56,045 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:36:57,282 WARN L202 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 273 [2021-02-23 22:36:57,503 WARN L202 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2021-02-23 22:37:01,197 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 252 [2021-02-23 22:37:06,014 WARN L202 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:37:06,354 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 268 [2021-02-23 22:37:06,777 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 266 [2021-02-23 22:37:07,464 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 266 [2021-02-23 22:37:08,948 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 267 [2021-02-23 22:37:09,147 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 270 [2021-02-23 22:37:13,805 WARN L202 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:37:19,374 WARN L202 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:37:21,498 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 259 [2021-02-23 22:37:24,419 WARN L202 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:37:32,449 WARN L202 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:37:38,187 WARN L202 SmtUtils]: Spent 5.59 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:37:38,673 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 246 [2021-02-23 22:37:39,066 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 246 [2021-02-23 22:37:39,181 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 246 [2021-02-23 22:37:40,638 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 267 [2021-02-23 22:37:40,992 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:41,107 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:41,478 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:41,613 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:41,767 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:43,637 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:43,758 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:44,359 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:44,508 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:44,968 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:45,110 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:46,801 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:46,919 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:47,421 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:47,540 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:37:53,219 WARN L202 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:37:58,804 WARN L202 SmtUtils]: Spent 5.55 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:38:03,932 WARN L202 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 846 DAG size of output: 616 [2021-02-23 22:38:04,935 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2021-02-23 22:38:08,339 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 263 [2021-02-23 22:38:08,770 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 267 [2021-02-23 22:38:16,271 WARN L202 SmtUtils]: Spent 5.06 s on a formula simplification. DAG size of input: 846 DAG size of output: 616 [2021-02-23 22:38:19,522 WARN L202 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:38:25,594 WARN L202 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:38:28,731 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2021-02-23 22:38:36,961 WARN L202 SmtUtils]: Spent 7.78 s on a formula simplification. DAG size of input: 967 DAG size of output: 687 [2021-02-23 22:38:45,969 WARN L202 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:38:55,716 WARN L202 SmtUtils]: Spent 5.50 s on a formula simplification. DAG size of input: 856 DAG size of output: 613 [2021-02-23 22:38:57,074 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 253 [2021-02-23 22:38:57,266 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 253 [2021-02-23 22:38:58,220 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 266 [2021-02-23 22:38:58,400 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 268 [2021-02-23 22:39:01,269 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 253 [2021-02-23 22:39:01,469 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 253 [2021-02-23 22:39:02,165 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:02,288 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:03,252 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2021-02-23 22:39:04,367 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:04,486 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:08,667 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 249 [2021-02-23 22:39:14,747 WARN L202 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:39:15,235 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:15,952 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2021-02-23 22:39:22,677 WARN L202 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 893 DAG size of output: 677 [2021-02-23 22:39:27,698 WARN L202 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:39:33,014 WARN L202 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 652 DAG size of output: 521 [2021-02-23 22:39:33,133 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 268 [2021-02-23 22:39:33,565 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 266 [2021-02-23 22:39:36,302 WARN L202 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 686 DAG size of output: 527 [2021-02-23 22:39:37,120 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 273 [2021-02-23 22:39:37,334 WARN L202 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2021-02-23 22:39:39,637 WARN L202 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 193 DAG size of output: 30 [2021-02-23 22:39:44,143 WARN L202 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2021-02-23 22:39:48,780 WARN L202 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2021-02-23 22:39:55,423 WARN L202 SmtUtils]: Spent 6.52 s on a formula simplification. DAG size of input: 223 DAG size of output: 46 [2021-02-23 22:40:01,931 WARN L202 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 226 DAG size of output: 50 [2021-02-23 22:40:08,273 WARN L202 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 223 DAG size of output: 46 [2021-02-23 22:40:20,554 WARN L202 SmtUtils]: Spent 12.27 s on a formula simplification. DAG size of input: 517 DAG size of output: 38 [2021-02-23 22:40:26,643 WARN L202 SmtUtils]: Spent 6.08 s on a formula simplification. DAG size of input: 220 DAG size of output: 41 [2021-02-23 22:40:39,574 WARN L202 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 517 DAG size of output: 38 [2021-02-23 22:40:43,269 WARN L202 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 228 DAG size of output: 41 [2021-02-23 22:40:43,956 WARN L202 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 1 [2021-02-23 22:40:45,312 WARN L202 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2021-02-23 22:40:45,571 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-23 22:40:46,838 WARN L202 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 295 DAG size of output: 1 [2021-02-23 22:40:48,158 WARN L202 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2021-02-23 22:40:50,151 WARN L202 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 171 DAG size of output: 24 [2021-02-23 22:41:00,707 WARN L202 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 327 DAG size of output: 48 [2021-02-23 22:41:01,456 WARN L202 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 24 [2021-02-23 22:41:04,182 WARN L202 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 204 DAG size of output: 33 [2021-02-23 22:41:06,064 WARN L202 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 175 DAG size of output: 28 [2021-02-23 22:41:06,578 WARN L202 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2021-02-23 22:41:10,232 WARN L202 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 197 DAG size of output: 31 [2021-02-23 22:41:12,226 WARN L202 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2021-02-23 22:41:16,869 WARN L202 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 219 DAG size of output: 34 [2021-02-23 22:41:18,779 WARN L202 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 173 DAG size of output: 27 [2021-02-23 22:41:19,267 WARN L202 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 1 [2021-02-23 22:41:20,082 WARN L202 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 34 [2021-02-23 22:41:29,556 WARN L202 SmtUtils]: Spent 9.47 s on a formula simplification. DAG size of input: 216 DAG size of output: 43 [2021-02-23 22:41:31,573 WARN L202 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 175 DAG size of output: 29 [2021-02-23 22:41:35,901 WARN L202 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 184 DAG size of output: 34 [2021-02-23 22:41:38,713 WARN L202 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 203 DAG size of output: 32 [2021-02-23 22:41:42,343 WARN L202 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 197 DAG size of output: 31 [2021-02-23 22:41:44,285 WARN L202 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 171 DAG size of output: 24 [2021-02-23 22:41:52,638 WARN L202 SmtUtils]: Spent 8.33 s on a formula simplification. DAG size of input: 445 DAG size of output: 39 [2021-02-23 22:41:56,505 WARN L202 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 202 DAG size of output: 37 [2021-02-23 22:41:57,849 WARN L202 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2021-02-23 22:42:00,901 WARN L202 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 234 DAG size of output: 35 [2021-02-23 22:42:04,134 WARN L202 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 173 DAG size of output: 36 [2021-02-23 22:42:07,605 WARN L202 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 228 DAG size of output: 41 [2021-02-23 22:42:12,301 WARN L202 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 225 DAG size of output: 36 [2021-02-23 22:42:13,152 WARN L202 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 19 [2021-02-23 22:42:16,661 WARN L202 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 197 DAG size of output: 35 [2021-02-23 22:42:21,318 WARN L202 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 187 DAG size of output: 37 [2021-02-23 22:42:22,648 WARN L202 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2021-02-23 22:42:33,337 WARN L202 SmtUtils]: Spent 10.68 s on a formula simplification. DAG size of input: 321 DAG size of output: 44