/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 00:50:51,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:50:51,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:50:52,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 00:50:52,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 00:50:52,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 00:50:52,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 00:50:52,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 00:50:52,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 00:50:52,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 00:50:52,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 00:50:52,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 00:50:52,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:50:52,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:50:52,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:50:52,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:50:52,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:50:52,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:50:52,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:50:52,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:50:52,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:50:52,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:50:52,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:50:52,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:50:52,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 00:50:52,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 00:50:52,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 00:50:52,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 00:50:52,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 00:50:52,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-22 00:50:52,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-22 00:50:52,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-22 00:50:52,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-22 00:50:52,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-22 00:50:52,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-22 00:50:52,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-22 00:50:52,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-22 00:50:52,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-22 00:50:52,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:50:52,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:50:52,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:50:52,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 00:50:52,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:50:52,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:50:52,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:50:52,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 00:50:52,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:50:52,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 00:50:52,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:50:52,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:50:52,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:50:52,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:50:52,096 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 00:50:52,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:50:52,096 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:50:52,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:50:52,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:50:52,097 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:50:52,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:50:52,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:50:52,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:50:52,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:50:52,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:50:52,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:50:52,098 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 00:50:52,098 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 00:50:52,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:50:52,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:50:52,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:50:52,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:50:52,523 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:50:52,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product33.cil.c [2021-02-22 00:50:52,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a992ca4/c27d3d79a6e7452089990b6b0770a5dd/FLAGd00e5c794 [2021-02-22 00:50:53,279 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:50:53,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product33.cil.c [2021-02-22 00:50:53,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a992ca4/c27d3d79a6e7452089990b6b0770a5dd/FLAGd00e5c794 [2021-02-22 00:50:53,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a992ca4/c27d3d79a6e7452089990b6b0770a5dd [2021-02-22 00:50:53,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:50:53,564 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:50:53,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:50:53,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:50:53,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:50:53,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:50:53" (1/1) ... [2021-02-22 00:50:53,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c1f29a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:53, skipping insertion in model container [2021-02-22 00:50:53,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:50:53" (1/1) ... [2021-02-22 00:50:53,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:50:53,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:50:53,828 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product33.cil.c[4518,4531] [2021-02-22 00:50:53,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:50:53,974 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:50:54,005 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product33.cil.c[4518,4531] [2021-02-22 00:50:54,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:50:54,099 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:50:54,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54 WrapperNode [2021-02-22 00:50:54,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:50:54,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:50:54,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:50:54,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:50:54,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... [2021-02-22 00:50:54,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:50:54,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:50:54,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:50:54,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:50:54,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:50:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:50:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:50:54,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-22 00:50:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:50:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-22 00:50:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-22 00:50:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-22 00:50:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-22 00:50:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-22 00:50:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-22 00:50:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-22 00:50:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-22 00:50:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-22 00:50:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-22 00:50:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2021-02-22 00:50:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-22 00:50:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-22 00:50:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-22 00:50:54,328 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-22 00:50:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:50:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-22 00:50:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-22 00:50:54,329 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-22 00:50:54,334 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-22 00:50:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-22 00:50:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-22 00:50:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-22 00:50:54,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-22 00:50:54,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-22 00:50:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-22 00:50:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-22 00:50:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-22 00:50:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:50:54,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:50:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:50:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:50:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:50:54,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:50:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 00:50:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-22 00:50:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-22 00:50:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-22 00:50:54,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-22 00:50:54,344 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-22 00:50:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-22 00:50:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2021-02-22 00:50:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-22 00:50:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-22 00:50:54,345 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-22 00:50:54,346 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-22 00:50:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-22 00:50:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-22 00:50:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2021-02-22 00:50:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-22 00:50:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 00:50:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 00:50:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-22 00:50:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 00:50:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 00:50:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:50:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 00:50:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-22 00:50:54,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:50:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-22 00:50:54,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-22 00:50:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:50:54,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-22 00:50:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-22 00:50:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-22 00:50:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:50:54,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:50:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:50:55,971 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:50:55,971 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-22 00:50:55,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:50:55 BoogieIcfgContainer [2021-02-22 00:50:55,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:50:55,979 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:50:55,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:50:55,982 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:50:55,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:50:53" (1/3) ... [2021-02-22 00:50:55,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533f64d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:50:55, skipping insertion in model container [2021-02-22 00:50:55,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:50:54" (2/3) ... [2021-02-22 00:50:55,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533f64d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:50:55, skipping insertion in model container [2021-02-22 00:50:55,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:50:55" (3/3) ... [2021-02-22 00:50:55,987 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product33.cil.c [2021-02-22 00:50:55,993 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:50:55,998 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 00:50:56,018 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 00:50:56,041 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 00:50:56,041 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 00:50:56,041 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 00:50:56,041 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 00:50:56,042 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 00:50:56,042 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 00:50:56,042 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 00:50:56,042 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 00:50:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states. [2021-02-22 00:50:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-22 00:50:56,084 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:50:56,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:50:56,085 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:50:56,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:50:56,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1993673397, now seen corresponding path program 1 times [2021-02-22 00:50:56,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:50:56,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1217338762] [2021-02-22 00:50:56,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:50:56,176 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:50:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:56,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:56,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:56,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:56,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,214 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:50:57,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:50:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:50:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:50:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:50:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:50:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:50:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:50:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-22 00:50:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:57,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:57,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:50:57,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1217338762] [2021-02-22 00:50:57,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:50:57,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 00:50:57,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437392099] [2021-02-22 00:50:57,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 00:50:57,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:50:57,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 00:50:57,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:50:57,474 INFO L87 Difference]: Start difference. First operand 299 states. Second operand 4 states. [2021-02-22 00:50:59,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:50:59,370 INFO L93 Difference]: Finished difference Result 438 states and 518 transitions. [2021-02-22 00:50:59,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-22 00:50:59,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2021-02-22 00:50:59,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:50:59,402 INFO L225 Difference]: With dead ends: 438 [2021-02-22 00:50:59,403 INFO L226 Difference]: Without dead ends: 286 [2021-02-22 00:50:59,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-22 00:50:59,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-02-22 00:50:59,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 241. [2021-02-22 00:50:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2021-02-22 00:50:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 260 transitions. [2021-02-22 00:50:59,597 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 260 transitions. Word has length 153 [2021-02-22 00:50:59,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:50:59,600 INFO L480 AbstractCegarLoop]: Abstraction has 241 states and 260 transitions. [2021-02-22 00:50:59,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 00:50:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 260 transitions. [2021-02-22 00:50:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-02-22 00:50:59,615 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:50:59,615 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:50:59,616 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 00:50:59,616 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:50:59,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:50:59,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1342318383, now seen corresponding path program 1 times [2021-02-22 00:50:59,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:50:59,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [299823702] [2021-02-22 00:50:59,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:50:59,624 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:50:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:50:59,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:59,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:50:59,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:59,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:50:59,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:50:59,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,386 WARN L202 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:00,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,429 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-02-22 00:51:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-02-22 00:51:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:00,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:00,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:00,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [299823702] [2021-02-22 00:51:00,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:00,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-22 00:51:00,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739472424] [2021-02-22 00:51:00,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-22 00:51:00,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:00,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-22 00:51:00,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-22 00:51:00,503 INFO L87 Difference]: Start difference. First operand 241 states and 260 transitions. Second operand 5 states. [2021-02-22 00:51:01,774 WARN L202 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:03,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:03,054 INFO L93 Difference]: Finished difference Result 366 states and 412 transitions. [2021-02-22 00:51:03,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 00:51:03,055 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2021-02-22 00:51:03,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:03,060 INFO L225 Difference]: With dead ends: 366 [2021-02-22 00:51:03,060 INFO L226 Difference]: Without dead ends: 275 [2021-02-22 00:51:03,062 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-22 00:51:03,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-02-22 00:51:03,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 231. [2021-02-22 00:51:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2021-02-22 00:51:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 247 transitions. [2021-02-22 00:51:03,152 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 247 transitions. Word has length 154 [2021-02-22 00:51:03,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:03,153 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 247 transitions. [2021-02-22 00:51:03,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-22 00:51:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 247 transitions. [2021-02-22 00:51:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-02-22 00:51:03,156 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:03,156 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:03,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 00:51:03,156 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:03,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:03,157 INFO L82 PathProgramCache]: Analyzing trace with hash -176561466, now seen corresponding path program 1 times [2021-02-22 00:51:03,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:03,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [74418612] [2021-02-22 00:51:03,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:03,161 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:03,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:03,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:03,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:03,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:03,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:03,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:03,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:03,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:03,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:03,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:03,950 WARN L202 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:51:04,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:04,107 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-22 00:51:04,108 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-22 00:51:04,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,136 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,137 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,158 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,159 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-02-22 00:51:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-02-22 00:51:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:04,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:04,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:04,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [74418612] [2021-02-22 00:51:04,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:04,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-22 00:51:04,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039821963] [2021-02-22 00:51:04,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-22 00:51:04,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:04,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-22 00:51:04,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-22 00:51:04,210 INFO L87 Difference]: Start difference. First operand 231 states and 247 transitions. Second operand 10 states. [2021-02-22 00:51:05,222 WARN L202 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:05,998 WARN L202 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:06,653 WARN L202 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:51:07,352 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:08,042 WARN L202 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:08,718 WARN L202 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:10,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:10,717 INFO L93 Difference]: Finished difference Result 386 states and 438 transitions. [2021-02-22 00:51:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-22 00:51:10,719 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 163 [2021-02-22 00:51:10,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:10,723 INFO L225 Difference]: With dead ends: 386 [2021-02-22 00:51:10,723 INFO L226 Difference]: Without dead ends: 275 [2021-02-22 00:51:10,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2021-02-22 00:51:10,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-02-22 00:51:10,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 231. [2021-02-22 00:51:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2021-02-22 00:51:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 246 transitions. [2021-02-22 00:51:10,824 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 246 transitions. Word has length 163 [2021-02-22 00:51:10,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:10,825 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 246 transitions. [2021-02-22 00:51:10,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-22 00:51:10,825 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 246 transitions. [2021-02-22 00:51:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-02-22 00:51:10,828 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:10,828 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:10,828 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-22 00:51:10,829 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:10,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:10,829 INFO L82 PathProgramCache]: Analyzing trace with hash 428306351, now seen corresponding path program 1 times [2021-02-22 00:51:10,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:10,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2093363992] [2021-02-22 00:51:10,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:10,833 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:10,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:10,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:10,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:10,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:10,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:10,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:10,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,486 WARN L202 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:11,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:11,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,570 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,571 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-02-22 00:51:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:11,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:51:11,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-02-22 00:51:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-02-22 00:51:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:11,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:11,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:11,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:11,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2093363992] [2021-02-22 00:51:11,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:11,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 00:51:11,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802015089] [2021-02-22 00:51:11,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 00:51:11,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:11,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 00:51:11,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-02-22 00:51:11,660 INFO L87 Difference]: Start difference. First operand 231 states and 246 transitions. Second operand 7 states. [2021-02-22 00:51:12,665 WARN L202 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:15,153 WARN L202 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:16,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:16,137 INFO L93 Difference]: Finished difference Result 516 states and 593 transitions. [2021-02-22 00:51:16,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-22 00:51:16,138 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 171 [2021-02-22 00:51:16,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:16,143 INFO L225 Difference]: With dead ends: 516 [2021-02-22 00:51:16,143 INFO L226 Difference]: Without dead ends: 405 [2021-02-22 00:51:16,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-02-22 00:51:16,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2021-02-22 00:51:16,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 334. [2021-02-22 00:51:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-02-22 00:51:16,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 361 transitions. [2021-02-22 00:51:16,285 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 361 transitions. Word has length 171 [2021-02-22 00:51:16,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:16,285 INFO L480 AbstractCegarLoop]: Abstraction has 334 states and 361 transitions. [2021-02-22 00:51:16,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 00:51:16,286 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 361 transitions. [2021-02-22 00:51:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-02-22 00:51:16,288 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:16,289 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:16,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 00:51:16,289 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:16,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:16,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1615112680, now seen corresponding path program 1 times [2021-02-22 00:51:16,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:16,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1262835079] [2021-02-22 00:51:16,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:16,293 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:16,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,387 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,387 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:16,930 WARN L202 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:16,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:16,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:16,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:16,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:16,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-02-22 00:51:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:51:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:51:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-02-22 00:51:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:17,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:17,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-02-22 00:51:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:17,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:17,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:17,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1262835079] [2021-02-22 00:51:17,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:17,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-22 00:51:17,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527268219] [2021-02-22 00:51:17,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-22 00:51:17,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:17,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-22 00:51:17,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-02-22 00:51:17,180 INFO L87 Difference]: Start difference. First operand 334 states and 361 transitions. Second operand 10 states. [2021-02-22 00:51:18,239 WARN L202 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:20,727 WARN L202 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:21,443 WARN L202 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:22,163 WARN L202 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:22,828 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:23,469 WARN L202 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:24,135 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:24,794 WARN L202 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:25,671 WARN L202 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:27,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:27,273 INFO L93 Difference]: Finished difference Result 826 states and 967 transitions. [2021-02-22 00:51:27,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-02-22 00:51:27,275 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 195 [2021-02-22 00:51:27,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:27,279 INFO L225 Difference]: With dead ends: 826 [2021-02-22 00:51:27,280 INFO L226 Difference]: Without dead ends: 612 [2021-02-22 00:51:27,281 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2021-02-22 00:51:27,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2021-02-22 00:51:27,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 502. [2021-02-22 00:51:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2021-02-22 00:51:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 548 transitions. [2021-02-22 00:51:27,506 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 548 transitions. Word has length 195 [2021-02-22 00:51:27,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:27,506 INFO L480 AbstractCegarLoop]: Abstraction has 502 states and 548 transitions. [2021-02-22 00:51:27,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-22 00:51:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 548 transitions. [2021-02-22 00:51:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-02-22 00:51:27,510 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:27,510 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:27,511 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-22 00:51:27,511 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:27,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:27,511 INFO L82 PathProgramCache]: Analyzing trace with hash 236738681, now seen corresponding path program 1 times [2021-02-22 00:51:27,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:27,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1768967072] [2021-02-22 00:51:27,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:27,515 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:27,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,596 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:27,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:27,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,160 WARN L202 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:28,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:28,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:51:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:28,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:51:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:51:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-02-22 00:51:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-02-22 00:51:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:28,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:28,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:28,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:28,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:28,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1768967072] [2021-02-22 00:51:28,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:28,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:51:28,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090912202] [2021-02-22 00:51:28,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:51:28,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:28,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:51:28,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:51:28,388 INFO L87 Difference]: Start difference. First operand 502 states and 548 transitions. Second operand 11 states. [2021-02-22 00:51:29,452 WARN L202 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:32,096 WARN L202 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:32,739 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:51:33,414 WARN L202 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:34,080 WARN L202 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:34,850 WARN L202 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:35,582 WARN L202 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-02-22 00:51:36,268 WARN L202 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:36,980 WARN L202 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:38,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:38,669 INFO L93 Difference]: Finished difference Result 1055 states and 1222 transitions. [2021-02-22 00:51:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-22 00:51:38,669 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 200 [2021-02-22 00:51:38,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:38,675 INFO L225 Difference]: With dead ends: 1055 [2021-02-22 00:51:38,675 INFO L226 Difference]: Without dead ends: 673 [2021-02-22 00:51:38,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=268, Invalid=724, Unknown=0, NotChecked=0, Total=992 [2021-02-22 00:51:38,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2021-02-22 00:51:38,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 500. [2021-02-22 00:51:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2021-02-22 00:51:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 544 transitions. [2021-02-22 00:51:38,907 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 544 transitions. Word has length 200 [2021-02-22 00:51:38,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:38,908 INFO L480 AbstractCegarLoop]: Abstraction has 500 states and 544 transitions. [2021-02-22 00:51:38,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:51:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 544 transitions. [2021-02-22 00:51:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:51:38,911 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:38,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:38,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-22 00:51:38,912 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:38,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:38,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1464072742, now seen corresponding path program 1 times [2021-02-22 00:51:38,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:38,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186386355] [2021-02-22 00:51:38,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:38,915 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:38,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:38,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:38,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:38,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,578 WARN L202 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:39,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,607 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,638 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:51:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:39,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,712 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:39,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:39,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:39,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:51:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,781 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:51:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:51:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,788 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:51:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:39,790 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:39,791 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:39,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:39,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1186386355] [2021-02-22 00:51:39,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:39,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 00:51:39,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360176842] [2021-02-22 00:51:39,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 00:51:39,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:39,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 00:51:39,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-02-22 00:51:39,829 INFO L87 Difference]: Start difference. First operand 500 states and 544 transitions. Second operand 11 states. [2021-02-22 00:51:41,991 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:42,702 WARN L202 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:51:43,433 WARN L202 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2021-02-22 00:51:44,121 WARN L202 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:44,859 WARN L202 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:45,509 WARN L202 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:47,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:47,434 INFO L93 Difference]: Finished difference Result 1063 states and 1237 transitions. [2021-02-22 00:51:47,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-22 00:51:47,435 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 201 [2021-02-22 00:51:47,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:47,441 INFO L225 Difference]: With dead ends: 1063 [2021-02-22 00:51:47,441 INFO L226 Difference]: Without dead ends: 683 [2021-02-22 00:51:47,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-02-22 00:51:47,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2021-02-22 00:51:47,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 516. [2021-02-22 00:51:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2021-02-22 00:51:47,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 560 transitions. [2021-02-22 00:51:47,702 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 560 transitions. Word has length 201 [2021-02-22 00:51:47,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:47,703 INFO L480 AbstractCegarLoop]: Abstraction has 516 states and 560 transitions. [2021-02-22 00:51:47,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 00:51:47,703 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 560 transitions. [2021-02-22 00:51:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:51:47,705 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:47,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:47,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-22 00:51:47,706 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:47,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:47,707 INFO L82 PathProgramCache]: Analyzing trace with hash 324278918, now seen corresponding path program 1 times [2021-02-22 00:51:47,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:47,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1745538085] [2021-02-22 00:51:47,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:47,710 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:47,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:47,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:47,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:47,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:47,780 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:47,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:47,787 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:47,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:47,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:47,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,360 WARN L202 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:48,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:51:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:51:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:51:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:48,449 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 00:51:48,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:51:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:51:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:51:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:51:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:51:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:51:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:51:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:51:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:51:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:48,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:48,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:51:48,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1745538085] [2021-02-22 00:51:48,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:51:48,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-22 00:51:48,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531396218] [2021-02-22 00:51:48,691 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-22 00:51:48,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:51:48,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-22 00:51:48,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-02-22 00:51:48,692 INFO L87 Difference]: Start difference. First operand 516 states and 560 transitions. Second operand 14 states. [2021-02-22 00:51:49,876 WARN L202 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-22 00:51:50,495 WARN L202 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-02-22 00:51:51,142 WARN L202 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:51,824 WARN L202 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:52,479 WARN L202 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:54,075 WARN L202 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:54,761 WARN L202 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:55,468 WARN L202 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:56,190 WARN L202 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-02-22 00:51:56,836 WARN L202 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-22 00:51:59,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:51:59,054 INFO L93 Difference]: Finished difference Result 1101 states and 1291 transitions. [2021-02-22 00:51:59,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-02-22 00:51:59,059 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 201 [2021-02-22 00:51:59,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:51:59,063 INFO L225 Difference]: With dead ends: 1101 [2021-02-22 00:51:59,063 INFO L226 Difference]: Without dead ends: 705 [2021-02-22 00:51:59,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-02-22 00:51:59,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2021-02-22 00:51:59,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 528. [2021-02-22 00:51:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2021-02-22 00:51:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 572 transitions. [2021-02-22 00:51:59,287 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 572 transitions. Word has length 201 [2021-02-22 00:51:59,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:51:59,288 INFO L480 AbstractCegarLoop]: Abstraction has 528 states and 572 transitions. [2021-02-22 00:51:59,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-22 00:51:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 572 transitions. [2021-02-22 00:51:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-02-22 00:51:59,290 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:51:59,290 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:51:59,290 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-22 00:51:59,290 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:51:59,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:51:59,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1806843773, now seen corresponding path program 1 times [2021-02-22 00:51:59,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:51:59,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [314519432] [2021-02-22 00:51:59,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:51:59,294 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:51:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:51:59,346 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:59,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:59,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:59,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:51:59,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:51:59,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:51:59,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:51:59,948 WARN L202 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:51:59,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:51:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 00:52:00,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,024 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-02-22 00:52:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-02-22 00:52:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:00,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,112 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:00,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,128 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 00:52:00,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-02-22 00:52:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-02-22 00:52:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:00,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:00,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:00,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [314519432] [2021-02-22 00:52:00,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:00,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 00:52:00,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168057519] [2021-02-22 00:52:00,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 00:52:00,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:00,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 00:52:00,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-02-22 00:52:00,208 INFO L87 Difference]: Start difference. First operand 528 states and 572 transitions. Second operand 8 states. [2021-02-22 00:52:01,243 WARN L202 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:02,479 WARN L202 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:06,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:06,521 INFO L93 Difference]: Finished difference Result 1562 states and 1872 transitions. [2021-02-22 00:52:06,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-02-22 00:52:06,522 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 201 [2021-02-22 00:52:06,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:06,530 INFO L225 Difference]: With dead ends: 1562 [2021-02-22 00:52:06,530 INFO L226 Difference]: Without dead ends: 1154 [2021-02-22 00:52:06,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2021-02-22 00:52:06,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2021-02-22 00:52:06,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 922. [2021-02-22 00:52:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 922 states. [2021-02-22 00:52:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1028 transitions. [2021-02-22 00:52:06,952 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1028 transitions. Word has length 201 [2021-02-22 00:52:06,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:06,953 INFO L480 AbstractCegarLoop]: Abstraction has 922 states and 1028 transitions. [2021-02-22 00:52:06,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 00:52:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1028 transitions. [2021-02-22 00:52:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-02-22 00:52:06,955 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:06,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:06,956 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-22 00:52:06,956 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:06,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:06,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1911010786, now seen corresponding path program 1 times [2021-02-22 00:52:06,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:06,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [246698242] [2021-02-22 00:52:06,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:06,960 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 00:52:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:07,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:07,024 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:07,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:07,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,607 WARN L202 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-22 00:52:07,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 00:52:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-02-22 00:52:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-02-22 00:52:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-02-22 00:52:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,644 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-02-22 00:52:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-02-22 00:52:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,663 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 00:52:07,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-02-22 00:52:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,678 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-02-22 00:52:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-02-22 00:52:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-22 00:52:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-22 00:52:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-02-22 00:52:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-02-22 00:52:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-02-22 00:52:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:52:07,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:07,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 00:52:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 00:52:07,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [246698242] [2021-02-22 00:52:07,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 00:52:07,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 00:52:07,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629524136] [2021-02-22 00:52:07,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 00:52:07,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 00:52:07,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 00:52:07,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-02-22 00:52:07,790 INFO L87 Difference]: Start difference. First operand 922 states and 1028 transitions. Second operand 8 states. [2021-02-22 00:52:08,848 WARN L202 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-22 00:52:12,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 00:52:12,984 INFO L93 Difference]: Finished difference Result 1764 states and 2105 transitions. [2021-02-22 00:52:12,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-22 00:52:12,985 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 206 [2021-02-22 00:52:12,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 00:52:12,996 INFO L225 Difference]: With dead ends: 1764 [2021-02-22 00:52:12,996 INFO L226 Difference]: Without dead ends: 1761 [2021-02-22 00:52:12,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2021-02-22 00:52:12,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1761 states. [2021-02-22 00:52:13,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1761 to 1425. [2021-02-22 00:52:13,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1425 states. [2021-02-22 00:52:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1604 transitions. [2021-02-22 00:52:13,677 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1604 transitions. Word has length 206 [2021-02-22 00:52:13,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 00:52:13,678 INFO L480 AbstractCegarLoop]: Abstraction has 1425 states and 1604 transitions. [2021-02-22 00:52:13,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 00:52:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1604 transitions. [2021-02-22 00:52:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-02-22 00:52:13,682 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:52:13,683 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 00:52:13,683 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-22 00:52:13,684 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:52:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:52:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1779892767, now seen corresponding path program 1 times [2021-02-22 00:52:13,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:52:13,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2117861415] [2021-02-22 00:52:13,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:52:13,774 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-02-22 00:52:13,816 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:13,844 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:13,859 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:13,869 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:13,970 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:13,980 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:13,984 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:13,986 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:13,990 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:13,996 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:13,999 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,005 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,102 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:14,105 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:14,112 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,116 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,121 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,122 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,124 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,125 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,128 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,132 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,138 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,142 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,144 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,145 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,150 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,151 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,154 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,156 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,159 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,162 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,164 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,165 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,167 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,168 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,171 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,174 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,178 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,182 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,184 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,184 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,186 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,187 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,190 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,194 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,196 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,199 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,201 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,212 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,215 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,223 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,319 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:14,321 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:14,324 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,327 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,328 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,329 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,330 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,331 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,334 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,335 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,339 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,341 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,343 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,343 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,345 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,345 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,349 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,353 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,356 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,361 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,362 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,363 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,366 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,367 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,370 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,371 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,375 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,377 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,379 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,380 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,386 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,386 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,390 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,391 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,393 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,395 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,398 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,398 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,400 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,401 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,404 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,406 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,443 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,445 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,447 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,452 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,456 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,465 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,577 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-02-22 00:52:14,581 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-22 00:52:14,585 INFO L723 QuantifierPusher]: Distributing 13 disjuncts over 3 conjuncts [2021-02-22 00:52:14,594 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 00:52:14,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:14,603 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-02-22 00:52:14,607 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-22 00:52:14,614 WARN L141 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size [2021-02-22 00:52:14,619 WARN L147 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size 144 [2021-02-22 00:52:14,622 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,628 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,630 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,637 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,730 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:14,731 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:14,734 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,735 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,737 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,737 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,739 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,740 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,743 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,744 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,746 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,748 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,750 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,755 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,757 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,762 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,862 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:14,864 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:14,866 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,871 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,872 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,873 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,875 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,876 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,878 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,879 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,883 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,887 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,888 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,889 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,890 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,890 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,893 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,895 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,899 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,901 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,902 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,903 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,904 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,905 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,908 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,909 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,911 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,912 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,914 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,914 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,916 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,916 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,919 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,920 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,922 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,924 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,925 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,926 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,928 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,928 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,931 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,932 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,934 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,936 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,937 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,938 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,940 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,940 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,943 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,945 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,947 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,948 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,949 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,950 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,952 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,952 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,955 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,956 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,958 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,959 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,961 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,962 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,964 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:14,964 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:14,967 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:14,968 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:14,970 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:14,971 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:14,973 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,984 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:14,987 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:14,991 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,093 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,094 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,096 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,098 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,100 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,102 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,104 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,104 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,107 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,108 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,110 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,111 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,113 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,113 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,115 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,116 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,119 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,120 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,122 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,124 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,125 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,126 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,127 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,128 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,130 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,132 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,134 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,137 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,140 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,146 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,149 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,155 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,252 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,253 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,255 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,256 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,258 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,258 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,260 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,261 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,264 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,265 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,267 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,269 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,270 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,271 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,274 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,275 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,278 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,284 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,286 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,288 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,289 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,290 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,291 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,292 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,295 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,296 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,298 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,300 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,301 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,302 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,303 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,304 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,306 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,308 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,310 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,311 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,312 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,313 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,315 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,315 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,318 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,319 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,321 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,322 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,323 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,324 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,325 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,326 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,328 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,330 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,331 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,333 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,334 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,335 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,336 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,337 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,339 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,340 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,342 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,344 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,345 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,346 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,347 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,348 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,351 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,352 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,354 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,355 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,357 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,357 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,359 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,359 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,362 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,363 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,365 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,366 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,368 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,372 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,374 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,379 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,474 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,475 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,478 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,479 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,482 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,487 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,489 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,494 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,596 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-02-22 00:52:15,599 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,606 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,608 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,609 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,611 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,611 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,613 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,614 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,616 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,617 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,619 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,620 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,621 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,621 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,623 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,624 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,627 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,628 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,630 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,632 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,633 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,640 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,645 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,651 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,752 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-02-22 00:52:15,754 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,755 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,757 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,758 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,759 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,760 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,762 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,763 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,766 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,767 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,769 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,771 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,772 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,773 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,774 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,775 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,778 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,779 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,781 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,782 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,784 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,788 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,790 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,794 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,895 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:15,897 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:15,899 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,900 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,901 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,902 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,903 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,903 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,907 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,909 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,911 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,912 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,914 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,914 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,918 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,918 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,921 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,922 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,924 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,925 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,927 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,927 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,931 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,932 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,935 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,936 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,938 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,939 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,940 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,941 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,945 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:15,946 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:15,948 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:15,949 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:15,951 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:15,954 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:15,956 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,960 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:15,962 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:15,966 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,071 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-02-22 00:52:16,074 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:16,075 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:16,083 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,086 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,088 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,094 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,096 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,100 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,210 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-02-22 00:52:16,212 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:16,213 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:16,215 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,217 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,220 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,221 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,222 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,224 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,227 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,228 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,232 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,234 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,240 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,246 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,248 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,253 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,352 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-22 00:52:16,354 INFO L723 QuantifierPusher]: Distributing 13 disjuncts over 3 conjuncts [2021-02-22 00:52:16,368 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:16,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 00:52:16,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 00:52:16,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-02-22 00:52:16,379 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-22 00:52:16,385 WARN L141 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size [2021-02-22 00:52:16,389 WARN L147 QuantifierPusher]: treesize reduction 17, result has 89.4 percent of original size 144 [2021-02-22 00:52:16,392 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,392 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,394 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,394 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,397 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,398 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,400 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,401 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,403 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,403 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,405 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,405 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,408 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,410 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,412 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,413 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,415 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,419 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,421 WARN L141 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size [2021-02-22 00:52:16,424 WARN L147 QuantifierPusher]: treesize reduction 22, result has 78.2 percent of original size 79 [2021-02-22 00:52:16,545 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-02-22 00:52:16,548 WARN L141 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size [2021-02-22 00:52:16,549 WARN L147 QuantifierPusher]: treesize reduction 50, result has 13.8 percent of original size 8 [2021-02-22 00:52:16,552 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,553 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,555 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,556 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,559 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,559 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,562 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,566 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,568 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,569 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,571 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,572 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,574 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,575 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,580 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,583 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,585 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,586 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,588 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,588 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,592 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,593 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,596 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,597 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,599 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,603 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,605 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,607 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,609 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,609 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,613 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,615 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,617 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,618 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,619 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,619 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,621 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,622 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,625 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,627 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,630 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,632 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,634 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,634 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,636 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,637 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,640 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,641 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,643 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,645 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,647 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,647 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,655 WARN L141 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size [2021-02-22 00:52:16,656 WARN L147 QuantifierPusher]: treesize reduction 100, result has 1.0 percent of original size 1 [2021-02-22 00:52:16,659 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 00:52:16,661 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 00:52:16,663 WARN L141 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-02-22 00:52:16,664 WARN L147 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size 45 [2021-02-22 00:52:16,665 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 00:52:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:17,802 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 00:52:19,089 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 00:52:19,455 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-22 00:52:19,455 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-22 00:52:19,456 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-22 00:52:19,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 12:52:19 BoogieIcfgContainer [2021-02-22 00:52:19,483 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 00:52:19,484 INFO L168 Benchmark]: Toolchain (without parser) took 85929.16 ms. Allocated memory was 159.4 MB in the beginning and 576.7 MB in the end (delta: 417.3 MB). Free memory was 134.4 MB in the beginning and 510.0 MB in the end (delta: -375.5 MB). Peak memory consumption was 355.5 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:19,484 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 159.4 MB. Free memory was 132.5 MB in the beginning and 132.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:52:19,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.78 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 113.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:19,485 INFO L168 Benchmark]: Boogie Preprocessor took 100.16 ms. Allocated memory is still 159.4 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:19,485 INFO L168 Benchmark]: RCFGBuilder took 1774.40 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 109.1 MB in the beginning and 132.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:19,485 INFO L168 Benchmark]: TraceAbstraction took 83504.64 ms. Allocated memory was 191.9 MB in the beginning and 576.7 MB in the end (delta: 384.8 MB). Free memory was 131.8 MB in the beginning and 510.0 MB in the end (delta: -378.1 MB). Peak memory consumption was 319.7 MB. Max. memory is 8.0 GB. [2021-02-22 00:52:19,486 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 159.4 MB. Free memory was 132.5 MB in the beginning and 132.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 534.78 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 113.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 100.16 ms. Allocated memory is still 159.4 MB. Free memory was 113.1 MB in the beginning and 109.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1774.40 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 109.1 MB in the beginning and 132.3 MB in the end (delta: -23.3 MB). Peak memory consumption was 36.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 83504.64 ms. Allocated memory was 191.9 MB in the beginning and 576.7 MB in the end (delta: 384.8 MB). Free memory was 131.8 MB in the beginning and 510.0 MB in the end (delta: -378.1 MB). Peak memory consumption was 319.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 286]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L87] int waterLevel = 1; [L88] int methaneLevelCritical = 0; [L181] int cleanupTimeShifts = 4; [L294] int pumpRunning = 0; [L295] int systemActive = 1; [L681] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L878] int methAndRunningLastTime ; [L259] int retValue_acc ; [L260] int tmp ; [L264] FCALL select_helpers() [L265] FCALL select_features() [L266] CALL, EXPR valid_product() [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L266] RET, EXPR valid_product() [L266] tmp = valid_product() [L268] COND TRUE \read(tmp) [L270] FCALL setup() [L271] CALL runTest() [L252] CALL __utac_acc__Specification2_spec__1() [L883] methAndRunningLastTime = 0 [L252] RET __utac_acc__Specification2_spec__1() [L253] CALL test() [L448] int splverifierCounter ; [L449] int tmp ; [L450] int tmp___0 ; [L451] int tmp___1 ; [L452] int tmp___2 ; [L455] splverifierCounter = 0 [L457] COND TRUE 1 [L459] COND TRUE splverifierCounter < 4 [L465] tmp = __VERIFIER_nondet_int() [L467] COND TRUE \read(tmp) [L469] CALL waterRise() [L105] COND TRUE waterLevel < 2 [L106] waterLevel = waterLevel + 1 [L469] RET waterRise() [L475] tmp___0 = __VERIFIER_nondet_int() [L477] COND TRUE \read(tmp___0) [L479] CALL changeMethaneLevel() [L117] COND FALSE !(\read(methaneLevelCritical)) [L120] methaneLevelCritical = 1 [L479] RET changeMethaneLevel() [L485] tmp___2 = __VERIFIER_nondet_int() [L487] COND TRUE \read(tmp___2) [L500] CALL timeShift() [L302] COND FALSE !(\read(pumpRunning)) [L309] COND TRUE \read(systemActive) [L311] CALL processEnvironment() [L331] int tmp ; [L334] COND TRUE ! pumpRunning [L336] CALL, EXPR isHighWaterLevel() [L428] int retValue_acc ; [L429] int tmp ; [L430] int tmp___0 ; [L434] CALL, EXPR isHighWaterSensorDry() [L167] int retValue_acc ; [L170] COND FALSE !(waterLevel < 2) [L174] retValue_acc = 0 [L175] return (retValue_acc); [L434] RET, EXPR isHighWaterSensorDry() [L434] tmp = isHighWaterSensorDry() [L436] COND FALSE !(\read(tmp)) [L439] tmp___0 = 1 [L441] retValue_acc = tmp___0 [L442] return (retValue_acc); [L336] RET, EXPR isHighWaterLevel() [L336] tmp = isHighWaterLevel() [L338] COND TRUE \read(tmp) [L340] CALL activatePump() [L359] pumpRunning = 1 [L340] RET activatePump() [L311] RET processEnvironment() [L317] CALL __utac_acc__Specification2_spec__2() [L888] int tmp ; [L889] int tmp___0 ; [L893] CALL, EXPR isMethaneLevelCritical() [L126] int retValue_acc ; [L129] retValue_acc = methaneLevelCritical [L130] return (retValue_acc); [L893] RET, EXPR isMethaneLevelCritical() [L893] tmp = isMethaneLevelCritical() [L895] COND TRUE \read(tmp) [L897] CALL, EXPR isPumpRunning() [L383] int retValue_acc ; [L386] retValue_acc = pumpRunning [L387] return (retValue_acc); [L897] RET, EXPR isPumpRunning() [L897] tmp___0 = isPumpRunning() [L899] COND TRUE \read(tmp___0) [L900] COND FALSE !(\read(methAndRunningLastTime)) [L905] methAndRunningLastTime = 1 [L317] RET __utac_acc__Specification2_spec__2() [L500] RET timeShift() [L457] COND TRUE 1 [L459] COND TRUE splverifierCounter < 4 [L465] tmp = __VERIFIER_nondet_int() [L467] COND FALSE !(\read(tmp)) [L475] tmp___0 = __VERIFIER_nondet_int() [L477] COND FALSE !(\read(tmp___0)) [L485] tmp___2 = __VERIFIER_nondet_int() [L487] COND TRUE \read(tmp___2) [L500] CALL timeShift() [L302] COND TRUE \read(pumpRunning) [L304] CALL lowerWaterLevel() [L93] COND TRUE waterLevel > 0 [L94] waterLevel = waterLevel - 1 [L304] RET lowerWaterLevel() [L309] COND TRUE \read(systemActive) [L311] CALL processEnvironment() [L331] int tmp ; [L334] COND FALSE !(! pumpRunning) [L349] FCALL processEnvironment__wrappee__base() [L311] RET processEnvironment() [L317] CALL __utac_acc__Specification2_spec__2() [L888] int tmp ; [L889] int tmp___0 ; [L893] CALL, EXPR isMethaneLevelCritical() [L126] int retValue_acc ; [L129] retValue_acc = methaneLevelCritical [L130] return (retValue_acc); [L893] RET, EXPR isMethaneLevelCritical() [L893] tmp = isMethaneLevelCritical() [L895] COND TRUE \read(tmp) [L897] CALL, EXPR isPumpRunning() [L383] int retValue_acc ; [L386] retValue_acc = pumpRunning [L387] return (retValue_acc); [L897] RET, EXPR isPumpRunning() [L897] tmp___0 = isPumpRunning() [L899] COND TRUE \read(tmp___0) [L900] COND TRUE \read(methAndRunningLastTime) [L902] CALL __automaton_fail() [L286] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 624 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 83.4s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 65.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2267 SDtfs, 5866 SDslu, 4403 SDs, 0 SdLazy, 7758 SolverSat, 1395 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 454 GetRequests, 272 SyntacticMatches, 3 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 718 ImplicationChecksByTransitivity, 37.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1425occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 1399 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...