/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 12:50:31,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 12:50:31,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 12:50:31,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 12:50:31,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 12:50:31,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 12:50:31,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 12:50:31,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 12:50:31,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 12:50:31,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 12:50:31,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 12:50:31,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 12:50:31,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 12:50:31,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 12:50:31,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 12:50:31,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 12:50:31,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 12:50:31,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 12:50:31,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 12:50:31,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 12:50:31,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 12:50:31,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 12:50:31,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 12:50:31,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 12:50:31,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 12:50:31,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 12:50:31,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 12:50:31,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 12:50:31,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 12:50:31,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 12:50:31,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 12:50:31,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 12:50:31,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 12:50:31,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 12:50:31,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 12:50:31,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 12:50:31,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 12:50:31,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 12:50:31,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 12:50:31,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 12:50:31,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 12:50:31,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-04 12:50:31,386 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 12:50:31,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 12:50:31,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 12:50:31,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 12:50:31,389 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 12:50:31,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 12:50:31,389 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 12:50:31,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 12:50:31,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 12:50:31,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 12:50:31,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 12:50:31,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 12:50:31,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 12:50:31,392 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 12:50:31,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 12:50:31,392 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 12:50:31,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 12:50:31,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 12:50:31,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 12:50:31,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 12:50:31,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 12:50:31,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 12:50:31,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 12:50:31,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 12:50:31,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 12:50:31,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 12:50:31,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 12:50:31,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 12:50:31,395 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 12:50:31,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 12:50:31,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 12:50:31,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 12:50:31,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 12:50:31,822 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 12:50:31,822 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 12:50:31,824 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2020-09-04 12:50:31,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/687f8fea3/f82b75bd398f4c9f88b3b0249290d81e/FLAG21729be55 [2020-09-04 12:50:32,451 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 12:50:32,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2020-09-04 12:50:32,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/687f8fea3/f82b75bd398f4c9f88b3b0249290d81e/FLAG21729be55 [2020-09-04 12:50:32,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/687f8fea3/f82b75bd398f4c9f88b3b0249290d81e [2020-09-04 12:50:32,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 12:50:32,754 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 12:50:32,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 12:50:32,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 12:50:32,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 12:50:32,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 12:50:32" (1/1) ... [2020-09-04 12:50:32,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e5903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:32, skipping insertion in model container [2020-09-04 12:50:32,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 12:50:32" (1/1) ... [2020-09-04 12:50:32,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 12:50:32,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 12:50:33,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 12:50:33,440 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 12:50:33,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 12:50:33,580 INFO L208 MainTranslator]: Completed translation [2020-09-04 12:50:33,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33 WrapperNode [2020-09-04 12:50:33,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 12:50:33,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 12:50:33,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 12:50:33,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 12:50:33,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... [2020-09-04 12:50:33,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 12:50:33,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 12:50:33,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 12:50:33,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 12:50:33,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 12:50:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 12:50:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 12:50:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 12:50:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 12:50:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 12:50:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 12:50:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 12:50:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 12:50:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 12:50:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 12:50:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 12:50:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 12:50:33,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 12:50:33,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 12:50:33,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 12:50:33,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 12:50:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 12:50:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 12:50:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 12:50:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 12:50:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 12:50:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 12:50:33,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 12:50:33,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 12:50:33,775 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 12:50:33,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 12:50:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 12:50:33,778 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 12:50:33,779 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 12:50:33,780 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 12:50:33,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 12:50:33,782 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 12:50:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 12:50:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 12:50:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 12:50:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 12:50:34,850 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 12:50:34,850 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 12:50:34,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 12:50:34 BoogieIcfgContainer [2020-09-04 12:50:34,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 12:50:34,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 12:50:34,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 12:50:34,861 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 12:50:34,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 12:50:32" (1/3) ... [2020-09-04 12:50:34,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198ce4a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 12:50:34, skipping insertion in model container [2020-09-04 12:50:34,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:50:33" (2/3) ... [2020-09-04 12:50:34,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198ce4a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 12:50:34, skipping insertion in model container [2020-09-04 12:50:34,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 12:50:34" (3/3) ... [2020-09-04 12:50:34,865 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2020-09-04 12:50:34,877 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 12:50:34,887 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 12:50:34,909 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 12:50:34,939 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 12:50:34,940 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 12:50:34,940 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 12:50:34,940 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 12:50:34,940 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 12:50:34,940 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 12:50:34,941 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 12:50:34,941 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 12:50:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-09-04 12:50:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-04 12:50:34,979 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:34,981 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:34,981 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:34,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:34,989 INFO L82 PathProgramCache]: Analyzing trace with hash 2103350570, now seen corresponding path program 1 times [2020-09-04 12:50:35,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:35,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965863959] [2020-09-04 12:50:35,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,748 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:35,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:50:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-04 12:50:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 12:50:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:50:35,898 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965863959] [2020-09-04 12:50:35,899 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:35,899 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 12:50:35,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379460257] [2020-09-04 12:50:35,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 12:50:35,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:35,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 12:50:35,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 12:50:35,931 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2020-09-04 12:50:37,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:37,306 INFO L93 Difference]: Finished difference Result 341 states and 436 transitions. [2020-09-04 12:50:37,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 12:50:37,310 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-04 12:50:37,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:37,335 INFO L225 Difference]: With dead ends: 341 [2020-09-04 12:50:37,335 INFO L226 Difference]: Without dead ends: 186 [2020-09-04 12:50:37,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 12:50:37,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-09-04 12:50:37,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 156. [2020-09-04 12:50:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-09-04 12:50:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 184 transitions. [2020-09-04 12:50:37,440 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 184 transitions. Word has length 59 [2020-09-04 12:50:37,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:37,441 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 184 transitions. [2020-09-04 12:50:37,441 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 12:50:37,441 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions. [2020-09-04 12:50:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-04 12:50:37,446 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:37,446 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:37,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 12:50:37,447 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:37,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:37,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1329026362, now seen corresponding path program 1 times [2020-09-04 12:50:37,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:37,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785423399] [2020-09-04 12:50:37,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:37,998 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:38,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:50:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-04 12:50:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 12:50:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:50:38,147 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785423399] [2020-09-04 12:50:38,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:38,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 12:50:38,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701698733] [2020-09-04 12:50:38,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 12:50:38,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:38,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 12:50:38,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-04 12:50:38,151 INFO L87 Difference]: Start difference. First operand 156 states and 184 transitions. Second operand 9 states. [2020-09-04 12:50:38,570 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:50:39,032 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:39,335 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:39,651 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:41,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:41,393 INFO L93 Difference]: Finished difference Result 314 states and 391 transitions. [2020-09-04 12:50:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-04 12:50:41,396 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-04 12:50:41,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:41,400 INFO L225 Difference]: With dead ends: 314 [2020-09-04 12:50:41,400 INFO L226 Difference]: Without dead ends: 186 [2020-09-04 12:50:41,402 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-09-04 12:50:41,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-09-04 12:50:41,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 156. [2020-09-04 12:50:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2020-09-04 12:50:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 183 transitions. [2020-09-04 12:50:41,444 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 183 transitions. Word has length 64 [2020-09-04 12:50:41,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:41,445 INFO L479 AbstractCegarLoop]: Abstraction has 156 states and 183 transitions. [2020-09-04 12:50:41,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 12:50:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2020-09-04 12:50:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-09-04 12:50:41,449 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:41,449 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:41,449 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 12:50:41,450 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:41,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:41,450 INFO L82 PathProgramCache]: Analyzing trace with hash 1768093168, now seen corresponding path program 1 times [2020-09-04 12:50:41,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:41,450 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742745983] [2020-09-04 12:50:41,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,865 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:41,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:50:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:41,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:50:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-09-04 12:50:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-09-04 12:50:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:50:42,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742745983] [2020-09-04 12:50:42,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:42,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 12:50:42,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984579685] [2020-09-04 12:50:42,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 12:50:42,053 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:42,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 12:50:42,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 12:50:42,053 INFO L87 Difference]: Start difference. First operand 156 states and 183 transitions. Second operand 7 states. [2020-09-04 12:50:42,470 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:50:44,217 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:45,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:45,188 INFO L93 Difference]: Finished difference Result 457 states and 594 transitions. [2020-09-04 12:50:45,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 12:50:45,189 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2020-09-04 12:50:45,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:45,194 INFO L225 Difference]: With dead ends: 457 [2020-09-04 12:50:45,194 INFO L226 Difference]: Without dead ends: 329 [2020-09-04 12:50:45,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-09-04 12:50:45,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-09-04 12:50:45,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 268. [2020-09-04 12:50:45,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 12:50:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 319 transitions. [2020-09-04 12:50:45,259 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 319 transitions. Word has length 82 [2020-09-04 12:50:45,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:45,260 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 319 transitions. [2020-09-04 12:50:45,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 12:50:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 319 transitions. [2020-09-04 12:50:45,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-09-04 12:50:45,262 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:45,263 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:45,263 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 12:50:45,263 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:45,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:45,263 INFO L82 PathProgramCache]: Analyzing trace with hash -856267590, now seen corresponding path program 1 times [2020-09-04 12:50:45,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:45,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275485212] [2020-09-04 12:50:45,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,692 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:45,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:50:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:50:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:50:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:50:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-04 12:50:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 12:50:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 12:50:45,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275485212] [2020-09-04 12:50:45,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:45,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 12:50:45,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195441223] [2020-09-04 12:50:45,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 12:50:45,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:45,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 12:50:45,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-04 12:50:45,860 INFO L87 Difference]: Start difference. First operand 268 states and 319 transitions. Second operand 9 states. [2020-09-04 12:50:46,425 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:50:47,164 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:48,161 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:50:48,612 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:49,167 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:49,519 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:50,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:50,435 INFO L93 Difference]: Finished difference Result 558 states and 704 transitions. [2020-09-04 12:50:50,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 12:50:50,437 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2020-09-04 12:50:50,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:50,440 INFO L225 Difference]: With dead ends: 558 [2020-09-04 12:50:50,441 INFO L226 Difference]: Without dead ends: 318 [2020-09-04 12:50:50,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-09-04 12:50:50,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-09-04 12:50:50,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 267. [2020-09-04 12:50:50,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2020-09-04 12:50:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 316 transitions. [2020-09-04 12:50:50,490 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 316 transitions. Word has length 96 [2020-09-04 12:50:50,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:50,490 INFO L479 AbstractCegarLoop]: Abstraction has 267 states and 316 transitions. [2020-09-04 12:50:50,491 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 12:50:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 316 transitions. [2020-09-04 12:50:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-09-04 12:50:50,492 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:50,493 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:50,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 12:50:50,493 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:50,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:50,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1863541240, now seen corresponding path program 1 times [2020-09-04 12:50:50,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:50,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998155317] [2020-09-04 12:50:50,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,843 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:50,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-04 12:50:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:50:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:50:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:50,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:50:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:51,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 12:50:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:51,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 12:50:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:50:51,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998155317] [2020-09-04 12:50:51,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:51,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 12:50:51,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566616143] [2020-09-04 12:50:51,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 12:50:51,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:51,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 12:50:51,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 12:50:51,019 INFO L87 Difference]: Start difference. First operand 267 states and 316 transitions. Second operand 10 states. [2020-09-04 12:50:51,806 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:52,612 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:52,970 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:50:53,323 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:53,693 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:54,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:54,809 INFO L93 Difference]: Finished difference Result 518 states and 636 transitions. [2020-09-04 12:50:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-04 12:50:54,814 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-09-04 12:50:54,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:54,817 INFO L225 Difference]: With dead ends: 518 [2020-09-04 12:50:54,817 INFO L226 Difference]: Without dead ends: 279 [2020-09-04 12:50:54,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2020-09-04 12:50:54,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-09-04 12:50:54,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 242. [2020-09-04 12:50:54,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-09-04 12:50:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 274 transitions. [2020-09-04 12:50:54,864 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 274 transitions. Word has length 93 [2020-09-04 12:50:54,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:54,864 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 274 transitions. [2020-09-04 12:50:54,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 12:50:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 274 transitions. [2020-09-04 12:50:54,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-09-04 12:50:54,866 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:54,866 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:54,867 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 12:50:54,867 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:54,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:54,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1010732805, now seen corresponding path program 1 times [2020-09-04 12:50:54,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:54,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62085847] [2020-09-04 12:50:54,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,177 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:50:55,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:50:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:50:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:50:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:50:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:50:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:50:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:50:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:50:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:50:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:50:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:50:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-09-04 12:50:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-09-04 12:50:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:50:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:50:55,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62085847] [2020-09-04 12:50:55,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:50:55,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 12:50:55,394 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250619509] [2020-09-04 12:50:55,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 12:50:55,395 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:50:55,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 12:50:55,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-09-04 12:50:55,396 INFO L87 Difference]: Start difference. First operand 242 states and 274 transitions. Second operand 11 states. [2020-09-04 12:50:56,034 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:50:56,380 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:56,709 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:57,599 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:57,980 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:58,326 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:50:59,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:50:59,592 INFO L93 Difference]: Finished difference Result 500 states and 606 transitions. [2020-09-04 12:50:59,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 12:50:59,598 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 97 [2020-09-04 12:50:59,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:50:59,600 INFO L225 Difference]: With dead ends: 500 [2020-09-04 12:50:59,600 INFO L226 Difference]: Without dead ends: 286 [2020-09-04 12:50:59,602 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-09-04 12:50:59,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-09-04 12:50:59,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 246. [2020-09-04 12:50:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-09-04 12:50:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 278 transitions. [2020-09-04 12:50:59,650 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 278 transitions. Word has length 97 [2020-09-04 12:50:59,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:50:59,650 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 278 transitions. [2020-09-04 12:50:59,651 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 12:50:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 278 transitions. [2020-09-04 12:50:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-09-04 12:50:59,652 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:50:59,652 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:50:59,653 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 12:50:59,653 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:50:59,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:50:59,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1340498566, now seen corresponding path program 1 times [2020-09-04 12:50:59,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:50:59,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295169823] [2020-09-04 12:50:59,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:50:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,013 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:00,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:51:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:51:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-09-04 12:51:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-09-04 12:51:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:51:00,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295169823] [2020-09-04 12:51:00,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:51:00,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 12:51:00,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133260146] [2020-09-04 12:51:00,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 12:51:00,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:00,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 12:51:00,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 12:51:00,177 INFO L87 Difference]: Start difference. First operand 246 states and 278 transitions. Second operand 7 states. [2020-09-04 12:51:00,664 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:01,292 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:03,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:51:03,679 INFO L93 Difference]: Finished difference Result 679 states and 843 transitions. [2020-09-04 12:51:03,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 12:51:03,680 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 97 [2020-09-04 12:51:03,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:51:03,685 INFO L225 Difference]: With dead ends: 679 [2020-09-04 12:51:03,686 INFO L226 Difference]: Without dead ends: 461 [2020-09-04 12:51:03,687 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 12:51:03,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2020-09-04 12:51:03,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 423. [2020-09-04 12:51:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-09-04 12:51:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 494 transitions. [2020-09-04 12:51:03,770 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 494 transitions. Word has length 97 [2020-09-04 12:51:03,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:51:03,770 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 494 transitions. [2020-09-04 12:51:03,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 12:51:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 494 transitions. [2020-09-04 12:51:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-09-04 12:51:03,773 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:51:03,773 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-04 12:51:03,774 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 12:51:03,774 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:51:03,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:51:03,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1424414732, now seen corresponding path program 1 times [2020-09-04 12:51:03,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:51:03,775 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981775178] [2020-09-04 12:51:03,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:51:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,238 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:04,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:51:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-04 12:51:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 12:51:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-04 12:51:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-04 12:51:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:51:04,516 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981775178] [2020-09-04 12:51:04,517 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:51:04,517 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 12:51:04,518 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143235409] [2020-09-04 12:51:04,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 12:51:04,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:04,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 12:51:04,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-04 12:51:04,520 INFO L87 Difference]: Start difference. First operand 423 states and 494 transitions. Second operand 12 states. [2020-09-04 12:51:05,122 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:05,911 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:07,320 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:07,759 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:08,116 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:51:08,501 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:08,869 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:10,539 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:10,841 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:51:11,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:51:11,751 INFO L93 Difference]: Finished difference Result 1166 states and 1447 transitions. [2020-09-04 12:51:11,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-04 12:51:11,754 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 101 [2020-09-04 12:51:11,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:51:11,762 INFO L225 Difference]: With dead ends: 1166 [2020-09-04 12:51:11,762 INFO L226 Difference]: Without dead ends: 846 [2020-09-04 12:51:11,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-09-04 12:51:11,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-09-04 12:51:11,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 733. [2020-09-04 12:51:11,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2020-09-04 12:51:11,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 847 transitions. [2020-09-04 12:51:11,892 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 847 transitions. Word has length 101 [2020-09-04 12:51:11,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:51:11,894 INFO L479 AbstractCegarLoop]: Abstraction has 733 states and 847 transitions. [2020-09-04 12:51:11,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 12:51:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 847 transitions. [2020-09-04 12:51:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-09-04 12:51:11,898 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:51:11,899 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:51:11,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 12:51:11,899 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:51:11,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:51:11,900 INFO L82 PathProgramCache]: Analyzing trace with hash -578790576, now seen corresponding path program 1 times [2020-09-04 12:51:11,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:51:11,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873570069] [2020-09-04 12:51:11,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:51:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,369 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:12,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:51:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:51:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:51:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:51:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-09-04 12:51:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:51:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-09-04 12:51:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:51:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-09-04 12:51:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-04 12:51:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-09-04 12:51:12,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873570069] [2020-09-04 12:51:12,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421730658] [2020-09-04 12:51:12,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:51:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:12,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 8 conjunts are in the unsatisfiable core [2020-09-04 12:51:12,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:51:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 12:51:13,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:51:13,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-09-04 12:51:13,183 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451455568] [2020-09-04 12:51:13,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 12:51:13,184 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:13,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 12:51:13,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-09-04 12:51:13,185 INFO L87 Difference]: Start difference. First operand 733 states and 847 transitions. Second operand 20 states. [2020-09-04 12:51:13,743 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:51:14,219 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:51:14,610 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:51:15,010 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:51:15,893 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:16,309 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:51:16,840 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 12:51:17,805 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:18,306 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:51:19,737 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 12:51:20,165 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:20,601 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:51:21,411 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:22,002 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:22,934 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:51:23,695 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 12:51:24,363 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:51:25,032 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:51:25,993 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-09-04 12:51:26,402 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:51:26,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:51:26,741 INFO L93 Difference]: Finished difference Result 1592 states and 1902 transitions. [2020-09-04 12:51:26,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-09-04 12:51:26,742 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 178 [2020-09-04 12:51:26,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:51:26,748 INFO L225 Difference]: With dead ends: 1592 [2020-09-04 12:51:26,748 INFO L226 Difference]: Without dead ends: 958 [2020-09-04 12:51:26,752 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=765, Invalid=3141, Unknown=0, NotChecked=0, Total=3906 [2020-09-04 12:51:26,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2020-09-04 12:51:26,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 863. [2020-09-04 12:51:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 863 states. [2020-09-04 12:51:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1006 transitions. [2020-09-04 12:51:26,911 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1006 transitions. Word has length 178 [2020-09-04 12:51:26,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:51:26,912 INFO L479 AbstractCegarLoop]: Abstraction has 863 states and 1006 transitions. [2020-09-04 12:51:26,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 12:51:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1006 transitions. [2020-09-04 12:51:26,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2020-09-04 12:51:26,918 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:51:26,919 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:51:27,133 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-09-04 12:51:27,134 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:51:27,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:51:27,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1745513575, now seen corresponding path program 1 times [2020-09-04 12:51:27,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:51:27,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165833289] [2020-09-04 12:51:27,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:51:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,572 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:27,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:51:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:51:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:51:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:51:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 12:51:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:51:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 12:51:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-09-04 12:51:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-04 12:51:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-04 12:51:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-09-04 12:51:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-04 12:51:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:27,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-04 12:51:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:28,140 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 76 proven. 31 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2020-09-04 12:51:28,141 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165833289] [2020-09-04 12:51:28,141 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393996346] [2020-09-04 12:51:28,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:51:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:28,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 22 conjunts are in the unsatisfiable core [2020-09-04 12:51:28,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:51:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 204 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-09-04 12:51:29,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:51:29,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 25 [2020-09-04 12:51:29,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432566612] [2020-09-04 12:51:29,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-04 12:51:29,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:29,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-04 12:51:29,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-09-04 12:51:29,226 INFO L87 Difference]: Start difference. First operand 863 states and 1006 transitions. Second operand 25 states. [2020-09-04 12:51:30,338 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 12:51:31,548 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:32,572 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:33,992 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 12:51:34,778 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 12:51:35,506 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 12:51:35,871 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:36,298 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:36,664 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:40,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:51:40,913 INFO L93 Difference]: Finished difference Result 2052 states and 2690 transitions. [2020-09-04 12:51:40,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 12:51:40,914 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 297 [2020-09-04 12:51:40,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:51:40,921 INFO L225 Difference]: With dead ends: 2052 [2020-09-04 12:51:40,921 INFO L226 Difference]: Without dead ends: 1236 [2020-09-04 12:51:40,925 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 409 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 939 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=669, Invalid=3113, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 12:51:40,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2020-09-04 12:51:41,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 908. [2020-09-04 12:51:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-09-04 12:51:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1052 transitions. [2020-09-04 12:51:41,065 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1052 transitions. Word has length 297 [2020-09-04 12:51:41,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:51:41,065 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1052 transitions. [2020-09-04 12:51:41,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-09-04 12:51:41,065 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1052 transitions. [2020-09-04 12:51:41,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2020-09-04 12:51:41,072 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:51:41,072 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:51:41,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-09-04 12:51:41,286 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:51:41,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:51:41,286 INFO L82 PathProgramCache]: Analyzing trace with hash 955877389, now seen corresponding path program 1 times [2020-09-04 12:51:41,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:51:41,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303206684] [2020-09-04 12:51:41,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:51:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,648 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:41,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:51:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:51:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:51:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:51:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 12:51:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:51:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 12:51:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:51:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-09-04 12:51:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-04 12:51:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:51:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2020-09-04 12:51:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 12:51:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-09-04 12:51:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:41,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-09-04 12:51:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2020-09-04 12:51:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,139 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 89 proven. 46 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2020-09-04 12:51:42,140 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303206684] [2020-09-04 12:51:42,140 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907924578] [2020-09-04 12:51:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:51:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:42,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 14 conjunts are in the unsatisfiable core [2020-09-04 12:51:42,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:51:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 244 proven. 18 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-09-04 12:51:42,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:51:42,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 22 [2020-09-04 12:51:42,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697921608] [2020-09-04 12:51:42,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 12:51:42,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:42,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 12:51:42,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-09-04 12:51:42,695 INFO L87 Difference]: Start difference. First operand 908 states and 1052 transitions. Second operand 22 states. [2020-09-04 12:51:43,614 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 12:51:44,436 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 12:51:45,162 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 12:51:45,855 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 12:51:47,143 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:51:48,341 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:51:49,198 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:51:49,903 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:51:50,805 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:52,159 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:52,542 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:53,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:51:53,244 INFO L93 Difference]: Finished difference Result 1768 states and 2117 transitions. [2020-09-04 12:51:53,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 12:51:53,245 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 313 [2020-09-04 12:51:53,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:51:53,251 INFO L225 Difference]: With dead ends: 1768 [2020-09-04 12:51:53,251 INFO L226 Difference]: Without dead ends: 978 [2020-09-04 12:51:53,254 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=384, Invalid=1686, Unknown=0, NotChecked=0, Total=2070 [2020-09-04 12:51:53,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2020-09-04 12:51:53,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 908. [2020-09-04 12:51:53,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-09-04 12:51:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1049 transitions. [2020-09-04 12:51:53,472 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1049 transitions. Word has length 313 [2020-09-04 12:51:53,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:51:53,473 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1049 transitions. [2020-09-04 12:51:53,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 12:51:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1049 transitions. [2020-09-04 12:51:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2020-09-04 12:51:53,480 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:51:53,480 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:51:53,693 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-09-04 12:51:53,693 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:51:53,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:51:53,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1336242427, now seen corresponding path program 1 times [2020-09-04 12:51:53,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:51:53,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483502955] [2020-09-04 12:51:53,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:51:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,094 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:51:54,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:51:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:51:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:51:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:51:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:51:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:51:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:51:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:51:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 12:51:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:51:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 12:51:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:51:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-09-04 12:51:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:51:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:51:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:51:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-04 12:51:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:51:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 12:51:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 12:51:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:51:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2020-09-04 12:51:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:51:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:51:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:51:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-04 12:51:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-09-04 12:51:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,584 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 79 proven. 2 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2020-09-04 12:51:54,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483502955] [2020-09-04 12:51:54,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146623132] [2020-09-04 12:51:54,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:51:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:51:54,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 28 conjunts are in the unsatisfiable core [2020-09-04 12:51:54,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:51:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 171 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-09-04 12:51:55,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:51:55,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8] total 20 [2020-09-04 12:51:55,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082765457] [2020-09-04 12:51:55,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 12:51:55,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:51:55,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 12:51:55,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-09-04 12:51:55,187 INFO L87 Difference]: Start difference. First operand 908 states and 1049 transitions. Second operand 20 states. [2020-09-04 12:51:56,218 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:57,276 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:51:57,724 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:51:58,270 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:02,867 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:03,294 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:03,691 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:04,078 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:04,488 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:04,892 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:05,616 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 12:52:06,013 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:06,453 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:06,882 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 12:52:09,134 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:09,586 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:10,008 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:52:10,435 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:52:10,836 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:52:11,256 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:11,672 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:52:12,079 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:12,806 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 12:52:13,199 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:13,636 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:14,053 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 12:52:21,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:21,218 INFO L93 Difference]: Finished difference Result 3677 states and 4700 transitions. [2020-09-04 12:52:21,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-09-04 12:52:21,219 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 314 [2020-09-04 12:52:21,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:21,239 INFO L225 Difference]: With dead ends: 3677 [2020-09-04 12:52:21,239 INFO L226 Difference]: Without dead ends: 2805 [2020-09-04 12:52:21,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 430 SyntacticMatches, 2 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3929 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=1860, Invalid=9270, Unknown=0, NotChecked=0, Total=11130 [2020-09-04 12:52:21,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2805 states. [2020-09-04 12:52:21,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2805 to 2272. [2020-09-04 12:52:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2272 states. [2020-09-04 12:52:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 2272 states and 2585 transitions. [2020-09-04 12:52:21,698 INFO L78 Accepts]: Start accepts. Automaton has 2272 states and 2585 transitions. Word has length 314 [2020-09-04 12:52:21,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:21,699 INFO L479 AbstractCegarLoop]: Abstraction has 2272 states and 2585 transitions. [2020-09-04 12:52:21,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 12:52:21,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2585 transitions. [2020-09-04 12:52:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2020-09-04 12:52:21,706 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:21,706 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2020-09-04 12:52:21,920 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:52:21,920 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:21,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:21,921 INFO L82 PathProgramCache]: Analyzing trace with hash 926266423, now seen corresponding path program 1 times [2020-09-04 12:52:21,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:21,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151810446] [2020-09-04 12:52:21,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,368 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:22,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-04 12:52:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-04 12:52:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:52:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-09-04 12:52:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:52:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:52:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 12:52:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-09-04 12:52:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:52:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-04 12:52:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 12:52:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 12:52:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-04 12:52:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-09-04 12:52:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-04 12:52:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-04 12:52:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2020-09-04 12:52:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:22,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2020-09-04 12:52:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 113 proven. 19 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2020-09-04 12:52:23,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151810446] [2020-09-04 12:52:23,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1384339264] [2020-09-04 12:52:23,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:52:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:23,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1479 conjuncts, 9 conjunts are in the unsatisfiable core [2020-09-04 12:52:23,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:52:23,626 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2020-09-04 12:52:23,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 12:52:23,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-09-04 12:52:23,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610434232] [2020-09-04 12:52:23,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 12:52:23,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:23,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 12:52:23,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-09-04 12:52:23,628 INFO L87 Difference]: Start difference. First operand 2272 states and 2585 transitions. Second operand 8 states. [2020-09-04 12:52:24,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:24,307 INFO L93 Difference]: Finished difference Result 4139 states and 4749 transitions. [2020-09-04 12:52:24,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-04 12:52:24,307 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 391 [2020-09-04 12:52:24,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:24,317 INFO L225 Difference]: With dead ends: 4139 [2020-09-04 12:52:24,317 INFO L226 Difference]: Without dead ends: 2065 [2020-09-04 12:52:24,323 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 516 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-09-04 12:52:24,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states. [2020-09-04 12:52:24,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2062. [2020-09-04 12:52:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2062 states. [2020-09-04 12:52:24,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 2062 states and 2345 transitions. [2020-09-04 12:52:24,671 INFO L78 Accepts]: Start accepts. Automaton has 2062 states and 2345 transitions. Word has length 391 [2020-09-04 12:52:24,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:24,672 INFO L479 AbstractCegarLoop]: Abstraction has 2062 states and 2345 transitions. [2020-09-04 12:52:24,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 12:52:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2345 transitions. [2020-09-04 12:52:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2020-09-04 12:52:24,678 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:24,678 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2020-09-04 12:52:24,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-09-04 12:52:24,889 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:24,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:24,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1190207287, now seen corresponding path program 2 times [2020-09-04 12:52:24,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:24,891 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818954580] [2020-09-04 12:52:24,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,338 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:25,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:52:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:52:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 12:52:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:52:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:52:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 12:52:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-04 12:52:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-09-04 12:52:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 12:52:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:25,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-04 12:52:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 12:52:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-09-04 12:52:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-04 12:52:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:52:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-09-04 12:52:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-04 12:52:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-04 12:52:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2020-09-04 12:52:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2020-09-04 12:52:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 114 proven. 93 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2020-09-04 12:52:26,396 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818954580] [2020-09-04 12:52:26,396 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935426852] [2020-09-04 12:52:26,396 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:52:26,773 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-04 12:52:26,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-04 12:52:26,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 1479 conjuncts, 14 conjunts are in the unsatisfiable core [2020-09-04 12:52:26,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:52:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2020-09-04 12:52:27,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 12:52:27,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [20] total 24 [2020-09-04 12:52:27,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587231552] [2020-09-04 12:52:27,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 12:52:27,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:27,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 12:52:27,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=475, Unknown=0, NotChecked=0, Total=552 [2020-09-04 12:52:27,059 INFO L87 Difference]: Start difference. First operand 2062 states and 2345 transitions. Second operand 7 states. [2020-09-04 12:52:27,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:27,947 INFO L93 Difference]: Finished difference Result 3346 states and 3865 transitions. [2020-09-04 12:52:27,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 12:52:27,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 391 [2020-09-04 12:52:27,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:27,951 INFO L225 Difference]: With dead ends: 3346 [2020-09-04 12:52:27,951 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 12:52:27,962 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 513 SyntacticMatches, 15 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=95, Invalid=555, Unknown=0, NotChecked=0, Total=650 [2020-09-04 12:52:27,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 12:52:27,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 12:52:27,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 12:52:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 12:52:27,964 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 391 [2020-09-04 12:52:27,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:27,964 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 12:52:27,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 12:52:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 12:52:27,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 12:52:28,178 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:52:28,182 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 12:52:28,580 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:52:28,965 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:29,327 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:52:29,700 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:30,076 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:52:30,457 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:52:30,833 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:31,199 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:52:31,575 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:31,958 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:52:32,341 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:52:32,714 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:33,087 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:33,473 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:52:33,836 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:34,429 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:52:35,005 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:52:35,381 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:35,744 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:36,499 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:52:36,873 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:37,250 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:52:38,008 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:52:38,775 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:52:39,545 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:52:39,901 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:40,271 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:40,629 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:41,374 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:52:41,744 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:42,498 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:52:42,868 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:43,217 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:52:43,974 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:52:44,740 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:52:45,118 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:52:45,701 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:52:46,117 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:52:46,480 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:46,854 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:47,420 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:52:47,785 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:48,175 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 12:52:48,569 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 12:52:48,949 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 12:52:49,337 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 12:52:49,732 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 12:52:50,130 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:52:50,528 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:50,924 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:52:51,298 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:54,439 WARN L193 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 474 DAG size of output: 412 [2020-09-04 12:52:54,821 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:55,188 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:52:55,580 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:56,550 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:56,916 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:52:57,291 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:52:57,659 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:58,040 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:52:58,448 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:52:58,825 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:52:59,184 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:52:59,546 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:52:59,919 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:00,290 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:00,661 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:01,032 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:01,395 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:01,775 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:02,137 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:02,494 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:03,251 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:53:04,017 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:53:04,366 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:53:04,736 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:05,111 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:05,690 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:53:06,056 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:06,426 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:07,002 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:53:07,380 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:07,743 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:08,107 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:08,480 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:09,225 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:53:09,595 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:10,348 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:53:10,711 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:11,088 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:11,454 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:11,816 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:12,180 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:53:12,552 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:12,926 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:13,295 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:13,668 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:14,023 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:53:14,400 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:14,583 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:53:14,952 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:15,130 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:15,498 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:15,860 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:16,227 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:16,590 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:16,954 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:17,324 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:17,697 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:18,067 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:18,441 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:18,617 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:18,995 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:19,180 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:53:19,549 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:19,914 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:20,286 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:20,660 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:21,069 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:21,442 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:21,815 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:22,191 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:22,557 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:26,526 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 508 DAG size of output: 412 [2020-09-04 12:53:26,670 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:53:29,168 WARN L193 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 404 DAG size of output: 367 [2020-09-04 12:53:29,538 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:29,913 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:30,290 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:30,949 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 12:53:31,322 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:31,506 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:53:32,130 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:53:32,496 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:33,162 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 12:53:33,523 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:53:33,889 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:34,502 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:53:35,351 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 12:53:35,721 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:36,091 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:36,457 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:37,128 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 12:53:37,306 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:37,665 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:53:37,832 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:53:38,199 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:38,561 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:38,920 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:53:39,789 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 12:53:40,632 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 12:53:40,998 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:41,364 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:42,043 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 12:53:42,405 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:42,776 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:43,636 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 12:53:43,809 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:44,172 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:44,542 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:44,715 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:53:45,088 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:45,443 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:53:45,815 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:46,473 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 12:53:46,841 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:47,445 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 12:53:47,624 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 12:53:47,998 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:53:48,368 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:48,741 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:49,103 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:49,477 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:49,831 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:53:50,209 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:50,393 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:53:50,763 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:51,133 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:51,309 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:51,672 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:52,037 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:52,400 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:52,775 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:53,141 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:53,515 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:53,884 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:53:54,254 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:53:54,431 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:53:54,810 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:53:54,993 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:53:55,359 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:53:55,734 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:56,097 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:56,460 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:56,834 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:57,208 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:53:57,588 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:53:57,963 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:58,328 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:53:58,702 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:53:59,082 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:53:59,463 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:53:59,837 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:00,219 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:54:00,617 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:00,985 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:01,647 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 12:54:02,020 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:02,392 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:02,768 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:03,432 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 12:54:03,616 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:54:03,983 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:04,352 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:04,716 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:05,075 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:05,439 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:06,288 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 12:54:06,644 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:54:07,015 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:07,374 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:08,041 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 12:54:08,401 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:08,578 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:54:08,945 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:09,308 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:10,191 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 12:54:10,556 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:10,919 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:11,784 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 12:54:12,148 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:13,007 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 12:54:13,682 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 12:54:14,057 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:14,427 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:14,784 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:54:15,399 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 12:54:16,003 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 12:54:16,373 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:16,751 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:17,125 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:17,752 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:54:18,118 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:18,734 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:54:19,095 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:19,476 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:19,848 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:20,015 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:54:20,380 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:20,748 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:21,117 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:21,483 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:21,847 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:22,222 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:22,585 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:22,951 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:23,122 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:54:23,495 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:23,667 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:54:24,040 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:24,406 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:24,778 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:24,958 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 12:54:25,324 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:25,682 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:26,054 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:26,236 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:54:26,893 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 12:54:27,522 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:54:27,881 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:28,253 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:28,618 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:29,468 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 12:54:30,139 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 12:54:30,315 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:54:30,685 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:31,050 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:31,217 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:54:31,585 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:32,485 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 12:54:32,844 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:33,524 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 12:54:34,135 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:54:34,979 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 12:54:35,346 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:35,711 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:36,081 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:36,453 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:54:36,816 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:36,988 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:54:37,344 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:54:37,959 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 12:54:38,332 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:38,696 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:39,560 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 12:54:40,168 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 12:54:40,538 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:40,915 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:41,297 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:41,663 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:42,049 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:42,427 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:54:42,807 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:43,186 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:43,558 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:43,929 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:44,333 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 12:54:44,737 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 12:54:45,145 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 12:54:45,549 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 12:54:45,958 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 12:54:46,835 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 12:54:47,208 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:47,567 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:47,937 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:54:48,114 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:54:48,290 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:54:48,675 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:49,437 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 12:54:49,618 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:54:50,194 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 12:54:50,777 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 12:54:51,142 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:51,909 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:54:52,691 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:54:53,074 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:53,257 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:54:53,624 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:54,007 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:54,373 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:54:54,765 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:55,155 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:55,529 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:56,187 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 12:54:56,559 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:54:56,935 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:54:57,569 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:54:57,934 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:54:58,598 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 12:54:58,780 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:54:59,140 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:54:59,752 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:55:00,118 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:00,488 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:01,338 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 232 [2020-09-04 12:55:01,701 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:02,073 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:55:02,742 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 12:55:03,103 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:55:03,281 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:55:03,640 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:55:03,810 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:55:04,175 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:04,539 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:05,406 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 12:55:05,772 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:06,637 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 12:55:07,003 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:55:07,367 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:55:07,736 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:08,412 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 12:55:09,273 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 12:55:09,636 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:09,811 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:55:10,180 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:10,354 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 12:55:10,727 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:11,082 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:55:11,454 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:12,101 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 228 [2020-09-04 12:55:12,470 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:55:13,074 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 12:55:13,253 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 12:55:13,633 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:14,006 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:14,373 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:14,754 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:55:15,116 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:15,488 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:16,243 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:55:16,601 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:16,972 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:17,320 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:55:17,696 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:55:18,452 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:55:19,220 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:55:19,800 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:55:20,172 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:55:20,546 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:21,114 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:55:21,476 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:21,844 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:22,213 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:22,579 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:22,952 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:23,695 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:55:24,072 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:55:24,452 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:55:24,820 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:25,193 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:25,571 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:55:25,959 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:55:26,333 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:26,707 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:27,190 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 204 [2020-09-04 12:55:27,362 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:55:27,734 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:55:27,911 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 12:55:28,291 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:55:28,477 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 12:55:28,656 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:55:29,366 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 234 [2020-09-04 12:55:29,733 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:30,181 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 12:55:30,903 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 236 [2020-09-04 12:55:31,397 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2020-09-04 12:55:31,850 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 12:55:32,344 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 12:55:32,808 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 203 [2020-09-04 12:55:33,172 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:55:33,544 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:34,334 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 12:55:34,694 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:55:35,067 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:35,416 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 12:55:35,794 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:36,586 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 12:55:37,391 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 12:55:37,976 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:55:38,349 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:38,923 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:55:39,287 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:55:39,656 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:55:40,027 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:40,811 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 12:55:41,195 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:55:41,562 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:55:41,935 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:42,312 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:55:42,692 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:55:43,065 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:55:43,429 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:44,237 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:44,616 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 12:55:44,995 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:45,973 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 12:55:46,354 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 12:55:47,309 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 12:55:47,694 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 12:55:48,080 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 12:55:48,467 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 12:55:48,840 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:49,220 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:49,592 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:49,993 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:50,370 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:55:50,748 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 12:55:51,130 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:51,495 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:51,867 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:52,248 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:52,621 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:52,999 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:53,379 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:53,758 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:55:54,135 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:54,524 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:55:55,089 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:55:55,454 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:55,816 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:56,174 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:55:56,544 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:57,287 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:55:57,657 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:55:58,414 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:55:58,761 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:55:59,519 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:56:00,285 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:56:00,667 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:56:01,033 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:01,611 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:56:01,981 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:02,353 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:02,716 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:05,665 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 399 DAG size of output: 360 [2020-09-04 12:56:06,031 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 12:56:06,402 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:06,775 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:07,143 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:07,517 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:07,872 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 12:56:08,249 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:56:08,432 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:56:08,802 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:08,979 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:56:09,348 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:09,710 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:10,077 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:56:10,440 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:10,805 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:11,175 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:11,548 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:11,919 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:12,292 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:12,468 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 12:56:12,847 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:56:13,031 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 12:56:13,398 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:56:13,763 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:56:14,135 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:14,508 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:14,873 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 12:56:15,246 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:15,619 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:15,996 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:16,362 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:16,745 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:17,113 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:17,486 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:17,870 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:18,243 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:18,615 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:56:18,991 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:19,387 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:19,757 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:20,138 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:20,516 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 12:56:20,896 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:56:21,271 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:56:21,653 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:22,017 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:22,399 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 12:56:22,768 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:23,142 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:23,512 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:23,888 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:56:24,268 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:24,645 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 12:56:25,026 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:25,408 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:25,785 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:26,165 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:26,546 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:26,918 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:27,299 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:27,679 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:28,062 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:28,434 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:28,797 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:29,160 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:29,521 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:30,262 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:56:30,632 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:31,387 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 12:56:31,756 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:32,105 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 12:56:32,862 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:56:33,628 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 230 [2020-09-04 12:56:34,005 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 12:56:34,587 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 12:56:34,958 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 12:56:35,320 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:35,694 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 12:56:36,278 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 12:56:36,642 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:37,004 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:56:37,379 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 12:56:37,762 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:38,138 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:38,520 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 12:56:38,889 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:39,262 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:39,638 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:40,012 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 12:56:40,378 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 12:56:40,752 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:56:41,102 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 12:56:41,473 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:41,855 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:42,222 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:42,806 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:56:43,380 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:56:43,753 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:44,117 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:44,896 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 12:56:45,267 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:45,645 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:56:46,435 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 12:56:47,228 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 12:56:48,031 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 12:56:48,387 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:48,747 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:49,539 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 12:56:50,342 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 12:56:50,692 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 12:56:51,063 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:51,660 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 12:56:52,032 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 12:56:52,609 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 12:56:52,980 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:53,345 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:53,719 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:54,500 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 12:56:54,872 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 12:56:55,662 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 12:56:56,026 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 12:56:56,404 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 12:56:59,006 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 214 DAG size of output: 35 [2020-09-04 12:56:59,593 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-09-04 12:57:00,787 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 201 DAG size of output: 36 [2020-09-04 12:57:01,435 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-09-04 12:57:02,524 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 194 DAG size of output: 30 [2020-09-04 12:57:04,242 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 321 DAG size of output: 39 [2020-09-04 12:57:05,331 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 194 DAG size of output: 30 [2020-09-04 12:57:06,220 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 47 [2020-09-04 12:57:08,098 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 140 DAG size of output: 58 [2020-09-04 12:57:08,326 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-09-04 12:57:10,354 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 208 DAG size of output: 34 [2020-09-04 12:57:10,674 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-09-04 12:57:10,974 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-09-04 12:57:11,188 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:57:13,083 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 339 DAG size of output: 41 [2020-09-04 12:57:13,394 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:57:14,635 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 277 DAG size of output: 46 [2020-09-04 12:57:17,837 WARN L193 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 274 DAG size of output: 49 [2020-09-04 12:57:18,054 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:57:19,650 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 200 DAG size of output: 31 [2020-09-04 12:57:20,855 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 266 DAG size of output: 1 [2020-09-04 12:57:23,435 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 252 DAG size of output: 40 [2020-09-04 12:57:24,527 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 194 DAG size of output: 30 [2020-09-04 12:57:25,405 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 22 [2020-09-04 12:57:26,361 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 35 [2020-09-04 12:57:26,654 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 32 [2020-09-04 12:57:29,190 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 201 DAG size of output: 37 [2020-09-04 12:57:30,322 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 194 DAG size of output: 30 [2020-09-04 12:57:33,309 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 263 DAG size of output: 40 [2020-09-04 12:57:33,630 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-09-04 12:57:33,946 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-09-04 12:57:35,940 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 208 DAG size of output: 34 [2020-09-04 12:57:36,249 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 27 [2020-09-04 12:57:36,581 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-09-04 12:57:39,208 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 206 DAG size of output: 37 [2020-09-04 12:57:40,478 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 203 DAG size of output: 35 [2020-09-04 12:57:40,811 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-09-04 12:57:41,107 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-09-04 12:57:43,446 WARN L193 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 145 DAG size of output: 67 [2020-09-04 12:57:45,707 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 201 DAG size of output: 36 [2020-09-04 12:57:46,001 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 18 [2020-09-04 12:57:47,165 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 193 DAG size of output: 33 [2020-09-04 12:57:47,754 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-09-04 12:57:48,050 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-09-04 12:57:49,692 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 270 DAG size of output: 48 [2020-09-04 12:57:49,908 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:57:50,240 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-09-04 12:57:50,562 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-09-04 12:57:52,728 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 195 DAG size of output: 40 [2020-09-04 12:57:53,028 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-09-04 12:57:53,620 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-09-04 12:57:55,604 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 164 DAG size of output: 29 [2020-09-04 12:57:55,926 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-09-04 12:57:57,253 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 206 DAG size of output: 36 [2020-09-04 12:57:58,519 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 203 DAG size of output: 35 [2020-09-04 12:57:58,525 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-09-04 12:57:58,525 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-09-04 12:57:58,526 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-09-04 12:57:58,527 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-09-04 12:57:58,528 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 665 671) the Hoare annotation is: true [2020-09-04 12:57:58,528 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 665 671) no Hoare annotation was computed. [2020-09-04 12:57:58,528 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 672 680) no Hoare annotation was computed. [2020-09-04 12:57:58,528 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 672 680) the Hoare annotation is: true [2020-09-04 12:57:58,528 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 672 680) no Hoare annotation was computed. [2020-09-04 12:57:58,528 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 753 760) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-04 12:57:58,528 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 753 760) no Hoare annotation was computed. [2020-09-04 12:57:58,529 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 753 760) no Hoare annotation was computed. [2020-09-04 12:57:58,529 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 761 770) the Hoare annotation is: (let ((.cse10 (= 1 ~systemActive~0)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse0 (and .cse10 .cse7)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 2 ~waterLevel~0))) (.cse9 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4 .cse8) (or .cse9 .cse5 .cse6 .cse2 .cse7 .cse4) (or .cse0 .cse6 .cse1 .cse2 .cse4) (or .cse5 .cse3 .cse7 .cse4 .cse8) (or .cse9 .cse5 .cse3 .cse7 .cse4 (not (<= ~waterLevel~0 1)))))) [2020-09-04 12:57:58,529 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-09-04 12:57:58,529 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 761 770) no Hoare annotation was computed. [2020-09-04 12:57:58,529 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 761 770) no Hoare annotation was computed. [2020-09-04 12:57:58,530 INFO L264 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse6) (or .cse4 .cse5 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-09-04 12:57:58,530 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 771 799) the Hoare annotation is: true [2020-09-04 12:57:58,530 INFO L268 CegarLoopResult]: For program point L784(lines 784 790) no Hoare annotation was computed. [2020-09-04 12:57:58,530 INFO L268 CegarLoopResult]: For program point L783(lines 783 793) no Hoare annotation was computed. [2020-09-04 12:57:58,530 INFO L264 CegarLoopResult]: At program point L781(line 781) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse4 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse4) (or .cse6 .cse2 .cse3 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse1 .cse2 .cse8 .cse3 .cse4) (or .cse6 .cse5 .cse3 .cse7) (or .cse6 .cse2 .cse3 .cse4 (not (<= ~waterLevel~0 1)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse5 .cse1 .cse8 .cse3 .cse4) (or .cse5 .cse1 .cse3 .cse7))) [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 771 799) no Hoare annotation was computed. [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point L779(lines 779 796) no Hoare annotation was computed. [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point L779-1(lines 771 799) no Hoare annotation was computed. [2020-09-04 12:57:58,531 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-09-04 12:57:58,531 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 896) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,531 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 896) no Hoare annotation was computed. [2020-09-04 12:57:58,532 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~10 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,532 INFO L264 CegarLoopResult]: At program point L886-1(line 886) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~10 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,532 INFO L268 CegarLoopResult]: For program point L884(lines 884 891) no Hoare annotation was computed. [2020-09-04 12:57:58,532 INFO L268 CegarLoopResult]: For program point L884-1(lines 884 891) no Hoare annotation was computed. [2020-09-04 12:57:58,532 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-09-04 12:57:58,532 INFO L264 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,532 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,533 INFO L264 CegarLoopResult]: At program point L880-1(line 880) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 874 896) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 832 855) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 832 855) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 832 855) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-09-04 12:57:58,533 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 560 568) no Hoare annotation was computed. [2020-09-04 12:57:58,534 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 560 568) the Hoare annotation is: true [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 560 568) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 624 642) the Hoare annotation is: true [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L271 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: true [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L633-2(lines 633 637) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 624 642) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 624 642) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L576(lines 576 584) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L576-2(lines 576 584) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point L599-1(line 599) no Hoare annotation was computed. [2020-09-04 12:57:58,535 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 569 604) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point L588(lines 588 596) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point L588-2(lines 588 596) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 569 604) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 569 604) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 658 664) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 658 664) the Hoare annotation is: true [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-09-04 12:57:58,536 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 863 873) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 863 873) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 863 873) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,537 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 549 559) the Hoare annotation is: true [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 549 559) no Hoare annotation was computed. [2020-09-04 12:57:58,537 INFO L271 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: true [2020-09-04 12:57:58,537 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 549 559) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 541 548) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4 (not (<= ~waterLevel~0 1))))) [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 541 548) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 541 548) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point L990(lines 990 996) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 986 999) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 986 999) the Hoare annotation is: true [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 986 999) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point L512(lines 512 529) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 508 532) no Hoare annotation was computed. [2020-09-04 12:57:58,538 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 508 532) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or .cse0 .cse5 .cse6 .cse1 .cse2 .cse4) (or .cse5 .cse6 .cse7 .cse1 .cse2 .cse4) (or (not (<= ~waterLevel~0 2)) .cse7 .cse1 .cse2 .cse3))) [2020-09-04 12:57:58,539 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse6 .cse3 .cse7 .cse4) (or .cse0 .cse6 .cse3 .cse7 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) .cse5 .cse6 .cse3 .cse7))) [2020-09-04 12:57:58,539 INFO L268 CegarLoopResult]: For program point L527-1(lines 508 532) no Hoare annotation was computed. [2020-09-04 12:57:58,539 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse3 .cse6) (or .cse1 .cse2 (and (<= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (< 0 (+ processEnvironment_~tmp~5 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse7 .cse3 .cse4) (or .cse5 .cse7 .cse3 .cse6))) [2020-09-04 12:57:58,539 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse5 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~5) (<= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse3 .cse4) (or .cse6 .cse2 .cse3 .cse7))) [2020-09-04 12:57:58,539 INFO L268 CegarLoopResult]: For program point L516(lines 516 524) no Hoare annotation was computed. [2020-09-04 12:57:58,539 INFO L264 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse4 .cse5 .cse8 .cse6 .cse2 .cse7) (or .cse1 .cse8 .cse2 .cse3))) [2020-09-04 12:57:58,539 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 448 454) no Hoare annotation was computed. [2020-09-04 12:57:58,539 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 448 454) the Hoare annotation is: true [2020-09-04 12:57:58,540 INFO L264 CegarLoopResult]: At program point testENTRY(lines 685 748) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L264 CegarLoopResult]: At program point L731-2(lines 725 736) the Hoare annotation is: (let ((.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= 2 ~waterLevel~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse6 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse4) (and .cse7 .cse8 .cse2 .cse6 .cse4) (not .cse7) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse1 .cse8 .cse2 .cse4))) [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point L696(lines 695 740) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point testFINAL(lines 685 748) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point L725(lines 725 736) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse4 .cse1 .cse3) (and .cse6 .cse7 .cse2 .cse5 .cse3) (not .cse6) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse1 .cse7 .cse2 .cse3))) [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point L715(lines 715 721) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L268 CegarLoopResult]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2020-09-04 12:57:58,540 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (let ((.cse7 (<= 2 ~waterLevel~0)) (.cse8 (= 2 ~waterLevel~0)) (.cse10 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (= ~pumpRunning~0 0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse6 .cse2 .cse7 (<= ~waterLevel~0 2) .cse5) (and .cse6 .cse8 .cse7 .cse9 .cse5) (and .cse8 .cse2 .cse1 .cse3 .cse4 .cse10 .cse5) (and .cse8 .cse1 .cse3 .cse4 .cse10 .cse9 .cse5) (not (= |old(~pumpRunning~0)| 0)) (not .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse9 .cse5))) [2020-09-04 12:57:58,541 INFO L264 CegarLoopResult]: At program point L738(lines 695 740) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse8 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= 2 ~waterLevel~0) .cse2 .cse6 .cse7 .cse4) (and .cse0 .cse2 .cse3 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse2 .cse6 .cse3 .cse8 .cse4) (not .cse2) (and .cse2 .cse6 .cse3 .cse8 .cse7 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse2 .cse1 .cse6 (<= ~waterLevel~0 2) .cse4) (and .cse5 .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4))) [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L705(lines 705 711) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L705-1(lines 705 711) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L264 CegarLoopResult]: At program point L741(lines 694 742) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point testEXIT(lines 685 748) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-09-04 12:57:58,541 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 1000 1008) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 1000 1008) the Hoare annotation is: true [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 1000 1008) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L962-2(lines 962 970) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 954 976) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L962(lines 962 970) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-09-04 12:57:58,542 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 648 657) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 648 657) no Hoare annotation was computed. [2020-09-04 12:57:58,543 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 648 657) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 533 540) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 533 540) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 533 540) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 605 623) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-09-04 12:57:58,544 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 605 623) the Hoare annotation is: true [2020-09-04 12:57:58,544 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 605 623) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L271 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: true [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point L614-2(lines 614 618) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point L612-1(line 612) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 977 985) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,545 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,546 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: (let ((.cse9 (= 1 ~systemActive~0)) (.cse8 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (let ((.cse0 (and .cse9 .cse8)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not .cse9)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse7 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse2 .cse3 .cse6) (or .cse5 .cse3 .cse4 .cse8 (not (<= ~waterLevel~0 1)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse5 .cse3 .cse4 .cse7 .cse8)))) [2020-09-04 12:57:58,546 INFO L268 CegarLoopResult]: For program point L937-1(lines 933 944) no Hoare annotation was computed. [2020-09-04 12:57:58,546 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed. [2020-09-04 12:57:58,546 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true [2020-09-04 12:57:58,546 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 945 953) no Hoare annotation was computed. [2020-09-04 12:57:58,546 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed. [2020-09-04 12:57:58,546 INFO L264 CegarLoopResult]: At program point L437(line 437) the Hoare annotation is: (let ((.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= 1 ~systemActive~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse6 (and (= ~waterLevel~0 1) .cse10 .cse11)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse4 (and (<= 1 ~pumpRunning~0) .cse16 .cse15 .cse10 .cse11)) (.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse13 (not (= |old(~pumpRunning~0)| 0))) (.cse14 (and .cse16 (= ~pumpRunning~0 0))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not .cse15))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 .cse8 .cse3) (or .cse9 .cse7 .cse0 .cse1 .cse3 (and .cse10 (<= ~waterLevel~0 0) .cse11)) (or .cse6 .cse1 .cse2 .cse8 .cse3) (or .cse12 .cse2 .cse3 .cse13 .cse14) (or .cse7 .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse12 .cse7 .cse3 .cse13 .cse14) (or (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse10 .cse11) .cse9 .cse0 .cse1 .cse2 .cse3)))) [2020-09-04 12:57:58,547 INFO L264 CegarLoopResult]: At program point L435(lines 435 441) the Hoare annotation is: (let ((.cse13 (= ~waterLevel~0 1)) (.cse23 (<= 1 ~pumpRunning~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse20 (<= 1 ~switchedOnBeforeTS~0)) (.cse24 (= 1 ~systemActive~0)) (.cse25 (= ~methaneLevelCritical~0 0)) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse22 (<= ~waterLevel~0 0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse21 (= ~pumpRunning~0 0))) (let ((.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse18 (and .cse1 .cse21)) (.cse6 (and .cse20 .cse1 .cse24 .cse25 .cse12 .cse21 .cse22)) (.cse8 (and .cse23 .cse1 .cse24 .cse14 .cse22 .cse15)) (.cse2 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse17 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not .cse25)) (.cse9 (<= 2 ~waterLevel~0)) (.cse10 (<= ~waterLevel~0 2)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse16 (and .cse13 .cse20 .cse21)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not .cse24))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse7 .cse4 .cse8 .cse5) (or .cse0 (and .cse9 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse10) .cse11 .cse4 .cse12) (or (and .cse13 .cse14 .cse15) .cse16 .cse3 .cse7 .cse11 .cse4) (or .cse7 .cse17 .cse4 .cse12 .cse18) (or .cse0 .cse17 .cse4 .cse12 .cse18) (let ((.cse19 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse19 .cse14 .cse15) .cse6 .cse2 .cse3 (and .cse20 .cse19 .cse21) .cse7 .cse17 .cse4 .cse8)) (or .cse0 .cse2 .cse3 (and .cse20 .cse21 .cse22) .cse17 .cse4) (or (and .cse23 .cse1) .cse7 (and .cse9 .cse21 .cse10) .cse11 .cse4 .cse12) (or .cse0 .cse16 .cse3 .cse11 .cse4)))) [2020-09-04 12:57:58,547 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 421 447) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and .cse13 .cse12 .cse9 .cse10)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and .cse13 .cse9 .cse10)) (.cse3 (not .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse8 .cse3) (or (and (= 2 ~waterLevel~0) .cse9 .cse10) .cse5 .cse7 .cse11 .cse3) (or .cse7 .cse2 .cse8 .cse11 .cse3) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse6 .cse7 .cse2 .cse8 (not (<= |old(~waterLevel~0)| 1)) .cse3)))) [2020-09-04 12:57:58,547 INFO L264 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= 1 ~systemActive~0)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse2 (and .cse11 .cse10 .cse12 .cse5 .cse13)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse11 .cse12 .cse13)) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5) (or .cse1 .cse6 .cse2 .cse3 .cse4) (or (not (<= |old(~waterLevel~0)| 2)) .cse0 .cse8 .cse1 .cse9 .cse4) (or .cse0 .cse7 .cse4 .cse5) (or .cse8 .cse1 .cse9 .cse6 .cse7 .cse4) (or .cse6 .cse3 .cse4 .cse5)))) [2020-09-04 12:57:58,547 INFO L268 CegarLoopResult]: For program point L428(lines 424 446) no Hoare annotation was computed. [2020-09-04 12:57:58,547 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 421 447) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point L426(lines 424 446) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 421 447) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 802 831) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 802 831) the Hoare annotation is: true [2020-09-04 12:57:58,548 INFO L271 CegarLoopResult]: At program point L827(lines 802 831) the Hoare annotation is: true [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2020-09-04 12:57:58,548 INFO L271 CegarLoopResult]: At program point L816-1(lines 816 820) the Hoare annotation is: true [2020-09-04 12:57:58,548 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-09-04 12:57:58,549 INFO L271 CegarLoopResult]: At program point L812-2(lines 812 826) the Hoare annotation is: true [2020-09-04 12:57:58,549 INFO L271 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: true [2020-09-04 12:57:58,549 INFO L268 CegarLoopResult]: For program point L808-1(line 808) no Hoare annotation was computed. [2020-09-04 12:57:58,549 INFO L268 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2020-09-04 12:57:58,549 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or (not (<= |old(~waterLevel~0)| 2)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0)) .cse3) (or .cse0 .cse4 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2 .cse3))) [2020-09-04 12:57:58,549 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed. [2020-09-04 12:57:58,549 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 856 862) no Hoare annotation was computed. [2020-09-04 12:57:58,549 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 856 862) the Hoare annotation is: true [2020-09-04 12:57:58,550 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,550 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-04 12:57:58,550 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 12:57:58,550 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:57:58,550 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 456 480) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse5 .cse1 .cse2 .cse4) (or (not (<= ~waterLevel~0 2)) .cse5 .cse1 .cse2 .cse3))) [2020-09-04 12:57:58,550 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 456 480) no Hoare annotation was computed. [2020-09-04 12:57:58,550 INFO L264 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse3 .cse1 .cse2))) [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point L475-1(lines 456 480) no Hoare annotation was computed. [2020-09-04 12:57:58,551 INFO L264 CegarLoopResult]: At program point L470(line 470) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse4 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~3 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3 (not (= 2 ~waterLevel~0)) .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 2)) .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse2 .cse4))) [2020-09-04 12:57:58,551 INFO L264 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5 .cse6) (or .cse0 .cse1 .cse5 .cse2) (or .cse3 .cse1 .cse5 .cse2) (or .cse0 .cse4 .cse1 .cse5 .cse6))) [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point L464(lines 464 472) no Hoare annotation was computed. [2020-09-04 12:57:58,551 INFO L264 CegarLoopResult]: At program point L462(line 462) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5 .cse2) (or .cse3 .cse4 .cse1 .cse5 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse4 .cse1 .cse5))) [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point L462-1(line 462) no Hoare annotation was computed. [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point L460(lines 460 477) no Hoare annotation was computed. [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed. [2020-09-04 12:57:58,551 INFO L268 CegarLoopResult]: For program point L925-1(lines 921 932) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: (let ((.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= 2 ~waterLevel~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse7 .cse4) (or .cse8 .cse5 .cse6 .cse7 .cse4) (or .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse0 .cse8 .cse1 .cse3 .cse4) (or .cse8 .cse1 .cse6 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse7 .cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-09-04 12:57:58,552 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2020-09-04 12:57:58,552 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 482 506) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 482 506) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse5 .cse1 .cse2 .cse4) (or (not (<= ~waterLevel~0 2)) .cse5 .cse1 .cse2 .cse3))) [2020-09-04 12:57:58,552 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5 .cse2) (or .cse3 .cse4 .cse1 .cse5 (not (= 2 ~waterLevel~0))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse4 .cse1 .cse5))) [2020-09-04 12:57:58,552 INFO L268 CegarLoopResult]: For program point L501-1(lines 482 506) no Hoare annotation was computed. [2020-09-04 12:57:58,552 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse3 .cse1 .cse2))) [2020-09-04 12:57:58,553 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse3 .cse1 .cse2))) [2020-09-04 12:57:58,553 INFO L268 CegarLoopResult]: For program point L490(lines 490 498) no Hoare annotation was computed. [2020-09-04 12:57:58,553 INFO L264 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse3 .cse1 .cse2))) [2020-09-04 12:57:58,553 INFO L268 CegarLoopResult]: For program point L488-1(line 488) no Hoare annotation was computed. [2020-09-04 12:57:58,553 INFO L268 CegarLoopResult]: For program point L486(lines 486 503) no Hoare annotation was computed. [2020-09-04 12:57:58,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 12:57:58 BoogieIcfgContainer [2020-09-04 12:57:58,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 12:57:58,576 INFO L168 Benchmark]: Toolchain (without parser) took 445823.63 ms. Allocated memory was 141.6 MB in the beginning and 218.1 MB in the end (delta: 76.5 MB). Free memory was 104.3 MB in the beginning and 69.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 953.1 MB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,576 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.03 ms. Allocated memory was 141.6 MB in the beginning and 205.5 MB in the end (delta: 64.0 MB). Free memory was 104.1 MB in the beginning and 173.6 MB in the end (delta: -69.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,577 INFO L168 Benchmark]: Boogie Preprocessor took 97.90 ms. Allocated memory is still 205.5 MB. Free memory was 173.6 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,577 INFO L168 Benchmark]: RCFGBuilder took 1177.11 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 169.6 MB in the beginning and 189.2 MB in the end (delta: -19.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,577 INFO L168 Benchmark]: TraceAbstraction took 443717.00 ms. Allocated memory was 234.9 MB in the beginning and 218.1 MB in the end (delta: -16.8 MB). Free memory was 187.8 MB in the beginning and 69.5 MB in the end (delta: 118.3 MB). Peak memory consumption was 943.3 MB. Max. memory is 7.1 GB. [2020-09-04 12:57:58,578 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 826.03 ms. Allocated memory was 141.6 MB in the beginning and 205.5 MB in the end (delta: 64.0 MB). Free memory was 104.1 MB in the beginning and 173.6 MB in the end (delta: -69.5 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.90 ms. Allocated memory is still 205.5 MB. Free memory was 173.6 MB in the beginning and 169.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1177.11 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 169.6 MB in the beginning and 189.2 MB in the end (delta: -19.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 443717.00 ms. Allocated memory was 234.9 MB in the beginning and 218.1 MB in the end (delta: -16.8 MB). Free memory was 187.8 MB in the beginning and 69.5 MB in the end (delta: 118.3 MB). Peak memory consumption was 943.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (((((((((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && 2 <= waterLevel) && 1 <= methaneLevelCritical) && splverifierCounter == 0)) || ((((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || (((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && waterLevel <= \old(waterLevel) + 1) && splverifierCounter == 0)) || !(1 == systemActive)) || (((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && waterLevel <= \old(waterLevel) + 1) && 1 <= methaneLevelCritical) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && splverifierCounter == 0)) || ((((1 <= pumpRunning && waterLevel <= 1) && methaneLevelCritical == 0) && pumpRunning <= switchedOnBeforeTS) && splverifierCounter == 0) - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 113.2s, OverallIterations: 14, TraceHistogramMax: 9, AutomataDifference: 94.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 330.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2844 SDtfs, 6957 SDslu, 6425 SDs, 0 SdLazy, 22399 SolverSat, 5089 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3277 GetRequests, 2812 SyntacticMatches, 25 SemanticMatches, 440 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7128 ImplicationChecksByTransitivity, 51.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2272occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 1429 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 4361 PreInvPairs, 4630 NumberOfFragments, 4163 HoareAnnotationTreeSize, 4361 FomulaSimplifications, 989874264 FormulaSimplificationTreeSizeReduction, 268.1s HoareSimplificationTime, 69 FomulaSimplificationsInter, 2392054 FormulaSimplificationTreeSizeReductionInter, 61.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 11.4s InterpolantComputationTime, 4457 NumberOfCodeBlocks, 4457 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4437 ConstructedInterpolants, 0 QuantifiedInterpolants, 2570731 SizeOfPredicates, 23 NumberOfNonLiveVariables, 7766 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 3976/4232 InterpolantCoveringCapability, 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 correct! Received shutdown request...