/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_spec2_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 11:29:48,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 11:29:48,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 11:29:48,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 11:29:48,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 11:29:48,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 11:29:48,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 11:29:48,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 11:29:48,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 11:29:48,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 11:29:48,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 11:29:48,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 11:29:48,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 11:29:48,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 11:29:48,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 11:29:48,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 11:29:48,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 11:29:48,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 11:29:48,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 11:29:48,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 11:29:48,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 11:29:48,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 11:29:48,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 11:29:48,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 11:29:48,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 11:29:48,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 11:29:48,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 11:29:48,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 11:29:48,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 11:29:48,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 11:29:48,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 11:29:48,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 11:29:48,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 11:29:48,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 11:29:48,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 11:29:48,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 11:29:48,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 11:29:48,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 11:29:48,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 11:29:48,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 11:29:48,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 11:29:48,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 11:29:48,535 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 11:29:48,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 11:29:48,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 11:29:48,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 11:29:48,538 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 11:29:48,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 11:29:48,539 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 11:29:48,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 11:29:48,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 11:29:48,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 11:29:48,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 11:29:48,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 11:29:48,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 11:29:48,541 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 11:29:48,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 11:29:48,541 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 11:29:48,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 11:29:48,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 11:29:48,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 11:29:48,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 11:29:48,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 11:29:48,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:29:48,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 11:29:48,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 11:29:48,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 11:29:48,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 11:29:48,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 11:29:48,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 11:29:48,544 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 11:29:48,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 11:29:48,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 11:29:48,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 11:29:48,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 11:29:48,853 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 11:29:48,854 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 11:29:48,855 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2020-07-17 11:29:48,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12d9e7db/b0c114632a11480d83a56623c415cfba/FLAG4a770f47f [2020-07-17 11:29:49,446 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 11:29:49,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2020-07-17 11:29:49,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12d9e7db/b0c114632a11480d83a56623c415cfba/FLAG4a770f47f [2020-07-17 11:29:49,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12d9e7db/b0c114632a11480d83a56623c415cfba [2020-07-17 11:29:49,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 11:29:49,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 11:29:49,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 11:29:49,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 11:29:49,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 11:29:49,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:29:49" (1/1) ... [2020-07-17 11:29:49,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b51e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:49, skipping insertion in model container [2020-07-17 11:29:49,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:29:49" (1/1) ... [2020-07-17 11:29:49,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 11:29:49,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 11:29:50,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:29:50,185 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 11:29:50,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:29:50,429 INFO L208 MainTranslator]: Completed translation [2020-07-17 11:29:50,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50 WrapperNode [2020-07-17 11:29:50,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 11:29:50,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 11:29:50,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 11:29:50,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 11:29:50,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... [2020-07-17 11:29:50,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 11:29:50,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 11:29:50,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 11:29:50,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 11:29:50,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:29:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 11:29:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 11:29:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 11:29:50,655 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 11:29:50,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 11:29:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 11:29:50,657 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 11:29:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 11:29:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 11:29:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 11:29:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-17 11:29:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-17 11:29:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 11:29:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 11:29:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 11:29:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 11:29:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:29:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 11:29:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 11:29:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 11:29:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 11:29:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 11:29:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 11:29:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 11:29:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 11:29:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 11:29:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 11:29:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 11:29:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 11:29:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 11:29:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 11:29:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 11:29:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-17 11:29:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 11:29:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 11:29:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 11:29:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 11:29:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 11:29:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 11:29:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 11:29:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 11:29:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 11:29:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 11:29:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 11:29:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 11:29:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 11:29:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 11:29:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 11:29:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 11:29:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 11:29:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 11:29:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 11:29:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 11:29:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 11:29:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 11:29:51,685 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 11:29:51,686 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 11:29:51,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:29:51 BoogieIcfgContainer [2020-07-17 11:29:51,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 11:29:51,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 11:29:51,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 11:29:51,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 11:29:51,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:29:49" (1/3) ... [2020-07-17 11:29:51,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f613572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:29:51, skipping insertion in model container [2020-07-17 11:29:51,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:29:50" (2/3) ... [2020-07-17 11:29:51,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f613572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:29:51, skipping insertion in model container [2020-07-17 11:29:51,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:29:51" (3/3) ... [2020-07-17 11:29:51,700 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39.cil.c [2020-07-17 11:29:51,711 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 11:29:51,720 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 11:29:51,734 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 11:29:51,761 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 11:29:51,762 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 11:29:51,762 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 11:29:51,762 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 11:29:51,762 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 11:29:51,763 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 11:29:51,763 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 11:29:51,763 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 11:29:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-07-17 11:29:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-17 11:29:51,798 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:29:51,799 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:29:51,799 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:29:51,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:29:51,806 INFO L82 PathProgramCache]: Analyzing trace with hash 652232891, now seen corresponding path program 1 times [2020-07-17 11:29:51,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:29:51,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341854923] [2020-07-17 11:29:51,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:29:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,552 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:29:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:29:52,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341854923] [2020-07-17 11:29:52,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:29:52,640 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 11:29:52,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432718353] [2020-07-17 11:29:52,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 11:29:52,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:29:52,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 11:29:52,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:29:52,668 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 4 states. [2020-07-17 11:29:53,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:29:53,884 INFO L93 Difference]: Finished difference Result 301 states and 396 transitions. [2020-07-17 11:29:53,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 11:29:53,886 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-17 11:29:53,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:29:53,901 INFO L225 Difference]: With dead ends: 301 [2020-07-17 11:29:53,901 INFO L226 Difference]: Without dead ends: 168 [2020-07-17 11:29:53,906 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:29:53,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-07-17 11:29:53,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 134. [2020-07-17 11:29:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-17 11:29:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2020-07-17 11:29:53,998 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2020-07-17 11:29:53,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:29:53,998 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2020-07-17 11:29:53,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 11:29:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2020-07-17 11:29:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 11:29:54,002 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:29:54,002 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:29:54,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 11:29:54,003 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:29:54,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:29:54,003 INFO L82 PathProgramCache]: Analyzing trace with hash -564528421, now seen corresponding path program 1 times [2020-07-17 11:29:54,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:29:54,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841980951] [2020-07-17 11:29:54,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:29:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,424 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:29:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:29:54,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841980951] [2020-07-17 11:29:54,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:29:54,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 11:29:54,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102335574] [2020-07-17 11:29:54,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 11:29:54,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:29:54,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 11:29:54,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 11:29:54,500 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 5 states. [2020-07-17 11:29:54,976 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:29:55,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:29:55,912 INFO L93 Difference]: Finished difference Result 240 states and 299 transitions. [2020-07-17 11:29:55,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 11:29:55,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-17 11:29:55,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:29:55,920 INFO L225 Difference]: With dead ends: 240 [2020-07-17 11:29:55,920 INFO L226 Difference]: Without dead ends: 158 [2020-07-17 11:29:55,922 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:29:55,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-17 11:29:55,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 125. [2020-07-17 11:29:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-17 11:29:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-07-17 11:29:55,974 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2020-07-17 11:29:55,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:29:55,974 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-07-17 11:29:55,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 11:29:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-07-17 11:29:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-17 11:29:55,977 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:29:55,977 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:29:55,977 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 11:29:55,978 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:29:55,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:29:55,978 INFO L82 PathProgramCache]: Analyzing trace with hash -1211879035, now seen corresponding path program 1 times [2020-07-17 11:29:55,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:29:55,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576699243] [2020-07-17 11:29:55,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:29:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,326 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:29:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:29:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:29:56,425 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576699243] [2020-07-17 11:29:56,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:29:56,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:29:56,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725210740] [2020-07-17 11:29:56,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:29:56,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:29:56,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:29:56,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:29:56,428 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 9 states. [2020-07-17 11:29:56,845 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:29:57,175 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:29:57,429 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:29:57,656 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:29:58,434 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:00,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:00,325 INFO L93 Difference]: Finished difference Result 423 states and 537 transitions. [2020-07-17 11:30:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 11:30:00,326 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-07-17 11:30:00,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:00,332 INFO L225 Difference]: With dead ends: 423 [2020-07-17 11:30:00,332 INFO L226 Difference]: Without dead ends: 326 [2020-07-17 11:30:00,334 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-17 11:30:00,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-07-17 11:30:00,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 265. [2020-07-17 11:30:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-07-17 11:30:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2020-07-17 11:30:00,422 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 56 [2020-07-17 11:30:00,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:00,423 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2020-07-17 11:30:00,423 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:30:00,423 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2020-07-17 11:30:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-17 11:30:00,426 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:00,426 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:00,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 11:30:00,427 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:00,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:00,427 INFO L82 PathProgramCache]: Analyzing trace with hash -773448372, now seen corresponding path program 1 times [2020-07-17 11:30:00,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:00,428 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769423491] [2020-07-17 11:30:00,428 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,729 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:00,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769423491] [2020-07-17 11:30:00,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:00,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:30:00,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573129292] [2020-07-17 11:30:00,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:30:00,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:00,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:30:00,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:30:00,828 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 9 states. [2020-07-17 11:30:01,326 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:02,426 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:02,820 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:03,190 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:03,509 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:04,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:04,837 INFO L93 Difference]: Finished difference Result 845 states and 1123 transitions. [2020-07-17 11:30:04,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-17 11:30:04,841 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-07-17 11:30:04,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:04,847 INFO L225 Difference]: With dead ends: 845 [2020-07-17 11:30:04,848 INFO L226 Difference]: Without dead ends: 608 [2020-07-17 11:30:04,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-17 11:30:04,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2020-07-17 11:30:04,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 478. [2020-07-17 11:30:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2020-07-17 11:30:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2020-07-17 11:30:04,975 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 62 [2020-07-17 11:30:04,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:04,975 INFO L479 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2020-07-17 11:30:04,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:30:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2020-07-17 11:30:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-07-17 11:30:04,978 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:04,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:04,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 11:30:04,979 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:04,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:04,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1032831448, now seen corresponding path program 1 times [2020-07-17 11:30:04,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:04,980 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983039474] [2020-07-17 11:30:04,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,264 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:05,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983039474] [2020-07-17 11:30:05,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:05,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:30:05,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852855603] [2020-07-17 11:30:05,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:30:05,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:05,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:30:05,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:05,376 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 10 states. [2020-07-17 11:30:05,999 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:07,013 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:07,304 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:07,571 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:08,201 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:09,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:09,396 INFO L93 Difference]: Finished difference Result 1339 states and 1842 transitions. [2020-07-17 11:30:09,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-17 11:30:09,399 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-07-17 11:30:09,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:09,405 INFO L225 Difference]: With dead ends: 1339 [2020-07-17 11:30:09,406 INFO L226 Difference]: Without dead ends: 889 [2020-07-17 11:30:09,408 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-07-17 11:30:09,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2020-07-17 11:30:09,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 693. [2020-07-17 11:30:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 693 states. [2020-07-17 11:30:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 847 transitions. [2020-07-17 11:30:09,569 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 847 transitions. Word has length 66 [2020-07-17 11:30:09,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:09,570 INFO L479 AbstractCegarLoop]: Abstraction has 693 states and 847 transitions. [2020-07-17 11:30:09,570 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:30:09,570 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 847 transitions. [2020-07-17 11:30:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-17 11:30:09,572 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:09,572 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:09,573 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 11:30:09,573 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:09,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:09,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1961211398, now seen corresponding path program 1 times [2020-07-17 11:30:09,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:09,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719050635] [2020-07-17 11:30:09,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,845 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:10,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719050635] [2020-07-17 11:30:10,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:10,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:30:10,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992069122] [2020-07-17 11:30:10,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:30:10,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:10,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:30:10,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:10,012 INFO L87 Difference]: Start difference. First operand 693 states and 847 transitions. Second operand 10 states. [2020-07-17 11:30:10,828 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:11,893 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:12,153 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:30:12,455 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:12,731 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:14,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:14,914 INFO L93 Difference]: Finished difference Result 2350 states and 3369 transitions. [2020-07-17 11:30:14,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-17 11:30:14,915 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-17 11:30:14,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:14,929 INFO L225 Difference]: With dead ends: 2350 [2020-07-17 11:30:14,929 INFO L226 Difference]: Without dead ends: 1685 [2020-07-17 11:30:14,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=159, Invalid=441, Unknown=0, NotChecked=0, Total=600 [2020-07-17 11:30:14,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1685 states. [2020-07-17 11:30:15,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1685 to 1247. [2020-07-17 11:30:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1247 states. [2020-07-17 11:30:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1522 transitions. [2020-07-17 11:30:15,341 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1522 transitions. Word has length 88 [2020-07-17 11:30:15,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:15,342 INFO L479 AbstractCegarLoop]: Abstraction has 1247 states and 1522 transitions. [2020-07-17 11:30:15,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:30:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1522 transitions. [2020-07-17 11:30:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-17 11:30:15,347 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:15,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:15,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 11:30:15,349 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:15,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:15,349 INFO L82 PathProgramCache]: Analyzing trace with hash 608275001, now seen corresponding path program 1 times [2020-07-17 11:30:15,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:15,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509775016] [2020-07-17 11:30:15,350 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,620 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:15,763 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509775016] [2020-07-17 11:30:15,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:15,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:30:15,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931815371] [2020-07-17 11:30:15,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:30:15,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:15,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:30:15,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:15,770 INFO L87 Difference]: Start difference. First operand 1247 states and 1522 transitions. Second operand 10 states. [2020-07-17 11:30:17,071 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:17,342 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:30:17,631 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:17,904 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:19,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:19,176 INFO L93 Difference]: Finished difference Result 2904 states and 3892 transitions. [2020-07-17 11:30:19,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 11:30:19,177 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-17 11:30:19,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:19,188 INFO L225 Difference]: With dead ends: 2904 [2020-07-17 11:30:19,189 INFO L226 Difference]: Without dead ends: 1685 [2020-07-17 11:30:19,194 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-17 11:30:19,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1685 states. [2020-07-17 11:30:19,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1685 to 1287. [2020-07-17 11:30:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1287 states. [2020-07-17 11:30:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1287 states and 1562 transitions. [2020-07-17 11:30:19,469 INFO L78 Accepts]: Start accepts. Automaton has 1287 states and 1562 transitions. Word has length 88 [2020-07-17 11:30:19,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:19,473 INFO L479 AbstractCegarLoop]: Abstraction has 1287 states and 1562 transitions. [2020-07-17 11:30:19,473 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:30:19,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1562 transitions. [2020-07-17 11:30:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-17 11:30:19,476 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:19,476 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:19,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 11:30:19,477 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:19,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:19,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1309874875, now seen corresponding path program 1 times [2020-07-17 11:30:19,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:19,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731699795] [2020-07-17 11:30:19,478 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,748 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:19,913 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731699795] [2020-07-17 11:30:19,914 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:19,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 11:30:19,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348155431] [2020-07-17 11:30:19,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:30:19,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:19,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:30:19,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:30:19,917 INFO L87 Difference]: Start difference. First operand 1287 states and 1562 transitions. Second operand 12 states. [2020-07-17 11:30:20,507 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:20,751 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:21,002 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:21,737 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:22,003 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:22,241 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:23,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:23,530 INFO L93 Difference]: Finished difference Result 2600 states and 3450 transitions. [2020-07-17 11:30:23,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 11:30:23,531 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-17 11:30:23,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:23,539 INFO L225 Difference]: With dead ends: 2600 [2020-07-17 11:30:23,540 INFO L226 Difference]: Without dead ends: 1341 [2020-07-17 11:30:23,544 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-17 11:30:23,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2020-07-17 11:30:23,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1063. [2020-07-17 11:30:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1063 states. [2020-07-17 11:30:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1258 transitions. [2020-07-17 11:30:23,734 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1258 transitions. Word has length 88 [2020-07-17 11:30:23,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:23,734 INFO L479 AbstractCegarLoop]: Abstraction has 1063 states and 1258 transitions. [2020-07-17 11:30:23,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:30:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1258 transitions. [2020-07-17 11:30:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-17 11:30:23,737 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:23,738 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:23,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 11:30:23,738 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:23,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:23,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1814435734, now seen corresponding path program 1 times [2020-07-17 11:30:23,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:23,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642644613] [2020-07-17 11:30:23,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:23,993 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:24,114 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642644613] [2020-07-17 11:30:24,114 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:24,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 11:30:24,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821434007] [2020-07-17 11:30:24,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:30:24,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:24,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:30:24,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 11:30:24,117 INFO L87 Difference]: Start difference. First operand 1063 states and 1258 transitions. Second operand 8 states. [2020-07-17 11:30:24,547 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:27,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:27,190 INFO L93 Difference]: Finished difference Result 2130 states and 2835 transitions. [2020-07-17 11:30:27,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-17 11:30:27,190 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-07-17 11:30:27,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:27,204 INFO L225 Difference]: With dead ends: 2130 [2020-07-17 11:30:27,204 INFO L226 Difference]: Without dead ends: 2127 [2020-07-17 11:30:27,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=212, Invalid=544, Unknown=0, NotChecked=0, Total=756 [2020-07-17 11:30:27,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2127 states. [2020-07-17 11:30:27,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2127 to 1652. [2020-07-17 11:30:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1652 states. [2020-07-17 11:30:27,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1652 states and 1981 transitions. [2020-07-17 11:30:27,547 INFO L78 Accepts]: Start accepts. Automaton has 1652 states and 1981 transitions. Word has length 92 [2020-07-17 11:30:27,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:27,548 INFO L479 AbstractCegarLoop]: Abstraction has 1652 states and 1981 transitions. [2020-07-17 11:30:27,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:30:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 1981 transitions. [2020-07-17 11:30:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 11:30:27,557 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:27,557 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:27,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-17 11:30:27,558 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:27,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:27,558 INFO L82 PathProgramCache]: Analyzing trace with hash -374585462, now seen corresponding path program 1 times [2020-07-17 11:30:27,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:27,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653157594] [2020-07-17 11:30:27,559 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,871 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-17 11:30:28,231 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653157594] [2020-07-17 11:30:28,231 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276559293] [2020-07-17 11:30:28,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/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 [2020-07-17 11:30:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:28,654 INFO L264 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-17 11:30:28,687 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:30:29,028 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-17 11:30:29,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:30:29,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-17 11:30:29,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679584743] [2020-07-17 11:30:29,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:30:29,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:29,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:30:29,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:30:29,036 INFO L87 Difference]: Start difference. First operand 1652 states and 1981 transitions. Second operand 8 states. [2020-07-17 11:30:29,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:29,767 INFO L93 Difference]: Finished difference Result 3232 states and 3922 transitions. [2020-07-17 11:30:29,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 11:30:29,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2020-07-17 11:30:29,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:29,781 INFO L225 Difference]: With dead ends: 3232 [2020-07-17 11:30:29,781 INFO L226 Difference]: Without dead ends: 1608 [2020-07-17 11:30:29,788 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:30:29,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2020-07-17 11:30:30,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1608. [2020-07-17 11:30:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1608 states. [2020-07-17 11:30:30,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 1899 transitions. [2020-07-17 11:30:30,174 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 1899 transitions. Word has length 150 [2020-07-17 11:30:30,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:30,175 INFO L479 AbstractCegarLoop]: Abstraction has 1608 states and 1899 transitions. [2020-07-17 11:30:30,175 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:30:30,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1899 transitions. [2020-07-17 11:30:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-07-17 11:30:30,182 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:30,182 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 11:30:30,395 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-17 11:30:30,396 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:30,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:30,396 INFO L82 PathProgramCache]: Analyzing trace with hash -936503095, now seen corresponding path program 1 times [2020-07-17 11:30:30,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:30,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427425246] [2020-07-17 11:30:30,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,753 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-07-17 11:30:31,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427425246] [2020-07-17 11:30:31,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438989556] [2020-07-17 11:30:31,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/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 [2020-07-17 11:30:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,210 INFO L264 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-17 11:30:31,217 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:30:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:31,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:30:31,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 13 [2020-07-17 11:30:31,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984690950] [2020-07-17 11:30:31,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 11:30:31,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:31,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 11:30:31,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-17 11:30:31,250 INFO L87 Difference]: Start difference. First operand 1608 states and 1899 transitions. Second operand 3 states. [2020-07-17 11:30:31,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:31,608 INFO L93 Difference]: Finished difference Result 2750 states and 3300 transitions. [2020-07-17 11:30:31,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 11:30:31,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2020-07-17 11:30:31,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:31,619 INFO L225 Difference]: With dead ends: 2750 [2020-07-17 11:30:31,619 INFO L226 Difference]: Without dead ends: 1486 [2020-07-17 11:30:31,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-17 11:30:31,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2020-07-17 11:30:31,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1458. [2020-07-17 11:30:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1458 states. [2020-07-17 11:30:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 1634 transitions. [2020-07-17 11:30:31,961 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 1634 transitions. Word has length 150 [2020-07-17 11:30:31,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:31,962 INFO L479 AbstractCegarLoop]: Abstraction has 1458 states and 1634 transitions. [2020-07-17 11:30:31,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 11:30:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1634 transitions. [2020-07-17 11:30:31,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-07-17 11:30:31,968 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:31,970 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 11:30:32,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:30:32,184 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:32,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:32,184 INFO L82 PathProgramCache]: Analyzing trace with hash -2018968461, now seen corresponding path program 1 times [2020-07-17 11:30:32,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:32,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267781150] [2020-07-17 11:30:32,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,514 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-07-17 11:30:32,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267781150] [2020-07-17 11:30:32,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768426849] [2020-07-17 11:30:32,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/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 [2020-07-17 11:30:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:32,874 INFO L264 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-17 11:30:32,877 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:30:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-17 11:30:32,901 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:30:32,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-17 11:30:32,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514075190] [2020-07-17 11:30:32,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 11:30:32,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:32,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 11:30:32,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:32,903 INFO L87 Difference]: Start difference. First operand 1458 states and 1634 transitions. Second operand 3 states. [2020-07-17 11:30:33,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:33,103 INFO L93 Difference]: Finished difference Result 1678 states and 1895 transitions. [2020-07-17 11:30:33,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 11:30:33,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2020-07-17 11:30:33,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:33,104 INFO L225 Difference]: With dead ends: 1678 [2020-07-17 11:30:33,104 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 11:30:33,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:33,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 11:30:33,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 11:30:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 11:30:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 11:30:33,110 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-07-17 11:30:33,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:33,110 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 11:30:33,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 11:30:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 11:30:33,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 11:30:33,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-17 11:30:33,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 11:30:35,165 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 320 DAG size of output: 291 [2020-07-17 11:30:36,188 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 306 [2020-07-17 11:30:36,914 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 306 [2020-07-17 11:30:38,529 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 306 [2020-07-17 11:30:39,185 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 360 [2020-07-17 11:30:40,458 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2020-07-17 11:30:40,783 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 220 [2020-07-17 11:30:41,012 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 205 [2020-07-17 11:30:42,023 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-07-17 11:30:42,191 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-17 11:30:42,374 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:30:42,597 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:30:42,776 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-17 11:30:42,913 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2020-07-17 11:30:43,085 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-17 11:30:43,619 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-07-17 11:30:44,970 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 237 DAG size of output: 40 [2020-07-17 11:30:45,183 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:45,378 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:30:45,565 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:30:46,854 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 179 DAG size of output: 39 [2020-07-17 11:30:47,042 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-17 11:30:48,386 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 254 DAG size of output: 47 [2020-07-17 11:30:49,638 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 168 DAG size of output: 29 [2020-07-17 11:30:50,318 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 35 [2020-07-17 11:30:50,742 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2020-07-17 11:30:50,919 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-17 11:30:52,263 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 254 DAG size of output: 47 [2020-07-17 11:30:53,060 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 30 [2020-07-17 11:30:53,744 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 38 [2020-07-17 11:30:54,266 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 21 [2020-07-17 11:30:55,507 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 168 DAG size of output: 30 [2020-07-17 11:30:56,181 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 29 [2020-07-17 11:30:56,741 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-07-17 11:30:57,436 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 25 [2020-07-17 11:30:58,588 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-07-17 11:30:59,149 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 28 [2020-07-17 11:30:59,613 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-07-17 11:31:00,830 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 252 DAG size of output: 46 [2020-07-17 11:31:01,007 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:31:01,171 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-17 11:31:01,350 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:31:03,024 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 305 DAG size of output: 44 [2020-07-17 11:31:03,456 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-07-17 11:31:03,620 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-17 11:31:03,792 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-17 11:31:03,972 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-17 11:31:04,534 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 29 [2020-07-17 11:31:04,703 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-07-17 11:31:05,187 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 11:31:05,377 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-17 11:31:06,248 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 32 [2020-07-17 11:31:06,787 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-07-17 11:31:06,974 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-17 11:31:08,092 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-07-17 11:31:10,278 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 231 DAG size of output: 47 [2020-07-17 11:31:10,806 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2020-07-17 11:31:10,811 INFO L268 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-07-17 11:31:10,811 INFO L268 CegarLoopResult]: For program point L670-2(lines 670 691) no Hoare annotation was computed. [2020-07-17 11:31:10,811 INFO L268 CegarLoopResult]: For program point L692(lines 669 693) no Hoare annotation was computed. [2020-07-17 11:31:10,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 645 700) no Hoare annotation was computed. [2020-07-17 11:31:10,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 645 700) no Hoare annotation was computed. [2020-07-17 11:31:10,812 INFO L268 CegarLoopResult]: For program point L676(lines 676 680) no Hoare annotation was computed. [2020-07-17 11:31:10,812 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 680) no Hoare annotation was computed. [2020-07-17 11:31:10,812 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 645 700) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L733-1(lines 733 737) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 701 760) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 752) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L753(lines 726 754) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 701 760) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point L746(line 746) no Hoare annotation was computed. [2020-07-17 11:31:10,813 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 701 760) no Hoare annotation was computed. [2020-07-17 11:31:10,814 INFO L268 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-07-17 11:31:10,814 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 576 582) the Hoare annotation is: true [2020-07-17 11:31:10,814 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 576 582) no Hoare annotation was computed. [2020-07-17 11:31:10,814 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 583 591) no Hoare annotation was computed. [2020-07-17 11:31:10,814 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 583 591) the Hoare annotation is: true [2020-07-17 11:31:10,814 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 583 591) no Hoare annotation was computed. [2020-07-17 11:31:10,814 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,814 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2020-07-17 11:31:10,815 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2020-07-17 11:31:10,815 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:31:10,815 INFO L264 CegarLoopResult]: At program point L233-1(line 233) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:31:10,815 INFO L268 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2020-07-17 11:31:10,815 INFO L268 CegarLoopResult]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2020-07-17 11:31:10,816 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-07-17 11:31:10,816 INFO L264 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,816 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,816 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,816 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-17 11:31:10,817 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-07-17 11:31:10,818 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 542 556) no Hoare annotation was computed. [2020-07-17 11:31:10,819 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 542 556) the Hoare annotation is: (let ((.cse8 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and .cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 |old(~systemActive~0)|))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (and .cse8 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse6 .cse2 .cse7)))) [2020-07-17 11:31:10,819 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 542 556) no Hoare annotation was computed. [2020-07-17 11:31:10,819 INFO L264 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 |old(~systemActive~0)|))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse6 .cse2))) [2020-07-17 11:31:10,819 INFO L268 CegarLoopResult]: For program point L546(lines 546 552) no Hoare annotation was computed. [2020-07-17 11:31:10,819 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 478 486) no Hoare annotation was computed. [2020-07-17 11:31:10,819 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 478 486) the Hoare annotation is: true [2020-07-17 11:31:10,819 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 478 486) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 487 522) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L494(lines 494 502) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L494-2(lines 494 502) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 487 522) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-17 11:31:10,820 INFO L268 CegarLoopResult]: For program point L517-1(line 517) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 487 522) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 569 575) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 569 575) the Hoare annotation is: true [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 599 644) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 599 644) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 599 644) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point L926(lines 926 946) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point L926-1(lines 926 946) no Hoare annotation was computed. [2020-07-17 11:31:10,821 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 912 957) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 912 957) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 912 957) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L268 CegarLoopResult]: For program point L932(lines 932 939) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 207 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,822 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 207 217) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 207 217) no Hoare annotation was computed. [2020-07-17 11:31:10,822 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,823 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 467 477) the Hoare annotation is: true [2020-07-17 11:31:10,823 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 467 477) no Hoare annotation was computed. [2020-07-17 11:31:10,823 INFO L271 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: true [2020-07-17 11:31:10,823 INFO L268 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-07-17 11:31:10,823 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 467 477) no Hoare annotation was computed. [2020-07-17 11:31:10,823 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 459 466) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-17 11:31:10,823 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 459 466) no Hoare annotation was computed. [2020-07-17 11:31:10,823 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 459 466) no Hoare annotation was computed. [2020-07-17 11:31:10,824 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2020-07-17 11:31:10,824 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2020-07-17 11:31:10,824 INFO L268 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2020-07-17 11:31:10,824 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2020-07-17 11:31:10,824 INFO L264 CegarLoopResult]: At program point L445(line 445) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse6 .cse2 .cse4) (or .cse5 .cse6 .cse4))) [2020-07-17 11:31:10,824 INFO L268 CegarLoopResult]: For program point L445-1(lines 426 450) no Hoare annotation was computed. [2020-07-17 11:31:10,824 INFO L264 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-17 11:31:10,825 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 426 450) no Hoare annotation was computed. [2020-07-17 11:31:10,825 INFO L264 CegarLoopResult]: At program point L436(line 436) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4)) .cse6 .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-17 11:31:10,825 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 426 450) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse6 .cse7 .cse2 .cse4))) [2020-07-17 11:31:10,825 INFO L268 CegarLoopResult]: For program point L434(lines 434 442) no Hoare annotation was computed. [2020-07-17 11:31:10,825 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse5 .cse6 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-17 11:31:10,825 INFO L268 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-07-17 11:31:10,825 INFO L268 CegarLoopResult]: For program point L430(lines 430 447) no Hoare annotation was computed. [2020-07-17 11:31:10,826 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 392 398) no Hoare annotation was computed. [2020-07-17 11:31:10,826 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 392 398) the Hoare annotation is: true [2020-07-17 11:31:10,826 INFO L264 CegarLoopResult]: At program point testENTRY(lines 296 361) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:10,826 INFO L264 CegarLoopResult]: At program point L351(lines 306 353) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~systemActive~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6 .cse2) (and .cse1 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse7 .cse6) (and .cse1 .cse4 .cse5 .cse7 .cse6) (and .cse4 .cse0 .cse1 .cse6 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:31:10,826 INFO L264 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~systemActive~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6 .cse2) (and .cse1 .cse5 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse7 .cse6) (and .cse1 .cse4 .cse5 .cse7 .cse6) (and .cse4 .cse0 .cse1 .cse6 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:31:10,826 INFO L268 CegarLoopResult]: For program point L316(lines 316 322) no Hoare annotation was computed. [2020-07-17 11:31:10,827 INFO L268 CegarLoopResult]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2020-07-17 11:31:10,827 INFO L268 CegarLoopResult]: For program point testFINAL(lines 296 361) no Hoare annotation was computed. [2020-07-17 11:31:10,827 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-07-17 11:31:10,827 INFO L264 CegarLoopResult]: At program point L354(lines 305 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:31:10,827 INFO L264 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse4 .cse0 .cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (and .cse4 .cse0 .cse2 .cse3) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methAndRunningLastTime~0) .cse0 .cse1 .cse5))) [2020-07-17 11:31:10,827 INFO L268 CegarLoopResult]: For program point L342(lines 342 348) no Hoare annotation was computed. [2020-07-17 11:31:10,828 INFO L264 CegarLoopResult]: At program point L342-1(lines 336 349) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2) (and .cse7 .cse0 .cse6 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse0 .cse2 .cse3 .cse4) (not (= 1 |old(~systemActive~0)|)) (and .cse7 .cse0 .cse4 .cse5) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:31:10,828 INFO L268 CegarLoopResult]: For program point L307(lines 306 353) no Hoare annotation was computed. [2020-07-17 11:31:10,828 INFO L268 CegarLoopResult]: For program point L336(lines 336 349) no Hoare annotation was computed. [2020-07-17 11:31:10,828 INFO L264 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse7 (= 0 ~systemActive~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse2 .cse3) (and .cse1 .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse7 .cse6) (and .cse0 .cse1 .cse7 .cse6 .cse2) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:31:10,828 INFO L268 CegarLoopResult]: For program point L326(lines 326 332) no Hoare annotation was computed. [2020-07-17 11:31:10,828 INFO L268 CegarLoopResult]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point testEXIT(lines 296 361) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 866 911) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point L886(lines 886 893) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 866 911) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 866 911) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point L880(lines 880 900) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L268 CegarLoopResult]: For program point L880-1(lines 880 900) no Hoare annotation was computed. [2020-07-17 11:31:10,829 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 256 284) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse4 .cse1 .cse2) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse5 .cse3) (or .cse0 .cse6 .cse1 .cse2))) [2020-07-17 11:31:10,830 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse3 .cse2) (or .cse4 .cse1 .cse2) (or .cse5 .cse4 .cse1) (or .cse4 .cse3 .cse2) (or .cse0 .cse5 .cse1))) [2020-07-17 11:31:10,830 INFO L268 CegarLoopResult]: For program point L269(lines 269 275) no Hoare annotation was computed. [2020-07-17 11:31:10,830 INFO L268 CegarLoopResult]: For program point L268(lines 268 278) no Hoare annotation was computed. [2020-07-17 11:31:10,830 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse5 .cse4 .cse1) (or .cse4 .cse6 .cse3) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse6 .cse3) (or .cse0 .cse5 .cse1 .cse2))) [2020-07-17 11:31:10,830 INFO L268 CegarLoopResult]: For program point L266-1(line 266) no Hoare annotation was computed. [2020-07-17 11:31:10,830 INFO L268 CegarLoopResult]: For program point L264(lines 264 281) no Hoare annotation was computed. [2020-07-17 11:31:10,830 INFO L268 CegarLoopResult]: For program point L264-1(lines 256 284) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse4 .cse1 .cse2) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse5 .cse3) (or .cse0 .cse6 .cse1 .cse2))) [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 256 284) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-17 11:31:10,831 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 248 255) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 1 ~waterLevel~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 248 255) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 248 255) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 559 568) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 559 568) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 559 568) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 763 865) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-17 11:31:10,832 INFO L268 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L851(lines 851 862) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L812-2(lines 812 832) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 763 865) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L833(lines 811 834) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L792(lines 792 808) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-07-17 11:31:10,833 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 763 865) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L268 CegarLoopResult]: For program point L813(lines 812 832) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L268 CegarLoopResult]: For program point L809(lines 809 850) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,834 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 451 458) no Hoare annotation was computed. [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 451 458) no Hoare annotation was computed. [2020-07-17 11:31:10,835 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 451 458) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-17 11:31:10,835 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point L530-1(line 530) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point L532(lines 532 536) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L271 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: true [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2020-07-17 11:31:10,836 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse7 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse7) (or .cse1 .cse3 .cse7 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4) (or .cse0 .cse1 .cse6 .cse7 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse6))) [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-17 11:31:10,837 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-17 11:31:10,838 INFO L264 CegarLoopResult]: At program point L381(line 381) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1) (or .cse6 .cse7 .cse8 .cse4) (or .cse0 .cse6 .cse7 .cse4) (or .cse1 .cse2 .cse8 .cse3 .cse4) (or .cse5 .cse1 .cse8))) [2020-07-17 11:31:10,838 INFO L264 CegarLoopResult]: At program point L379(lines 379 385) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse13 (<= 1 ~pumpRunning~0))) (let ((.cse10 (and .cse15 .cse12 .cse13)) (.cse9 (and (= 0 ~methAndRunningLastTime~0) .cse3 .cse15)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= 1 |old(~pumpRunning~0)|))) (.cse14 (and .cse3 .cse12)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse4 (not (= 1 |old(~waterLevel~0)|))) (.cse5 (not (= 1 ~systemActive~0))) (.cse6 (and .cse3 .cse15 .cse12)) (.cse7 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse1) (or .cse1 .cse2 .cse8 .cse9 .cse10 .cse5) (or .cse11 .cse8 (and .cse12 .cse13) .cse14 .cse5) (or .cse0 .cse1 .cse2 .cse10 .cse9 .cse5) (or .cse0 .cse11 .cse14 .cse5) (or .cse1 .cse2 .cse8 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 .cse8)))) [2020-07-17 11:31:10,838 INFO L264 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse7 .cse4 .cse6) (or .cse0 .cse2 .cse7 .cse6) (or .cse1 .cse2 .cse4) (or .cse0 .cse3 .cse5 .cse6))) [2020-07-17 11:31:10,838 INFO L268 CegarLoopResult]: For program point L372(lines 371 390) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 368 391) the Hoare annotation is: (let ((.cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse10 (= 0 ~pumpRunning~0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (and (= 0 ~methAndRunningLastTime~0) .cse10 .cse11)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse12)) (.cse4 (not (= 1 ~systemActive~0))) (.cse5 (and .cse10 .cse11 .cse12)) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse1) (or .cse7 .cse8 .cse9 .cse4) (or .cse1 .cse2 .cse8 .cse3 .cse4) (or .cse0 .cse7 .cse9 .cse4) (or .cse5 .cse6 .cse1 .cse8)))) [2020-07-17 11:31:10,839 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 368 391) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 368 391) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L268 CegarLoopResult]: For program point L157(lines 157 161) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2020-07-17 11:31:10,839 INFO L271 CegarLoopResult]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2020-07-17 11:31:10,839 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-17 11:31:10,839 INFO L271 CegarLoopResult]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2020-07-17 11:31:10,840 INFO L271 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: true [2020-07-17 11:31:10,840 INFO L268 CegarLoopResult]: For program point L149-1(line 149) no Hoare annotation was computed. [2020-07-17 11:31:10,840 INFO L271 CegarLoopResult]: At program point L168(lines 143 172) the Hoare annotation is: true [2020-07-17 11:31:10,840 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-17 11:31:10,840 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-17 11:31:10,840 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-17 11:31:10,840 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-17 11:31:10,840 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2020-07-17 11:31:10,841 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2020-07-17 11:31:10,841 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,841 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 11:31:10,841 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 11:31:10,841 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:10,841 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 400 424) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse4))) [2020-07-17 11:31:10,842 INFO L264 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= 0 ~pumpRunning~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4 .cse1) (or .cse2 .cse3 .cse0 .cse1 .cse4))) [2020-07-17 11:31:10,842 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 400 424) no Hoare annotation was computed. [2020-07-17 11:31:10,842 INFO L264 CegarLoopResult]: At program point L410(line 410) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4) (or .cse0 .cse6 .cse1 .cse2 .cse4) (or .cse0 .cse5 .cse6 .cse1 .cse4))) [2020-07-17 11:31:10,842 INFO L268 CegarLoopResult]: For program point L408(lines 408 416) no Hoare annotation was computed. [2020-07-17 11:31:10,842 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-17 11:31:10,842 INFO L268 CegarLoopResult]: For program point L406-1(line 406) no Hoare annotation was computed. [2020-07-17 11:31:10,842 INFO L268 CegarLoopResult]: For program point L404(lines 404 421) no Hoare annotation was computed. [2020-07-17 11:31:10,843 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-17 11:31:10,843 INFO L268 CegarLoopResult]: For program point L419-1(lines 400 424) no Hoare annotation was computed. [2020-07-17 11:31:10,843 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-17 11:31:10,843 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-17 11:31:10,843 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse4) (or .cse5 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse7 .cse2 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse6) (or .cse0 .cse1 .cse2 .cse6 .cse4))) [2020-07-17 11:31:10,843 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 286 293) no Hoare annotation was computed. [2020-07-17 11:31:10,843 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 290) no Hoare annotation was computed. [2020-07-17 11:31:10,844 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 286 293) the Hoare annotation is: true [2020-07-17 11:31:10,844 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 286 293) no Hoare annotation was computed. [2020-07-17 11:31:10,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 11:31:10 BoogieIcfgContainer [2020-07-17 11:31:10,865 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 11:31:10,867 INFO L168 Benchmark]: Toolchain (without parser) took 81104.75 ms. Allocated memory was 145.8 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 103.0 MB in the beginning and 384.9 MB in the end (delta: -282.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,867 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.52 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.6 MB in the beginning and 172.7 MB in the end (delta: -70.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,868 INFO L168 Benchmark]: Boogie Preprocessor took 142.92 ms. Allocated memory is still 203.4 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,869 INFO L168 Benchmark]: RCFGBuilder took 1117.91 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.6 MB in the beginning and 199.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,869 INFO L168 Benchmark]: TraceAbstraction took 79172.15 ms. Allocated memory was 237.0 MB in the beginning and 1.2 GB in the end (delta: 916.5 MB). Free memory was 197.6 MB in the beginning and 384.9 MB in the end (delta: -187.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-07-17 11:31:10,872 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.52 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.6 MB in the beginning and 172.7 MB in the end (delta: -70.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.92 ms. Allocated memory is still 203.4 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1117.91 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 168.6 MB in the beginning and 199.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 79172.15 ms. Allocated memory was 237.0 MB in the beginning and 1.2 GB in the end (delta: 916.5 MB). Free memory was 197.6 MB in the beginning and 384.9 MB in the end (delta: -187.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 290]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive) && 1 <= pumpRunning) || ((((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive)) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == systemActive) && 0 == pumpRunning)) || ((((0 == splverifierCounter && 0 == methAndRunningLastTime) && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning)) || ((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == pumpRunning) && 1 == systemActive)) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.5s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 31.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 37.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1649 SDtfs, 2621 SDslu, 2322 SDs, 0 SdLazy, 6930 SolverSat, 1767 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1020 GetRequests, 828 SyntacticMatches, 1 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 750 ImplicationChecksByTransitivity, 12.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1652occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2071 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 3592 PreInvPairs, 3684 NumberOfFragments, 3245 HoareAnnotationTreeSize, 3592 FomulaSimplifications, 84763908 FormulaSimplificationTreeSizeReduction, 7.8s HoareSimplificationTime, 62 FomulaSimplificationsInter, 1630444 FormulaSimplificationTreeSizeReductionInter, 29.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1563 NumberOfCodeBlocks, 1563 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1548 ConstructedInterpolants, 0 QuantifiedInterpolants, 500347 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2776 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 287/298 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...