/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:49:30,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:49:30,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:49:30,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:49:30,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:49:30,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:49:30,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:49:30,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:49:30,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:49:30,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:49:30,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:49:30,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:49:30,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:49:30,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:49:30,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:49:30,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:49:30,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:49:30,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:49:30,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:49:30,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:49:30,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:49:30,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:49:30,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:49:30,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:49:30,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:49:30,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:49:30,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:49:30,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:49:30,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:49:30,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:49:30,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:49:30,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:49:30,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:49:30,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:49:30,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:49:30,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:49:30,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:49:30,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:49:30,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:49:30,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:49:30,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:49:30,540 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 [2020-07-07 10:49:30,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:49:30,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:49:30,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:49:30,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:49:30,566 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:49:30,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:49:30,567 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:49:30,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:49:30,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:49:30,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:49:30,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:49:30,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:49:30,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:49:30,569 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:49:30,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:49:30,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:49:30,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:49:30,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:49:30,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:49:30,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:49:30,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:49:30,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:49:30,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:49:30,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:49:30,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:49:30,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:49:30,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:49:30,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:49:30,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:49:30,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:49:30,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:49:30,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:49:30,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:49:30,872 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:49:30,872 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:49:30,873 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2020-07-07 10:49:30,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc30658b2/97e061b0f7284e09a9368520adfecd4a/FLAG589df72c3 [2020-07-07 10:49:31,492 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:49:31,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2020-07-07 10:49:31,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc30658b2/97e061b0f7284e09a9368520adfecd4a/FLAG589df72c3 [2020-07-07 10:49:31,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc30658b2/97e061b0f7284e09a9368520adfecd4a [2020-07-07 10:49:31,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:49:31,812 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:49:31,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:49:31,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:49:31,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:49:31,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:49:31" (1/1) ... [2020-07-07 10:49:31,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78070d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:31, skipping insertion in model container [2020-07-07 10:49:31,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:49:31" (1/1) ... [2020-07-07 10:49:31,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:49:31,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:49:32,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:49:32,245 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:49:32,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:49:32,473 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:49:32,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32 WrapperNode [2020-07-07 10:49:32,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:49:32,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:49:32,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:49:32,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:49:32,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (1/1) ... [2020-07-07 10:49:32,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:49:32,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:49:32,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:49:32,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:49:32,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (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 [2020-07-07 10:49:32,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:49:32,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:49:32,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:49:32,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:49:32,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:49:32,625 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:49:32,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:49:32,627 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:49:32,628 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:49:32,628 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:49:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:49:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:49:32,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-07 10:49:32,632 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:49:32,633 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:49:32,634 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:49:32,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:49:32,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:49:32,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:49:32,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:49:33,645 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:49:33,645 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:49:33,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:49:33 BoogieIcfgContainer [2020-07-07 10:49:33,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:49:33,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:49:33,652 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:49:33,655 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:49:33,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:49:31" (1/3) ... [2020-07-07 10:49:33,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b78ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:49:33, skipping insertion in model container [2020-07-07 10:49:33,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:49:32" (2/3) ... [2020-07-07 10:49:33,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b78ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:49:33, skipping insertion in model container [2020-07-07 10:49:33,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:49:33" (3/3) ... [2020-07-07 10:49:33,660 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2020-07-07 10:49:33,670 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:49:33,679 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:49:33,693 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:49:33,717 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:49:33,717 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:49:33,718 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:49:33,718 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:49:33,718 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:49:33,718 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:49:33,718 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:49:33,719 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:49:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2020-07-07 10:49:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:49:33,752 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:33,753 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:33,753 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:33,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:33,760 INFO L82 PathProgramCache]: Analyzing trace with hash -587014934, now seen corresponding path program 1 times [2020-07-07 10:49:33,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:33,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91673553] [2020-07-07 10:49:33,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,423 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:34,584 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91673553] [2020-07-07 10:49:34,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:34,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:49:34,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919926757] [2020-07-07 10:49:34,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:49:34,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:34,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:49:34,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:49:34,610 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 4 states. [2020-07-07 10:49:35,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:35,725 INFO L93 Difference]: Finished difference Result 315 states and 403 transitions. [2020-07-07 10:49:35,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:49:35,727 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-07 10:49:35,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:35,742 INFO L225 Difference]: With dead ends: 315 [2020-07-07 10:49:35,743 INFO L226 Difference]: Without dead ends: 173 [2020-07-07 10:49:35,748 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:49:35,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-07-07 10:49:35,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 143. [2020-07-07 10:49:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-07 10:49:35,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-07-07 10:49:35,871 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 59 [2020-07-07 10:49:35,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:35,872 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-07-07 10:49:35,872 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:49:35,872 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-07-07 10:49:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-07 10:49:35,880 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:35,880 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:35,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:49:35,881 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:35,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:35,882 INFO L82 PathProgramCache]: Analyzing trace with hash 272490530, now seen corresponding path program 1 times [2020-07-07 10:49:35,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:35,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590766713] [2020-07-07 10:49:35,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,271 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:36,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590766713] [2020-07-07 10:49:36,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:36,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:36,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393391015] [2020-07-07 10:49:36,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:36,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:36,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:36,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:36,430 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 9 states. [2020-07-07 10:49:36,826 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:37,132 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:37,396 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:37,626 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:38,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:38,950 INFO L93 Difference]: Finished difference Result 288 states and 358 transitions. [2020-07-07 10:49:38,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:49:38,956 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-07 10:49:38,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:38,960 INFO L225 Difference]: With dead ends: 288 [2020-07-07 10:49:38,961 INFO L226 Difference]: Without dead ends: 173 [2020-07-07 10:49:38,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:49:38,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-07-07 10:49:39,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 143. [2020-07-07 10:49:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-07 10:49:39,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-07-07 10:49:39,026 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 64 [2020-07-07 10:49:39,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:39,027 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-07-07 10:49:39,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-07-07 10:49:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-07 10:49:39,031 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:39,031 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:39,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:49:39,032 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:39,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:39,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1080536843, now seen corresponding path program 1 times [2020-07-07 10:49:39,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:39,033 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130899536] [2020-07-07 10:49:39,033 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,433 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:39,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130899536] [2020-07-07 10:49:39,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:39,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:49:39,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040522283] [2020-07-07 10:49:39,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:49:39,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:39,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:49:39,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:49:39,567 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 7 states. [2020-07-07 10:49:39,928 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:41,354 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:41,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:41,906 INFO L93 Difference]: Finished difference Result 433 states and 561 transitions. [2020-07-07 10:49:41,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:49:41,907 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-07-07 10:49:41,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:41,911 INFO L225 Difference]: With dead ends: 433 [2020-07-07 10:49:41,912 INFO L226 Difference]: Without dead ends: 318 [2020-07-07 10:49:41,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-07 10:49:41,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-07-07 10:49:41,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 257. [2020-07-07 10:49:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-07-07 10:49:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 306 transitions. [2020-07-07 10:49:41,973 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 306 transitions. Word has length 77 [2020-07-07 10:49:41,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:41,974 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 306 transitions. [2020-07-07 10:49:41,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:49:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 306 transitions. [2020-07-07 10:49:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-07 10:49:41,977 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:41,978 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:41,978 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:49:41,978 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:41,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:41,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1912690952, now seen corresponding path program 1 times [2020-07-07 10:49:41,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:41,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794194976] [2020-07-07 10:49:41,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,272 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:49:42,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794194976] [2020-07-07 10:49:42,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:42,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:49:42,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117932083] [2020-07-07 10:49:42,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:49:42,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:42,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:49:42,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:49:42,394 INFO L87 Difference]: Start difference. First operand 257 states and 306 transitions. Second operand 9 states. [2020-07-07 10:49:42,834 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:43,393 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:44,345 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:44,613 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:45,011 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:45,265 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:45,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:45,862 INFO L93 Difference]: Finished difference Result 536 states and 678 transitions. [2020-07-07 10:49:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-07 10:49:45,863 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2020-07-07 10:49:45,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:45,869 INFO L225 Difference]: With dead ends: 536 [2020-07-07 10:49:45,869 INFO L226 Difference]: Without dead ends: 307 [2020-07-07 10:49:45,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-07 10:49:45,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-07-07 10:49:45,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 256. [2020-07-07 10:49:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-07-07 10:49:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 303 transitions. [2020-07-07 10:49:45,929 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 303 transitions. Word has length 91 [2020-07-07 10:49:45,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:45,930 INFO L479 AbstractCegarLoop]: Abstraction has 256 states and 303 transitions. [2020-07-07 10:49:45,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:49:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 303 transitions. [2020-07-07 10:49:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-07 10:49:45,932 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:45,932 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:45,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:49:45,933 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:45,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:45,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1692072858, now seen corresponding path program 1 times [2020-07-07 10:49:45,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:45,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482756501] [2020-07-07 10:49:45,934 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,202 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:46,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482756501] [2020-07-07 10:49:46,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:46,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 10:49:46,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570665715] [2020-07-07 10:49:46,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:49:46,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:46,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:49:46,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:49:46,371 INFO L87 Difference]: Start difference. First operand 256 states and 303 transitions. Second operand 10 states. [2020-07-07 10:49:46,978 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:47,611 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:47,853 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:49:48,087 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:48,314 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:49,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:49,113 INFO L93 Difference]: Finished difference Result 498 states and 618 transitions. [2020-07-07 10:49:49,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-07 10:49:49,120 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 103 [2020-07-07 10:49:49,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:49,122 INFO L225 Difference]: With dead ends: 498 [2020-07-07 10:49:49,124 INFO L226 Difference]: Without dead ends: 270 [2020-07-07 10:49:49,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:49:49,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-07-07 10:49:49,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 231. [2020-07-07 10:49:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-07-07 10:49:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 261 transitions. [2020-07-07 10:49:49,175 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 261 transitions. Word has length 103 [2020-07-07 10:49:49,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:49,176 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 261 transitions. [2020-07-07 10:49:49,176 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:49:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 261 transitions. [2020-07-07 10:49:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-07 10:49:49,183 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:49,184 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:49,185 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:49:49,185 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:49,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:49,185 INFO L82 PathProgramCache]: Analyzing trace with hash 304023506, now seen corresponding path program 1 times [2020-07-07 10:49:49,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:49,186 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988918175] [2020-07-07 10:49:49,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,451 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:49,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:49,609 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988918175] [2020-07-07 10:49:49,609 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:49,609 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:49:49,609 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490313436] [2020-07-07 10:49:49,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:49:49,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:49,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:49:49,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:49:49,611 INFO L87 Difference]: Start difference. First operand 231 states and 261 transitions. Second operand 11 states. [2020-07-07 10:49:50,255 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:50,524 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:50,750 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:51,398 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:51,633 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:51,861 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:49:52,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:52,716 INFO L93 Difference]: Finished difference Result 478 states and 578 transitions. [2020-07-07 10:49:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-07 10:49:52,721 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 107 [2020-07-07 10:49:52,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:52,723 INFO L225 Difference]: With dead ends: 478 [2020-07-07 10:49:52,723 INFO L226 Difference]: Without dead ends: 275 [2020-07-07 10:49:52,724 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:49:52,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-07-07 10:49:52,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 235. [2020-07-07 10:49:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2020-07-07 10:49:52,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 265 transitions. [2020-07-07 10:49:52,765 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 265 transitions. Word has length 107 [2020-07-07 10:49:52,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:52,765 INFO L479 AbstractCegarLoop]: Abstraction has 235 states and 265 transitions. [2020-07-07 10:49:52,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:49:52,765 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 265 transitions. [2020-07-07 10:49:52,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-07 10:49:52,767 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:52,767 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:52,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:49:52,767 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:52,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:52,768 INFO L82 PathProgramCache]: Analyzing trace with hash 63483377, now seen corresponding path program 1 times [2020-07-07 10:49:52,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:52,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656697734] [2020-07-07 10:49:52,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,025 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:53,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:53,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656697734] [2020-07-07 10:49:53,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:53,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:49:53,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463941948] [2020-07-07 10:49:53,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:49:53,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:53,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:49:53,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:49:53,190 INFO L87 Difference]: Start difference. First operand 235 states and 265 transitions. Second operand 7 states. [2020-07-07 10:49:53,548 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:54,098 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:55,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:49:55,836 INFO L93 Difference]: Finished difference Result 647 states and 802 transitions. [2020-07-07 10:49:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:49:55,836 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 107 [2020-07-07 10:49:55,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:49:55,840 INFO L225 Difference]: With dead ends: 647 [2020-07-07 10:49:55,841 INFO L226 Difference]: Without dead ends: 440 [2020-07-07 10:49:55,842 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:49:55,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-07-07 10:49:55,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 402. [2020-07-07 10:49:55,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-07 10:49:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 469 transitions. [2020-07-07 10:49:55,905 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 469 transitions. Word has length 107 [2020-07-07 10:49:55,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:49:55,905 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 469 transitions. [2020-07-07 10:49:55,905 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:49:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 469 transitions. [2020-07-07 10:49:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-07 10:49:55,907 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:49:55,907 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:49:55,908 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:49:55,908 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:49:55,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:49:55,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1148604343, now seen corresponding path program 1 times [2020-07-07 10:49:55,909 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:49:55,909 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351670829] [2020-07-07 10:49:55,909 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:49:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,250 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:49:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:49:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-07 10:49:56,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351670829] [2020-07-07 10:49:56,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:49:56,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:49:56,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737141412] [2020-07-07 10:49:56,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:49:56,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:49:56,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:49:56,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:49:56,434 INFO L87 Difference]: Start difference. First operand 402 states and 469 transitions. Second operand 12 states. [2020-07-07 10:49:57,090 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:57,734 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:49:58,741 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:59,058 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:59,325 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:49:59,609 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:49:59,887 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:01,166 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:01,441 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:02,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:02,132 INFO L93 Difference]: Finished difference Result 1110 states and 1376 transitions. [2020-07-07 10:50:02,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-07 10:50:02,133 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-07-07 10:50:02,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:02,138 INFO L225 Difference]: With dead ends: 1110 [2020-07-07 10:50:02,139 INFO L226 Difference]: Without dead ends: 806 [2020-07-07 10:50:02,141 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-07 10:50:02,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-07-07 10:50:02,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 696. [2020-07-07 10:50:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states. [2020-07-07 10:50:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 804 transitions. [2020-07-07 10:50:02,300 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 804 transitions. Word has length 111 [2020-07-07 10:50:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:02,301 INFO L479 AbstractCegarLoop]: Abstraction has 696 states and 804 transitions. [2020-07-07 10:50:02,301 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:50:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 804 transitions. [2020-07-07 10:50:02,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-07-07 10:50:02,305 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:02,305 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:02,305 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:50:02,306 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:02,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:02,306 INFO L82 PathProgramCache]: Analyzing trace with hash 490171745, now seen corresponding path program 1 times [2020-07-07 10:50:02,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:02,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277709888] [2020-07-07 10:50:02,307 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,702 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-07 10:50:03,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277709888] [2020-07-07 10:50:03,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932889331] [2020-07-07 10:50:03,129 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 [2020-07-07 10:50:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:03,451 INFO L264 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-07 10:50:03,486 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:50:03,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:03,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-07 10:50:03,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309812432] [2020-07-07 10:50:03,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-07 10:50:03,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:03,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-07 10:50:03,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:50:03,752 INFO L87 Difference]: Start difference. First operand 696 states and 804 transitions. Second operand 20 states. [2020-07-07 10:50:04,571 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:04,919 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:05,212 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:05,487 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:06,111 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:06,410 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:06,795 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-07 10:50:07,517 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-07 10:50:08,194 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:09,008 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-07 10:50:09,265 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:09,580 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:10,142 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:10,534 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:11,131 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:50:11,806 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-07 10:50:12,101 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:12,673 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:13,323 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:50:13,599 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:13,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:13,909 INFO L93 Difference]: Finished difference Result 1523 states and 1821 transitions. [2020-07-07 10:50:13,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-07-07 10:50:13,910 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 170 [2020-07-07 10:50:13,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:13,916 INFO L225 Difference]: With dead ends: 1523 [2020-07-07 10:50:13,916 INFO L226 Difference]: Without dead ends: 921 [2020-07-07 10:50:13,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1013 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=765, Invalid=3141, Unknown=0, NotChecked=0, Total=3906 [2020-07-07 10:50:13,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2020-07-07 10:50:14,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 826. [2020-07-07 10:50:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2020-07-07 10:50:14,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 963 transitions. [2020-07-07 10:50:14,080 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 963 transitions. Word has length 170 [2020-07-07 10:50:14,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:14,081 INFO L479 AbstractCegarLoop]: Abstraction has 826 states and 963 transitions. [2020-07-07 10:50:14,081 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-07 10:50:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 963 transitions. [2020-07-07 10:50:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-07-07 10:50:14,087 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:14,088 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:14,302 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-07 10:50:14,302 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:14,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:14,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1064646135, now seen corresponding path program 1 times [2020-07-07 10:50:14,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:14,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106450703] [2020-07-07 10:50:14,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,644 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 31 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2020-07-07 10:50:15,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106450703] [2020-07-07 10:50:15,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934295025] [2020-07-07 10:50:15,110 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 [2020-07-07 10:50:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:15,424 INFO L264 TraceCheckSpWp]: Trace formula consists of 1266 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-07 10:50:15,435 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:15,728 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-07-07 10:50:15,729 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:15,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 25 [2020-07-07 10:50:15,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78229767] [2020-07-07 10:50:15,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-07 10:50:15,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:15,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-07 10:50:15,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2020-07-07 10:50:15,731 INFO L87 Difference]: Start difference. First operand 826 states and 963 transitions. Second operand 25 states. [2020-07-07 10:50:16,963 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-07-07 10:50:17,830 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:18,502 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:19,475 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-07-07 10:50:19,979 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-07 10:50:20,467 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-07-07 10:50:20,713 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:21,019 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:21,319 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:24,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:24,935 INFO L93 Difference]: Finished difference Result 1972 states and 2593 transitions. [2020-07-07 10:50:24,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-07-07 10:50:24,936 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 299 [2020-07-07 10:50:24,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:24,945 INFO L225 Difference]: With dead ends: 1972 [2020-07-07 10:50:24,945 INFO L226 Difference]: Without dead ends: 1193 [2020-07-07 10:50:24,949 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 412 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=669, Invalid=3113, Unknown=0, NotChecked=0, Total=3782 [2020-07-07 10:50:24,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1193 states. [2020-07-07 10:50:25,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1193 to 868. [2020-07-07 10:50:25,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 868 states. [2020-07-07 10:50:25,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1005 transitions. [2020-07-07 10:50:25,136 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1005 transitions. Word has length 299 [2020-07-07 10:50:25,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:25,136 INFO L479 AbstractCegarLoop]: Abstraction has 868 states and 1005 transitions. [2020-07-07 10:50:25,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-07 10:50:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1005 transitions. [2020-07-07 10:50:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-07-07 10:50:25,141 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:25,141 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:25,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-07 10:50:25,356 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:25,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:25,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1882657169, now seen corresponding path program 1 times [2020-07-07 10:50:25,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:25,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099655778] [2020-07-07 10:50:25,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,666 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 89 proven. 42 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-07-07 10:50:26,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099655778] [2020-07-07 10:50:26,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916487039] [2020-07-07 10:50:26,254 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 [2020-07-07 10:50:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:26,687 INFO L264 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-07 10:50:26,699 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:27,037 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-07-07 10:50:27,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:27,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 22 [2020-07-07 10:50:27,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857421164] [2020-07-07 10:50:27,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-07 10:50:27,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:27,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-07 10:50:27,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:50:27,043 INFO L87 Difference]: Start difference. First operand 868 states and 1005 transitions. Second operand 22 states. [2020-07-07 10:50:28,024 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-07 10:50:28,628 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:50:29,142 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:50:29,664 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:50:30,663 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:50:31,897 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:50:32,405 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-07 10:50:32,915 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:50:33,583 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:34,410 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:34,656 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:35,291 INFO L93 Difference]: Finished difference Result 1693 states and 2028 transitions. [2020-07-07 10:50:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-07-07 10:50:35,292 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 315 [2020-07-07 10:50:35,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:35,298 INFO L225 Difference]: With dead ends: 1693 [2020-07-07 10:50:35,298 INFO L226 Difference]: Without dead ends: 938 [2020-07-07 10:50:35,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=384, Invalid=1686, Unknown=0, NotChecked=0, Total=2070 [2020-07-07 10:50:35,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2020-07-07 10:50:35,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 868. [2020-07-07 10:50:35,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 868 states. [2020-07-07 10:50:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1002 transitions. [2020-07-07 10:50:35,462 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1002 transitions. Word has length 315 [2020-07-07 10:50:35,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:35,462 INFO L479 AbstractCegarLoop]: Abstraction has 868 states and 1002 transitions. [2020-07-07 10:50:35,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-07 10:50:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1002 transitions. [2020-07-07 10:50:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-07-07 10:50:35,467 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:35,467 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:50:35,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-07 10:50:35,681 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:35,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:35,681 INFO L82 PathProgramCache]: Analyzing trace with hash 360807099, now seen corresponding path program 1 times [2020-07-07 10:50:35,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:35,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566219191] [2020-07-07 10:50:35,683 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:35,995 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 82 proven. 21 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-07-07 10:50:36,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566219191] [2020-07-07 10:50:36,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950680701] [2020-07-07 10:50:36,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:50:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:36,684 INFO L264 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-07 10:50:36,692 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-07-07 10:50:36,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:50:36,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8] total 22 [2020-07-07 10:50:36,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699312112] [2020-07-07 10:50:36,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-07 10:50:36,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:36,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-07 10:50:36,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:50:36,945 INFO L87 Difference]: Start difference. First operand 868 states and 1002 transitions. Second operand 22 states. [2020-07-07 10:50:37,764 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:38,518 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:38,824 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:39,213 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:40,655 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:41,026 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:41,332 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:41,621 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:42,000 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:42,300 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:44,060 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:44,339 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:44,595 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:44,849 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:45,350 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:50:45,608 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:46,108 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-07 10:50:46,386 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:50:46,922 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:50:47,412 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-07 10:50:48,241 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:50:48,569 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:50:48,868 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:49,171 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:49,437 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-07 10:50:49,735 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:50,230 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:50:50,488 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:50,975 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-07 10:50:51,225 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-07 10:50:51,725 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-07 10:50:52,205 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-07 10:50:55,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:55,790 INFO L93 Difference]: Finished difference Result 3187 states and 4085 transitions. [2020-07-07 10:50:55,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-07-07 10:50:55,791 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 316 [2020-07-07 10:50:55,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:55,805 INFO L225 Difference]: With dead ends: 3187 [2020-07-07 10:50:55,805 INFO L226 Difference]: Without dead ends: 2355 [2020-07-07 10:50:55,812 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 434 SyntacticMatches, 1 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3967 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=2029, Invalid=9527, Unknown=0, NotChecked=0, Total=11556 [2020-07-07 10:50:55,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2355 states. [2020-07-07 10:50:56,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2355 to 1897. [2020-07-07 10:50:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1897 states. [2020-07-07 10:50:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1897 states and 2153 transitions. [2020-07-07 10:50:56,291 INFO L78 Accepts]: Start accepts. Automaton has 1897 states and 2153 transitions. Word has length 316 [2020-07-07 10:50:56,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:56,292 INFO L479 AbstractCegarLoop]: Abstraction has 1897 states and 2153 transitions. [2020-07-07 10:50:56,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-07 10:50:56,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2153 transitions. [2020-07-07 10:50:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-07-07 10:50:56,299 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:56,299 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2020-07-07 10:50:56,513 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:50:56,514 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:56,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:56,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1090467431, now seen corresponding path program 1 times [2020-07-07 10:50:56,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:56,515 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702906501] [2020-07-07 10:50:56,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,861 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,301 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-07-07 10:50:57,301 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702906501] [2020-07-07 10:50:57,301 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189679672] [2020-07-07 10:50:57,301 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:50:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:57,526 INFO L264 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:50:57,537 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:50:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-07-07 10:50:57,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:50:57,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-07 10:50:57,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718357740] [2020-07-07 10:50:57,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:50:57,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:50:57,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:50:57,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:50:57,791 INFO L87 Difference]: Start difference. First operand 1897 states and 2153 transitions. Second operand 8 states. [2020-07-07 10:50:58,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:50:58,358 INFO L93 Difference]: Finished difference Result 3512 states and 4004 transitions. [2020-07-07 10:50:58,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:50:58,359 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 388 [2020-07-07 10:50:58,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:50:58,368 INFO L225 Difference]: With dead ends: 3512 [2020-07-07 10:50:58,368 INFO L226 Difference]: Without dead ends: 1803 [2020-07-07 10:50:58,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 515 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:50:58,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states. [2020-07-07 10:50:58,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 1790. [2020-07-07 10:50:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1790 states. [2020-07-07 10:50:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1790 states and 2027 transitions. [2020-07-07 10:50:58,693 INFO L78 Accepts]: Start accepts. Automaton has 1790 states and 2027 transitions. Word has length 388 [2020-07-07 10:50:58,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:50:58,694 INFO L479 AbstractCegarLoop]: Abstraction has 1790 states and 2027 transitions. [2020-07-07 10:50:58,694 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:50:58,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2027 transitions. [2020-07-07 10:50:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2020-07-07 10:50:58,701 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:50:58,701 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 10:50:58,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-07 10:50:58,917 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:50:58,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:50:58,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1218192947, now seen corresponding path program 1 times [2020-07-07 10:50:58,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:50:58,919 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984049844] [2020-07-07 10:50:58,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:50:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,346 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:50:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:50:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 161 proven. 28 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-07-07 10:50:59,778 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984049844] [2020-07-07 10:50:59,778 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336756092] [2020-07-07 10:50:59,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:51:00,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-07 10:51:00,032 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:51:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 243 proven. 49 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2020-07-07 10:51:00,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:51:00,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12] total 25 [2020-07-07 10:51:00,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772245991] [2020-07-07 10:51:00,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-07 10:51:00,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:51:00,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-07 10:51:00,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=512, Unknown=0, NotChecked=0, Total=600 [2020-07-07 10:51:00,317 INFO L87 Difference]: Start difference. First operand 1790 states and 2027 transitions. Second operand 25 states. [2020-07-07 10:51:01,166 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-07-07 10:51:01,972 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:51:03,444 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-07 10:51:03,779 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:04,079 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:04,348 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:51:06,484 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-07-07 10:51:07,386 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-07-07 10:51:09,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:51:09,441 INFO L93 Difference]: Finished difference Result 2925 states and 3397 transitions. [2020-07-07 10:51:09,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-07 10:51:09,442 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 392 [2020-07-07 10:51:09,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:51:09,444 INFO L225 Difference]: With dead ends: 2925 [2020-07-07 10:51:09,444 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:51:09,452 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 604 GetRequests, 536 SyntacticMatches, 6 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=677, Invalid=3355, Unknown=0, NotChecked=0, Total=4032 [2020-07-07 10:51:09,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:51:09,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:51:09,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:51:09,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:51:09,454 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2020-07-07 10:51:09,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:51:09,454 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:51:09,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-07 10:51:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:51:09,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:51:09,669 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:51:09,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:51:13,628 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 479 DAG size of output: 374 [2020-07-07 10:51:15,978 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 533 DAG size of output: 446 [2020-07-07 10:51:18,130 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 348 [2020-07-07 10:51:25,759 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 355 [2020-07-07 10:51:26,347 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-07-07 10:51:28,985 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 216 DAG size of output: 49 [2020-07-07 10:51:29,205 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-07-07 10:51:29,612 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 25 [2020-07-07 10:51:29,775 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-07-07 10:51:31,579 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 193 DAG size of output: 46 [2020-07-07 10:51:31,797 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 27 [2020-07-07 10:51:33,676 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 309 DAG size of output: 56 [2020-07-07 10:51:34,826 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 196 DAG size of output: 46 [2020-07-07 10:51:34,983 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-07-07 10:51:35,201 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 27 [2020-07-07 10:51:36,548 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 150 DAG size of output: 76 [2020-07-07 10:51:36,791 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2020-07-07 10:51:36,947 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-07-07 10:51:37,540 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:51:39,088 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 203 DAG size of output: 44 [2020-07-07 10:51:39,296 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:51:41,748 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 339 DAG size of output: 61 [2020-07-07 10:51:41,903 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-07-07 10:51:45,768 WARN L193 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 280 DAG size of output: 58 [2020-07-07 10:51:46,811 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 245 DAG size of output: 49 [2020-07-07 10:51:47,120 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 1 [2020-07-07 10:51:48,769 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 208 DAG size of output: 47 [2020-07-07 10:51:51,171 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 245 DAG size of output: 45 [2020-07-07 10:51:52,125 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 49 [2020-07-07 10:51:52,685 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-07-07 10:51:54,938 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 205 DAG size of output: 45 [2020-07-07 10:51:55,130 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:51:58,510 WARN L193 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 267 DAG size of output: 49 [2020-07-07 10:51:59,257 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 60 [2020-07-07 10:52:00,582 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 149 DAG size of output: 68 [2020-07-07 10:52:01,939 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 201 DAG size of output: 51 [2020-07-07 10:52:03,792 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 210 DAG size of output: 47 [2020-07-07 10:52:05,800 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 208 DAG size of output: 39 [2020-07-07 10:52:07,322 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 205 DAG size of output: 43 [2020-07-07 10:52:07,473 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:52:07,666 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:52:07,823 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:52:08,002 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-07 10:52:08,196 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:52:08,481 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2020-07-07 10:52:08,699 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-07-07 10:52:08,893 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:52:09,096 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-07 10:52:09,323 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 1 [2020-07-07 10:52:09,536 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-07-07 10:52:11,068 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 254 DAG size of output: 51 [2020-07-07 10:52:13,049 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 203 DAG size of output: 48 [2020-07-07 10:52:14,068 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-07-07 10:52:15,473 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 202 DAG size of output: 49 [2020-07-07 10:52:15,482 INFO L268 CegarLoopResult]: For program point L227-2(lines 227 248) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point L249(lines 226 250) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 202 257) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point L233(lines 233 237) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point L233-1(lines 233 237) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 202 257) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 202 257) no Hoare annotation was computed. [2020-07-07 10:52:15,483 INFO L268 CegarLoopResult]: For program point L290-1(lines 290 294) no Hoare annotation was computed. [2020-07-07 10:52:15,484 INFO L268 CegarLoopResult]: For program point L285(line 285) no Hoare annotation was computed. [2020-07-07 10:52:15,484 INFO L268 CegarLoopResult]: For program point L284-2(lines 284 309) no Hoare annotation was computed. [2020-07-07 10:52:15,484 INFO L268 CegarLoopResult]: For program point L310(lines 283 311) no Hoare annotation was computed. [2020-07-07 10:52:15,484 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 258 317) no Hoare annotation was computed. [2020-07-07 10:52:15,484 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 258 317) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 258 317) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point L290(lines 290 294) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2020-07-07 10:52:15,485 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2020-07-07 10:52:15,486 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2020-07-07 10:52:15,486 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 518 525) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,486 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 518 525) no Hoare annotation was computed. [2020-07-07 10:52:15,486 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 518 525) no Hoare annotation was computed. [2020-07-07 10:52:15,486 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 526 535) the Hoare annotation is: (let ((.cse10 (not (<= 1 ~waterLevel~0))) (.cse11 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 2 ~waterLevel~0))) (.cse12 (not (= 1 ~waterLevel~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 0 ~waterLevel~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse9 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse3 .cse4 .cse6) (or .cse8 .cse0 .cse3 .cse9 .cse5 .cse6) (or .cse10 .cse11 .cse1 .cse3 .cse9 .cse6) (or .cse8 .cse7 .cse3 .cse4 .cse6) (or .cse10 .cse8 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4 .cse6) (or .cse8 .cse11 .cse7 .cse3 .cse9 .cse6) (or .cse8 .cse12 .cse3 .cse9 .cse6) (or .cse12 .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse8 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse3 .cse9 .cse5 .cse6))) [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 526 535) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 526 535) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L271 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: true [2020-07-07 10:52:15,487 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-07 10:52:15,487 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 536 564) the Hoare annotation is: true [2020-07-07 10:52:15,488 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 536 564) no Hoare annotation was computed. [2020-07-07 10:52:15,488 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (let ((.cse5 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= ~waterLevel~0 0))) (.cse8 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse10 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse9 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7 .cse4) (or .cse0 .cse5 .cse3 .cse7 .cse4) (or .cse5 .cse6 .cse8 .cse9 .cse7 .cse4) (or .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse10 .cse6 .cse8 .cse9 .cse4) (or .cse10 .cse6 .cse3 .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (<= ~waterLevel~0 1)) .cse3 .cse4) (or .cse1 .cse6 .cse2 .cse9 .cse4))) [2020-07-07 10:52:15,488 INFO L268 CegarLoopResult]: For program point L549(lines 549 555) no Hoare annotation was computed. [2020-07-07 10:52:15,488 INFO L268 CegarLoopResult]: For program point L548(lines 548 558) no Hoare annotation was computed. [2020-07-07 10:52:15,488 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (let ((.cse9 (not (<= 1 ~waterLevel~0))) (.cse11 (not (<= ~waterLevel~0 1))) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse12 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~3 ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7 .cse8 .cse4) (or .cse9 .cse6 .cse10 .cse11 .cse12 .cse7 .cse4) (or (not (= 1 ~waterLevel~0)) .cse6 .cse7 .cse3 .cse4) (or .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse9 .cse0 .cse11 .cse7 .cse3 .cse4) (or .cse5 .cse6 .cse10 .cse12 .cse7 .cse8 .cse4) (or .cse1 .cse6 .cse2 .cse12 .cse4) (or .cse0 .cse5 .cse7 .cse3 .cse8 .cse4))) [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 945 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point L957(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~9 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point L957-1(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~9 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,489 INFO L268 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-07-07 10:52:15,489 INFO L268 CegarLoopResult]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2020-07-07 10:52:15,489 INFO L268 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-07-07 10:52:15,489 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,489 INFO L264 CegarLoopResult]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 903 926) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 903 926) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 903 926) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-07-07 10:52:15,490 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L264 CegarLoopResult]: At program point L627(line 627) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~waterLevel~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 1 ~waterLevel~0)) .cse2 .cse5 .cse4) (or .cse6 .cse0 (not (<= ~waterLevel~0 2)) .cse2 .cse4) (or .cse1 .cse7 .cse8 .cse9 .cse5 .cse3 .cse4) (or .cse6 .cse7 .cse8 .cse9 .cse5 (not (<= ~waterLevel~0 1)) .cse4) (or (not (= 2 ~waterLevel~0)) .cse2 .cse5 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4))) [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point L627-1(lines 608 632) no Hoare annotation was computed. [2020-07-07 10:52:15,491 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 608 632) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse9 .cse4 .cse5) (or .cse10 .cse6 .cse7 .cse8 .cse9 (not (<= ~waterLevel~0 1)) .cse5) (or .cse0 (not (= 1 ~waterLevel~0)) .cse2 .cse3 .cse5) (or .cse0 (not (= 2 ~waterLevel~0)) .cse2 .cse3 .cse5) (or .cse10 (not (<= ~waterLevel~0 2)) .cse2 .cse9 .cse3 .cse5) (or .cse1 .cse2 .cse9 .cse3 .cse4 .cse5))) [2020-07-07 10:52:15,491 INFO L264 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse4 .cse8 .cse5) (or .cse0 .cse6 .cse1 .cse2 .cse4 .cse5) (or .cse7 .cse9 .cse10 .cse3 .cse8 .cse5) (or .cse7 .cse2 .cse3 .cse4 .cse8 .cse5) (or (not (= 1 ~waterLevel~0)) .cse9 .cse10 .cse3 .cse5))) [2020-07-07 10:52:15,491 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 608 632) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L264 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4) (or (not (<= ~waterLevel~0 2)) .cse2 .cse6 .cse7 (not (<= 2 ~waterLevel~0)) .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse2 (not (<= ~waterLevel~0 1)) .cse4) (or .cse1 .cse8 .cse9 .cse6 .cse3 .cse4) (or .cse0 (not (= 2 ~waterLevel~0)) .cse2 .cse7 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse8 .cse9 .cse6 .cse4))) [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L616(lines 616 624) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 1 ~waterLevel~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 (not (<= 2 ~waterLevel~0)) .cse5) (or .cse8 .cse2 .cse7 .cse3 .cse5) (or (not (<= 1 ~waterLevel~0)) .cse0 .cse6 .cse2 .cse3 .cse5) (or .cse1 .cse9 .cse10 .cse7 .cse4 .cse5) (or .cse8 .cse9 .cse10 .cse7 .cse5) (or .cse1 .cse2 .cse7 .cse3 .cse4 .cse5))) [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L612(lines 612 629) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 703 711) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 703 711) the Hoare annotation is: true [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 703 711) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L731(lines 731 739) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L731-2(lines 731 739) no Hoare annotation was computed. [2020-07-07 10:52:15,492 INFO L268 CegarLoopResult]: For program point L719(lines 719 727) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 712 747) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point L719-2(lines 719 727) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 712 747) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 712 747) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 156 201) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 156 201) no Hoare annotation was computed. [2020-07-07 10:52:15,493 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 156 201) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 469 514) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 469 514) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point L489(lines 489 496) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 469 514) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point L483(lines 483 503) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point L483-1(lines 483 503) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 934 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,494 INFO L264 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 934 944) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 934 944) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 692 702) the Hoare annotation is: true [2020-07-07 10:52:15,494 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 692 702) no Hoare annotation was computed. [2020-07-07 10:52:15,494 INFO L271 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: true [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point L697-1(line 697) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 692 702) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 0 ~waterLevel~0)) .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse0 (not (= 1 ~waterLevel~0)) .cse2 .cse1 .cse3 .cse4))) [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2020-07-07 10:52:15,495 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2020-07-07 10:52:15,496 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (let ((.cse8 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse7 .cse5 .cse6) (or .cse8 .cse7 .cse9 .cse6) (or .cse0 .cse8 .cse3 .cse2 .cse4 .cse6) (or .cse10 .cse0 (not (<= ~waterLevel~0 2)) .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse9 .cse5 .cse6) (or .cse10 .cse2 .cse3 .cse4 .cse9 (not (<= ~waterLevel~0 1)) .cse6) (or (not (= 2 ~waterLevel~0)) .cse7 .cse9 .cse6) (or .cse1 .cse7 .cse9 .cse5 .cse6))) [2020-07-07 10:52:15,496 INFO L268 CegarLoopResult]: For program point L640-1(line 640) no Hoare annotation was computed. [2020-07-07 10:52:15,496 INFO L268 CegarLoopResult]: For program point L638(lines 638 655) no Hoare annotation was computed. [2020-07-07 10:52:15,496 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 634 658) no Hoare annotation was computed. [2020-07-07 10:52:15,496 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 634 658) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse9 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= 1 ~waterLevel~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (= 0 ~pumpRunning~0)) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse7 .cse8 .cse5 .cse6) (or .cse0 .cse9 .cse3 .cse2 .cse4 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse10 .cse5 .cse6) (or .cse11 .cse2 .cse3 .cse4 .cse10 (not (<= ~waterLevel~0 1)) .cse6) (or .cse0 .cse9 .cse7 .cse8 .cse6) (or .cse0 (not (= 2 ~waterLevel~0)) .cse7 .cse8 .cse6) (or .cse11 (not (<= ~waterLevel~0 2)) .cse7 .cse10 .cse8 .cse6) (or .cse1 .cse7 .cse10 .cse8 .cse5 .cse6))) [2020-07-07 10:52:15,496 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (let ((.cse6 (not (<= 1 ~waterLevel~0))) (.cse9 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse8 (not (<= ~waterLevel~0 1)) .cse5) (or .cse9 .cse2 .cse10 .cse3 (not (<= 2 ~waterLevel~0)) .cse5) (or .cse11 .cse2 .cse10 .cse3 .cse5) (or .cse6 .cse0 .cse9 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse7 .cse8 .cse4 .cse5) (or .cse1 .cse7 .cse8 .cse10 .cse4 .cse5) (or .cse11 .cse7 .cse8 .cse10 .cse5) (or .cse1 .cse2 .cse10 .cse3 .cse4 .cse5))) [2020-07-07 10:52:15,496 INFO L268 CegarLoopResult]: For program point L653-1(lines 634 658) no Hoare annotation was computed. [2020-07-07 10:52:15,496 INFO L264 CegarLoopResult]: At program point L648(line 648) the Hoare annotation is: (let ((.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (<= 1 ~waterLevel~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 processEnvironment_~tmp~5))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse0 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse0 .cse8 .cse5 .cse6) (or .cse9 .cse7 .cse1 .cse2 .cse10 .cse6) (or (not (= 1 ~waterLevel~0)) .cse8 .cse3 .cse6) (or .cse9 .cse7 (not (<= ~waterLevel~0 2)) .cse8 .cse6) (or .cse7 .cse0 .cse1 .cse2 .cse5 .cse6) (or .cse9 .cse1 .cse2 .cse3 .cse4 .cse10 .cse6) (or (not (= 2 ~waterLevel~0)) .cse8 .cse3 .cse6) (or .cse0 .cse8 .cse3 .cse5 .cse6))) [2020-07-07 10:52:15,497 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (let ((.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse9 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse4) (or .cse0 .cse1 .cse7 .cse8 .cse9 .cse3 .cse4) (or (not (<= 1 ~waterLevel~0)) .cse0 (not (<= ~waterLevel~0 2)) .cse2 .cse4) (or .cse1 .cse7 .cse8 .cse6 .cse3 .cse4) (or (not (= 2 ~waterLevel~0)) .cse2 .cse6 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse7 .cse8 .cse6 .cse4) (or .cse0 .cse5 .cse7 .cse8 .cse9 .cse4))) [2020-07-07 10:52:15,497 INFO L268 CegarLoopResult]: For program point L642(lines 642 650) no Hoare annotation was computed. [2020-07-07 10:52:15,497 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 600 606) no Hoare annotation was computed. [2020-07-07 10:52:15,497 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 600 606) the Hoare annotation is: true [2020-07-07 10:52:15,497 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 0 ~waterLevel~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse8 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 (<= 1 ~waterLevel~0) .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 (= 2 ~waterLevel~0) .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse6 .cse8 .cse7) (and .cse2 (<= 2 ~waterLevel~0) .cse9 .cse5 .cse6 .cse7) (let ((.cse10 (+ |old(~waterLevel~0)| 1))) (and (<= ~waterLevel~0 .cse10) .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4 (<= .cse10 ~waterLevel~0))) (not (<= 1 |old(~waterLevel~0)|)) (and .cse2 .cse9 .cse3 .cse6 .cse8 .cse7) (not .cse7))) [2020-07-07 10:52:15,497 INFO L264 CegarLoopResult]: At program point testENTRY(lines 769 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,497 INFO L268 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2020-07-07 10:52:15,497 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2020-07-07 10:52:15,497 INFO L264 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (let ((.cse8 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= 0 ~waterLevel~0)) (.cse9 (<= 1 ~pumpRunning~0)) (.cse10 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse11 (= 2 ~waterLevel~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse6 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 (= 1 ~waterLevel~0) .cse9) (and .cse10 .cse0 .cse8 .cse11 .cse4 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse12 .cse0 .cse11 .cse9) (and .cse12 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse12 .cse0 .cse3 (<= ~waterLevel~0 0) .cse9) (not (<= 1 |old(~waterLevel~0)|)) (not .cse6) (and .cse10 .cse0 .cse2 .cse11 .cse4 .cse6))) [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point testFINAL(lines 769 832) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L264 CegarLoopResult]: At program point L822(lines 779 824) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse5 (= 2 ~waterLevel~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse10 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= 1 ~waterLevel~0) .cse3) (and .cse4 .cse1 .cse2 .cse5 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse1 .cse5 .cse3) (and .cse8 .cse1 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse8 .cse1 .cse9 (<= ~waterLevel~0 0) .cse3) (not (<= 1 |old(~waterLevel~0)|)) (not .cse7) (and .cse4 .cse1 .cse11 .cse5 .cse6 .cse7) (and .cse1 .cse11 .cse9 .cse6 .cse10 .cse7))) [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L789(lines 789 795) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L789-1(lines 789 795) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L264 CegarLoopResult]: At program point L825(lines 778 826) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L264 CegarLoopResult]: At program point L815-2(lines 809 820) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse10 (= 0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 0 ~waterLevel~0)) (.cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse8 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 .cse6 .cse7 .cse8 .cse5) (and .cse1 .cse2 .cse7 .cse8 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse6 (<= 1 ~waterLevel~0) .cse9 .cse5) (and .cse1 .cse2 .cse3 .cse10 .cse9 .cse8) (let ((.cse11 (+ |old(~waterLevel~0)| 1))) (and (<= ~waterLevel~0 .cse11) .cse1 .cse2 .cse10 .cse8 (<= .cse11 ~waterLevel~0))) (not (<= 1 |old(~waterLevel~0)|)) (and .cse2 .cse6 .cse3 .cse10 .cse9 .cse8) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~waterLevel~0) .cse5) (and .cse2 (<= 2 ~waterLevel~0) .cse6 (<= ~waterLevel~0 2) .cse10 .cse8) (and .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (not .cse8))) [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L780(lines 779 824) no Hoare annotation was computed. [2020-07-07 10:52:15,498 INFO L268 CegarLoopResult]: For program point L809(lines 809 820) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point testEXIT(lines 769 832) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point L443(lines 443 450) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 423 468) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point L437(lines 437 457) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 423 468) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point L437-1(lines 437 457) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 423 468) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 659 666) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 659 666) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 659 666) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-07 10:52:15,499 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 320 422) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L349(lines 349 365) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L370(lines 369 389) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point L366(lines 366 407) no Hoare annotation was computed. [2020-07-07 10:52:15,500 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 320 422) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L385-1(line 385) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L344(lines 344 348) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L408(lines 408 419) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L371(lines 371 375) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 320 422) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L369-2(lines 369 389) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point L390(lines 368 391) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 838 847) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 838 847) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 838 847) no Hoare annotation was computed. [2020-07-07 10:52:15,501 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#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)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.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~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= ~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)|)) [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 667 683) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 667 683) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-07 10:52:15,502 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point L678-1(lines 667 683) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point L674(lines 674 680) no Hoare annotation was computed. [2020-07-07 10:52:15,502 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-07-07 10:52:15,502 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 748 766) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 748 766) the Hoare annotation is: true [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point L757(lines 757 761) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 748 766) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L271 CegarLoopResult]: At program point L755(line 755) the Hoare annotation is: true [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point L757-2(lines 757 761) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point L755-1(line 755) no Hoare annotation was computed. [2020-07-07 10:52:15,503 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse8 (not (<= 0 ~waterLevel~0))) (.cse4 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse2 (not (= 2 ~waterLevel~0))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse11 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse12 (not (<= 1 ~pumpRunning~0))) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (<= ~waterLevel~0 2))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse3 .cse4 .cse5) (or .cse7 .cse8 .cse9 .cse3 .cse10 .cse5) (or .cse8 .cse1 .cse9 .cse11 .cse12 .cse10 .cse5) (or .cse8 .cse1 .cse3 .cse4 .cse10 .cse5) (or .cse7 .cse2 .cse9 .cse12 .cse5) (or .cse6 .cse1 .cse9 .cse11 .cse12 .cse5) (or (not (<= 1 ~waterLevel~0)) .cse7 .cse0 .cse9 .cse3 .cse5))) [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-07 10:52:15,504 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-07 10:52:15,505 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 573 599) the Hoare annotation is: (let ((.cse14 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (not (<= 1 |old(~waterLevel~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 0))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse14 .cse15)) (.cse11 (not (= 0 ~methaneLevelCritical~0))) (.cse13 (not (= 1 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and (= 0 ~pumpRunning~0) .cse14 .cse15)) (.cse6 (not (= 2 |old(~waterLevel~0)|))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse6 .cse3 .cse5) (or .cse1 .cse7 .cse8 .cse9 .cse5 .cse10) (or .cse7 .cse8 .cse9 .cse11 .cse5 .cse10) (or .cse7 .cse8 .cse11 .cse12 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse9 .cse5 .cse10) (or .cse2 .cse6 .cse3 .cse11 .cse5) (or .cse1 .cse7 .cse8 .cse13 .cse5) (or .cse0 .cse2 .cse3 .cse9 .cse11 .cse5 .cse10) (or .cse0 .cse2 .cse3 .cse11 .cse13 .cse5) (or .cse1 .cse7 .cse6 .cse8 .cse12 .cse5)))) [2020-07-07 10:52:15,505 INFO L264 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (let ((.cse19 (= 0 ~pumpRunning~0)) (.cse20 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse18 (= 1 ~systemActive~0)) (.cse21 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse22 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse23 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and .cse21 .cse22 (<= 1 ~waterLevel~0) .cse23)) (.cse13 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse15 (and .cse19 (<= ~waterLevel~0 1) .cse20 .cse18)) (.cse10 (and .cse21 .cse22 .cse20)) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse17 (and .cse21 .cse22 (<= 0 ~waterLevel~0) .cse23)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse16 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (and .cse19 .cse20)) (.cse12 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 0))) (.cse5 (not .cse18)) (.cse11 (not (<= 0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse3 .cse4 .cse5) (or .cse8 .cse1 .cse9 .cse2 .cse10 .cse5 .cse11) (or .cse6 .cse7 .cse9 .cse2 .cse5 .cse11) (or .cse12 .cse0 .cse1 .cse13 .cse5) (or .cse14 .cse12 .cse7 .cse15 .cse16 .cse5) (or .cse6 .cse12 .cse13 .cse7 .cse5) (or .cse8 .cse14 .cse17 .cse1 .cse2 .cse16 .cse5) (or .cse14 .cse7 .cse2 .cse15 .cse16 .cse5) (or .cse8 .cse12 .cse1 .cse9 .cse10 .cse5 .cse11) (or .cse8 .cse14 .cse17 .cse12 .cse1 .cse16 .cse5) (or .cse6 .cse12 .cse7 .cse9 .cse5 .cse11)))) [2020-07-07 10:52:15,505 INFO L264 CegarLoopResult]: At program point L587(lines 587 593) the Hoare annotation is: (let ((.cse21 (= 0 ~pumpRunning~0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse23 (= 1 ~systemActive~0))) (let ((.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse18 (and .cse21 (<= ~waterLevel~0 1) .cse10 .cse23)) (.cse19 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse20 (<= 0 ~waterLevel~0)) (.cse9 (and .cse21 .cse10)) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse13 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse17 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (not .cse23)) (.cse22 (<= 1 ~switchedOnBeforeTS~0)) (.cse15 (not (<= 0 |old(~waterLevel~0)|)))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse9 (and .cse10 (<= 1 ~pumpRunning~0)) .cse11 .cse12 .cse5 .cse8) (or .cse13 .cse4 .cse14 .cse5 (and .cse0 .cse1 .cse10) .cse8 .cse15) (or .cse9 .cse12 .cse14 .cse5 .cse8 .cse15) (or .cse16 .cse17 .cse12 .cse18 .cse19 .cse8) (or .cse13 .cse16 (and .cse0 .cse1 .cse20 .cse3) .cse4 .cse5 .cse19 .cse8) (or .cse16 .cse12 .cse5 .cse18 .cse19 .cse8) (or .cse9 .cse17 .cse12 .cse6 .cse7 .cse8) (or .cse13 (and .cse20 (<= ~waterLevel~0 0) .cse21 .cse22) .cse17 .cse4 (not (= 1 |old(~waterLevel~0)|)) .cse8) (or .cse9 .cse17 .cse12 .cse14 .cse8 .cse15) (or .cse17 .cse4 .cse11 (and .cse2 .cse21 .cse22 .cse3) .cse8) (or .cse13 .cse17 .cse4 .cse14 .cse8 (and .cse21 .cse22 .cse10) .cse15)))) [2020-07-07 10:52:15,505 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 573 599) no Hoare annotation was computed. [2020-07-07 10:52:15,505 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 573 599) no Hoare annotation was computed. [2020-07-07 10:52:15,506 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (let ((.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not (<= 1 |old(~waterLevel~0)|))) (.cse8 (not (= 2 |old(~waterLevel~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse11 (not (<= 0 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 2)) .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse4 .cse5 .cse6 .cse0 .cse2 .cse7 .cse3) (or .cse8 .cse9 .cse1 .cse3) (or .cse4 .cse0 .cse10 .cse1 .cse2 .cse3 .cse11) (or .cse6 .cse0 .cse8 .cse2 .cse3) (or .cse5 .cse9 .cse1 .cse7 .cse3) (or .cse4 .cse5 .cse0 .cse1 .cse2 .cse7 .cse3) (or .cse6 .cse8 .cse9 .cse3) (or .cse4 .cse6 .cse0 .cse10 .cse2 .cse3 .cse11) (or .cse6 .cse9 .cse10 .cse3 .cse11) (or .cse9 .cse10 .cse1 .cse3 .cse11) (or .cse6 .cse9 (not (= 1 |old(~waterLevel~0)|)) .cse3))) [2020-07-07 10:52:15,506 INFO L268 CegarLoopResult]: For program point L580(lines 576 598) no Hoare annotation was computed. [2020-07-07 10:52:15,506 INFO L268 CegarLoopResult]: For program point L578(lines 576 598) no Hoare annotation was computed. [2020-07-07 10:52:15,506 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 873 902) no Hoare annotation was computed. [2020-07-07 10:52:15,506 INFO L268 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-07-07 10:52:15,506 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 873 902) the Hoare annotation is: true [2020-07-07 10:52:15,506 INFO L268 CegarLoopResult]: For program point L887(lines 887 891) no Hoare annotation was computed. [2020-07-07 10:52:15,507 INFO L271 CegarLoopResult]: At program point L887-1(lines 887 891) the Hoare annotation is: true [2020-07-07 10:52:15,507 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-07-07 10:52:15,507 INFO L271 CegarLoopResult]: At program point L883-2(lines 883 897) the Hoare annotation is: true [2020-07-07 10:52:15,507 INFO L271 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: true [2020-07-07 10:52:15,507 INFO L268 CegarLoopResult]: For program point L879-1(line 879) no Hoare annotation was computed. [2020-07-07 10:52:15,507 INFO L271 CegarLoopResult]: At program point L898(lines 873 902) the Hoare annotation is: true [2020-07-07 10:52:15,507 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse7 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse7 .cse2 .cse3 .cse4 .cse6 .cse8) (or .cse7 .cse9 .cse2 .cse3 .cse4 .cse6 .cse8) (or .cse10 .cse9 .cse2 .cse3 .cse4 .cse6) (or .cse0 .cse9 .cse3 .cse2 .cse4 .cse5 .cse6) (or .cse1 .cse10 .cse2 .cse3 .cse4 .cse6))) [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 927 933) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 927 933) the Hoare annotation is: true [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:52:15,508 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-07 10:52:15,508 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-07 10:52:15,509 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (<= 0 |old(~waterLevel~0)|))) (.cse7 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= |old(~waterLevel~0)| 0)) .cse6 .cse7 .cse2 .cse8 .cse4 .cse5) (or .cse6 .cse9 .cse2 .cse3 .cse10 .cse4) (or .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse8 (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse1 .cse9 .cse2 .cse3 .cse10 .cse4) (or .cse6 (= 2 ~waterLevel~0) .cse9 .cse8 .cse10 .cse4))) [2020-07-07 10:52:15,509 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2020-07-07 10:52:15,509 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2020-07-07 10:52:15,509 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2020-07-07 10:52:15,509 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2020-07-07 10:52:15,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:52:15 BoogieIcfgContainer [2020-07-07 10:52:15,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:52:15,532 INFO L168 Benchmark]: Toolchain (without parser) took 163720.86 ms. Allocated memory was 144.7 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 100.9 MB in the beginning and 42.4 MB in the end (delta: 58.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,533 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.17 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 169.8 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,534 INFO L168 Benchmark]: Boogie Preprocessor took 90.12 ms. Allocated memory is still 202.4 MB. Free memory was 169.8 MB in the beginning and 165.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,534 INFO L168 Benchmark]: RCFGBuilder took 1086.66 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.0 MB in the beginning and 193.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,535 INFO L168 Benchmark]: TraceAbstraction took 161879.04 ms. Allocated memory was 234.4 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 193.7 MB in the beginning and 42.4 MB in the end (delta: 151.3 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-07-07 10:52:15,537 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 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.17 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 169.8 MB in the end (delta: -69.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.12 ms. Allocated memory is still 202.4 MB. Free memory was 169.8 MB in the beginning and 165.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1086.66 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.0 MB in the beginning and 193.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 161879.04 ms. Allocated memory was 234.4 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 193.7 MB in the beginning and 42.4 MB in the end (delta: 151.3 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 778]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(waterLevel))) || !(1 == systemActive) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: ((((((((((!(\old(waterLevel) <= 1) || ((((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && \old(methaneLevelCritical) == methaneLevelCritical) && 1 == waterLevel) && 1 <= pumpRunning)) || (((((waterLevel <= \old(waterLevel) + 1 && 0 == splverifierCounter) && \old(methaneLevelCritical) == methaneLevelCritical) && 2 == waterLevel) && 0 == pumpRunning) && 1 == systemActive)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 2 == waterLevel) && 1 <= pumpRunning)) || (((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || (((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && 1 <= pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 == systemActive)) || (((((waterLevel <= \old(waterLevel) + 1 && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 2 == waterLevel) && 0 == pumpRunning) && 1 == systemActive)) || (((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 <= waterLevel) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 95.9s, OverallIterations: 14, TraceHistogramMax: 9, AutomataDifference: 79.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 65.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2688 SDtfs, 8283 SDslu, 6308 SDs, 0 SdLazy, 24462 SolverSat, 6057 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3333 GetRequests, 2841 SyntacticMatches, 12 SemanticMatches, 480 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8018 ImplicationChecksByTransitivity, 42.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1897occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 1360 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 3784 PreInvPairs, 4049 NumberOfFragments, 5931 HoareAnnotationTreeSize, 3784 FomulaSimplifications, 1668330713 FormulaSimplificationTreeSizeReduction, 16.4s HoareSimplificationTime, 64 FomulaSimplificationsInter, 4317692 FormulaSimplificationTreeSizeReductionInter, 49.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 4479 NumberOfCodeBlocks, 4479 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4459 ConstructedInterpolants, 0 QuantifiedInterpolants, 2742359 SizeOfPredicates, 26 NumberOfNonLiveVariables, 7794 ConjunctsInSsa, 121 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 4298/4532 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...