java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:08:01,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:08:01,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:08:01,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:08:01,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:08:01,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:08:01,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:08:01,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:08:01,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:08:01,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:08:01,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:08:01,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:08:01,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:08:01,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:08:01,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:08:01,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:08:01,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:08:01,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:08:01,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:08:01,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:08:01,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:08:01,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:08:01,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:08:01,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:08:01,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:08:01,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:08:01,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:08:01,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:08:01,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:08:01,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:08:01,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:08:01,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:08:01,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:08:01,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:08:01,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:08:01,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:08:01,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:08:01,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:08:01,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:08:01,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:08:01,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:08:01,595 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 [2019-09-08 06:08:01,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:08:01,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:08:01,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:08:01,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:08:01,611 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:08:01,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:08:01,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:08:01,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:08:01,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:08:01,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:08:01,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:08:01,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:08:01,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:08:01,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:08:01,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:08:01,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:08:01,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:08:01,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:08:01,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:08:01,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:08:01,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:08:01,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:08:01,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:08:01,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:08:01,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:08:01,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:08:01,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:08:01,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:08:01,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:08:01,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:08:01,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:08:01,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:08:01,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:08:01,669 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:08:01,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-08 06:08:01,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c90f4e706/95bb4903670c4814b74e61037f697cf3/FLAG05925b21c [2019-09-08 06:08:02,322 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:08:02,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-08 06:08:02,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c90f4e706/95bb4903670c4814b74e61037f697cf3/FLAG05925b21c [2019-09-08 06:08:02,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c90f4e706/95bb4903670c4814b74e61037f697cf3 [2019-09-08 06:08:02,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:08:02,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:08:02,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:02,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:08:02,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:08:02,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:02" (1/1) ... [2019-09-08 06:08:02,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f070b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:02, skipping insertion in model container [2019-09-08 06:08:02,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:02" (1/1) ... [2019-09-08 06:08:02,632 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:08:02,688 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:08:03,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:03,198 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:08:03,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:03,375 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:08:03,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03 WrapperNode [2019-09-08 06:08:03,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:03,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:08:03,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:08:03,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:08:03,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (1/1) ... [2019-09-08 06:08:03,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:08:03,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:08:03,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:08:03,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:08:03,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (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 [2019-09-08 06:08:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:08:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:08:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:08:03,551 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:08:03,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:08:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:08:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:08:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:08:03,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:08:03,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:08:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:08:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:08:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:08:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:08:03,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:08:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:08:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:08:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:08:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-08 06:08:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:08:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:08:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:08:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:08:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:08:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:08:03,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:08:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:08:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:08:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:08:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:08:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:08:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-08 06:08:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:08:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:08:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:08:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-08 06:08:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:08:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-08 06:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-08 06:08:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:08:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:08:04,675 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:08:04,675 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:08:04,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:04 BoogieIcfgContainer [2019-09-08 06:08:04,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:08:04,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:08:04,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:08:04,683 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:08:04,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:08:02" (1/3) ... [2019-09-08 06:08:04,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8ef4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:04, skipping insertion in model container [2019-09-08 06:08:04,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:03" (2/3) ... [2019-09-08 06:08:04,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8ef4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:04, skipping insertion in model container [2019-09-08 06:08:04,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:04" (3/3) ... [2019-09-08 06:08:04,688 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2019-09-08 06:08:04,699 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:08:04,709 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:08:04,726 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:08:04,771 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:08:04,771 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:08:04,772 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:08:04,772 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:08:04,773 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:08:04,773 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:08:04,773 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:08:04,773 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:08:04,775 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:08:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-09-08 06:08:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-08 06:08:04,815 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:04,816 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:04,819 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:04,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:04,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1445624956, now seen corresponding path program 1 times [2019-09-08 06:08:04,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:04,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:04,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:04,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:04,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:05,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:05,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:08:05,269 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:08:05,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:08:05,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:08:05,292 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-09-08 06:08:05,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:05,342 INFO L93 Difference]: Finished difference Result 300 states and 373 transitions. [2019-09-08 06:08:05,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:08:05,344 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-08 06:08:05,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:05,358 INFO L225 Difference]: With dead ends: 300 [2019-09-08 06:08:05,358 INFO L226 Difference]: Without dead ends: 152 [2019-09-08 06:08:05,363 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:08:05,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-09-08 06:08:05,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2019-09-08 06:08:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-09-08 06:08:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 180 transitions. [2019-09-08 06:08:05,438 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 180 transitions. Word has length 51 [2019-09-08 06:08:05,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:05,439 INFO L475 AbstractCegarLoop]: Abstraction has 152 states and 180 transitions. [2019-09-08 06:08:05,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:08:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2019-09-08 06:08:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:08:05,449 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:05,450 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:05,450 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:05,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:05,451 INFO L82 PathProgramCache]: Analyzing trace with hash 313505704, now seen corresponding path program 1 times [2019-09-08 06:08:05,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:05,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:05,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:05,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:05,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:05,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:05,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:05,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:08:05,638 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:08:05,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:08:05,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:05,639 INFO L87 Difference]: Start difference. First operand 152 states and 180 transitions. Second operand 3 states. [2019-09-08 06:08:05,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:05,673 INFO L93 Difference]: Finished difference Result 245 states and 291 transitions. [2019-09-08 06:08:05,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:08:05,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-08 06:08:05,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:05,677 INFO L225 Difference]: With dead ends: 245 [2019-09-08 06:08:05,677 INFO L226 Difference]: Without dead ends: 143 [2019-09-08 06:08:05,679 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:05,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-09-08 06:08:05,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-09-08 06:08:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-09-08 06:08:05,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2019-09-08 06:08:05,697 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 52 [2019-09-08 06:08:05,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:05,697 INFO L475 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2019-09-08 06:08:05,697 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:08:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2019-09-08 06:08:05,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:08:05,700 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:05,700 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:05,701 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:05,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:05,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1935207340, now seen corresponding path program 1 times [2019-09-08 06:08:05,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:05,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:05,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:05,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:05,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:05,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:05,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:05,850 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:05,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:05,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:05,850 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 7 states. [2019-09-08 06:08:06,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:06,246 INFO L93 Difference]: Finished difference Result 258 states and 309 transitions. [2019-09-08 06:08:06,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:08:06,247 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-08 06:08:06,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:06,249 INFO L225 Difference]: With dead ends: 258 [2019-09-08 06:08:06,249 INFO L226 Difference]: Without dead ends: 143 [2019-09-08 06:08:06,251 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:08:06,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-09-08 06:08:06,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-09-08 06:08:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-09-08 06:08:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2019-09-08 06:08:06,269 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 57 [2019-09-08 06:08:06,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:06,270 INFO L475 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2019-09-08 06:08:06,270 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2019-09-08 06:08:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-08 06:08:06,273 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:06,274 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:06,274 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:06,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:06,274 INFO L82 PathProgramCache]: Analyzing trace with hash 979214064, now seen corresponding path program 1 times [2019-09-08 06:08:06,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:06,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:06,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:06,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:06,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:06,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:06,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:06,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 06:08:06,457 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 06:08:06,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 06:08:06,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 06:08:06,458 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 5 states. [2019-09-08 06:08:07,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:07,029 INFO L93 Difference]: Finished difference Result 367 states and 447 transitions. [2019-09-08 06:08:07,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:08:07,029 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-09-08 06:08:07,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:07,032 INFO L225 Difference]: With dead ends: 367 [2019-09-08 06:08:07,032 INFO L226 Difference]: Without dead ends: 252 [2019-09-08 06:08:07,034 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:07,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-09-08 06:08:07,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 233. [2019-09-08 06:08:07,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2019-09-08 06:08:07,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 266 transitions. [2019-09-08 06:08:07,062 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 266 transitions. Word has length 75 [2019-09-08 06:08:07,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:07,063 INFO L475 AbstractCegarLoop]: Abstraction has 233 states and 266 transitions. [2019-09-08 06:08:07,063 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 06:08:07,063 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 266 transitions. [2019-09-08 06:08:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-08 06:08:07,066 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:07,066 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:07,067 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:07,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:07,067 INFO L82 PathProgramCache]: Analyzing trace with hash -919866488, now seen corresponding path program 1 times [2019-09-08 06:08:07,067 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:07,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:07,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:07,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:07,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:07,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:07,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:07,184 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:07,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:07,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:07,185 INFO L87 Difference]: Start difference. First operand 233 states and 266 transitions. Second operand 6 states. [2019-09-08 06:08:07,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:07,410 INFO L93 Difference]: Finished difference Result 625 states and 734 transitions. [2019-09-08 06:08:07,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:07,411 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-08 06:08:07,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:07,418 INFO L225 Difference]: With dead ends: 625 [2019-09-08 06:08:07,418 INFO L226 Difference]: Without dead ends: 420 [2019-09-08 06:08:07,420 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:08:07,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2019-09-08 06:08:07,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 414. [2019-09-08 06:08:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2019-09-08 06:08:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 472 transitions. [2019-09-08 06:08:07,519 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 472 transitions. Word has length 89 [2019-09-08 06:08:07,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:07,520 INFO L475 AbstractCegarLoop]: Abstraction has 414 states and 472 transitions. [2019-09-08 06:08:07,521 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 472 transitions. [2019-09-08 06:08:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-08 06:08:07,525 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:07,526 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:07,526 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:07,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:07,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1008826772, now seen corresponding path program 1 times [2019-09-08 06:08:07,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:07,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:07,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:07,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:07,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:07,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:07,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:07,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:07,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:07,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:07,691 INFO L87 Difference]: Start difference. First operand 414 states and 472 transitions. Second operand 7 states. [2019-09-08 06:08:08,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:08,361 INFO L93 Difference]: Finished difference Result 831 states and 972 transitions. [2019-09-08 06:08:08,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:08:08,362 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2019-09-08 06:08:08,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:08,366 INFO L225 Difference]: With dead ends: 831 [2019-09-08 06:08:08,366 INFO L226 Difference]: Without dead ends: 445 [2019-09-08 06:08:08,368 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:08:08,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-09-08 06:08:08,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 413. [2019-09-08 06:08:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2019-09-08 06:08:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 469 transitions. [2019-09-08 06:08:08,395 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 469 transitions. Word has length 93 [2019-09-08 06:08:08,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:08,395 INFO L475 AbstractCegarLoop]: Abstraction has 413 states and 469 transitions. [2019-09-08 06:08:08,395 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 469 transitions. [2019-09-08 06:08:08,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-08 06:08:08,397 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:08,398 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:08,398 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:08,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:08,398 INFO L82 PathProgramCache]: Analyzing trace with hash 390870795, now seen corresponding path program 1 times [2019-09-08 06:08:08,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:08,399 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:08,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:08,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:08,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:08,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:08,478 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:08,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:08,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:08,478 INFO L87 Difference]: Start difference. First operand 413 states and 469 transitions. Second operand 6 states. [2019-09-08 06:08:08,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:08,529 INFO L93 Difference]: Finished difference Result 808 states and 932 transitions. [2019-09-08 06:08:08,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:08:08,530 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2019-09-08 06:08:08,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:08,533 INFO L225 Difference]: With dead ends: 808 [2019-09-08 06:08:08,534 INFO L226 Difference]: Without dead ends: 423 [2019-09-08 06:08:08,535 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:08,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-09-08 06:08:08,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2019-09-08 06:08:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2019-09-08 06:08:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 479 transitions. [2019-09-08 06:08:08,561 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 479 transitions. Word has length 94 [2019-09-08 06:08:08,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:08,562 INFO L475 AbstractCegarLoop]: Abstraction has 423 states and 479 transitions. [2019-09-08 06:08:08,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 479 transitions. [2019-09-08 06:08:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-08 06:08:08,564 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:08,564 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:08,564 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:08,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:08,565 INFO L82 PathProgramCache]: Analyzing trace with hash 318484237, now seen corresponding path program 1 times [2019-09-08 06:08:08,565 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:08,565 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:08,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:08,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:08,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:08,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:08:08,642 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:08:08,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:08:08,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:08,643 INFO L87 Difference]: Start difference. First operand 423 states and 479 transitions. Second operand 8 states. [2019-09-08 06:08:08,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:08,685 INFO L93 Difference]: Finished difference Result 832 states and 968 transitions. [2019-09-08 06:08:08,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:08,686 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2019-09-08 06:08:08,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:08,689 INFO L225 Difference]: With dead ends: 832 [2019-09-08 06:08:08,689 INFO L226 Difference]: Without dead ends: 437 [2019-09-08 06:08:08,691 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:08,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2019-09-08 06:08:08,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 431. [2019-09-08 06:08:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2019-09-08 06:08:08,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 487 transitions. [2019-09-08 06:08:08,714 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 487 transitions. Word has length 94 [2019-09-08 06:08:08,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:08,714 INFO L475 AbstractCegarLoop]: Abstraction has 431 states and 487 transitions. [2019-09-08 06:08:08,714 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:08:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 487 transitions. [2019-09-08 06:08:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-08 06:08:08,718 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:08,720 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:08,721 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:08,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:08,721 INFO L82 PathProgramCache]: Analyzing trace with hash 648249998, now seen corresponding path program 1 times [2019-09-08 06:08:08,721 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:08,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:08,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:08,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:08,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:08,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:08:08,846 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:08:08,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:08:08,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:08,847 INFO L87 Difference]: Start difference. First operand 431 states and 487 transitions. Second operand 4 states. [2019-09-08 06:08:09,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:09,097 INFO L93 Difference]: Finished difference Result 1306 states and 1552 transitions. [2019-09-08 06:08:09,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:08:09,097 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-09-08 06:08:09,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:09,106 INFO L225 Difference]: With dead ends: 1306 [2019-09-08 06:08:09,106 INFO L226 Difference]: Without dead ends: 903 [2019-09-08 06:08:09,108 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:09,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2019-09-08 06:08:09,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 573. [2019-09-08 06:08:09,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2019-09-08 06:08:09,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 642 transitions. [2019-09-08 06:08:09,165 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 642 transitions. Word has length 94 [2019-09-08 06:08:09,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:09,166 INFO L475 AbstractCegarLoop]: Abstraction has 573 states and 642 transitions. [2019-09-08 06:08:09,166 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:08:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 642 transitions. [2019-09-08 06:08:09,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-09-08 06:08:09,168 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:09,168 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:09,169 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:09,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:09,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1149612728, now seen corresponding path program 1 times [2019-09-08 06:08:09,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:09,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:09,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:09,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:09,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:09,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:09,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:08:09,242 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:08:09,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:08:09,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:09,242 INFO L87 Difference]: Start difference. First operand 573 states and 642 transitions. Second operand 3 states. [2019-09-08 06:08:09,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:09,308 INFO L93 Difference]: Finished difference Result 898 states and 1022 transitions. [2019-09-08 06:08:09,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:08:09,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2019-09-08 06:08:09,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:09,315 INFO L225 Difference]: With dead ends: 898 [2019-09-08 06:08:09,316 INFO L226 Difference]: Without dead ends: 895 [2019-09-08 06:08:09,317 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:09,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2019-09-08 06:08:09,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 741. [2019-09-08 06:08:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2019-09-08 06:08:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 841 transitions. [2019-09-08 06:08:09,380 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 841 transitions. Word has length 98 [2019-09-08 06:08:09,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:09,381 INFO L475 AbstractCegarLoop]: Abstraction has 741 states and 841 transitions. [2019-09-08 06:08:09,381 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:08:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 841 transitions. [2019-09-08 06:08:09,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-08 06:08:09,386 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:09,387 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-08 06:08:09,387 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:09,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:09,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1054262603, now seen corresponding path program 1 times [2019-09-08 06:08:09,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:09,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:09,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:09,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:09,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-08 06:08:09,529 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:09,529 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:09,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:09,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 06:08:09,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:09,829 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:09,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:09,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-08 06:08:09,848 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:08:09,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:08:09,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:09,850 INFO L87 Difference]: Start difference. First operand 741 states and 841 transitions. Second operand 8 states. [2019-09-08 06:08:10,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:10,040 INFO L93 Difference]: Finished difference Result 1249 states and 1428 transitions. [2019-09-08 06:08:10,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:08:10,041 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2019-09-08 06:08:10,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:10,045 INFO L225 Difference]: With dead ends: 1249 [2019-09-08 06:08:10,045 INFO L226 Difference]: Without dead ends: 674 [2019-09-08 06:08:10,047 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:10,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2019-09-08 06:08:10,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 674. [2019-09-08 06:08:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2019-09-08 06:08:10,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 755 transitions. [2019-09-08 06:08:10,104 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 755 transitions. Word has length 162 [2019-09-08 06:08:10,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:10,105 INFO L475 AbstractCegarLoop]: Abstraction has 674 states and 755 transitions. [2019-09-08 06:08:10,105 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:08:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 755 transitions. [2019-09-08 06:08:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-08 06:08:10,111 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:10,111 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:10,112 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:10,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:10,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1330390775, now seen corresponding path program 1 times [2019-09-08 06:08:10,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:10,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:10,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:10,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:10,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:10,241 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-09-08 06:08:10,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:10,242 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:08:10,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:10,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 06:08:10,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:10,524 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Stream closed [2019-09-08 06:08:10,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:10,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2019-09-08 06:08:10,538 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:10,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:10,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:10,538 INFO L87 Difference]: Start difference. First operand 674 states and 755 transitions. Second operand 7 states. [2019-09-08 06:08:11,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:11,416 INFO L93 Difference]: Finished difference Result 1720 states and 2085 transitions. [2019-09-08 06:08:11,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:11,417 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 175 [2019-09-08 06:08:11,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:11,425 INFO L225 Difference]: With dead ends: 1720 [2019-09-08 06:08:11,425 INFO L226 Difference]: Without dead ends: 1212 [2019-09-08 06:08:11,427 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:08:11,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2019-09-08 06:08:11,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 1118. [2019-09-08 06:08:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1118 states. [2019-09-08 06:08:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1288 transitions. [2019-09-08 06:08:11,509 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1288 transitions. Word has length 175 [2019-09-08 06:08:11,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:11,510 INFO L475 AbstractCegarLoop]: Abstraction has 1118 states and 1288 transitions. [2019-09-08 06:08:11,510 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1288 transitions. [2019-09-08 06:08:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-08 06:08:11,515 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:11,515 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:11,516 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:11,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:11,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1747787381, now seen corresponding path program 1 times [2019-09-08 06:08:11,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:11,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:11,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:11,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:11,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-09-08 06:08:11,795 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:11,796 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:11,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:11,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:08:12,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-09-08 06:08:12,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:12,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:08:12,186 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:08:12,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:08:12,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:08:12,187 INFO L87 Difference]: Start difference. First operand 1118 states and 1288 transitions. Second operand 19 states. [2019-09-08 06:08:13,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:13,602 INFO L93 Difference]: Finished difference Result 1949 states and 2256 transitions. [2019-09-08 06:08:13,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:08:13,603 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 175 [2019-09-08 06:08:13,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:13,605 INFO L225 Difference]: With dead ends: 1949 [2019-09-08 06:08:13,606 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 06:08:13,612 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:08:13,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 06:08:13,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 06:08:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 06:08:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 06:08:13,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2019-09-08 06:08:13,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:13,614 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 06:08:13,614 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:08:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 06:08:13,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 06:08:13,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 06:08:14,654 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 26 [2019-09-08 06:08:14,912 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 27 [2019-09-08 06:08:15,414 WARN L188 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2019-09-08 06:08:15,725 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-09-08 06:08:15,967 WARN L188 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 29 [2019-09-08 06:08:16,158 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2019-09-08 06:08:16,304 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-09-08 06:08:16,603 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 31 [2019-09-08 06:08:16,856 WARN L188 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-08 06:08:17,085 WARN L188 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2019-09-08 06:08:17,346 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-09-08 06:08:17,541 WARN L188 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2019-09-08 06:08:17,749 WARN L188 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 31 [2019-09-08 06:08:17,966 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-09-08 06:08:18,174 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2019-09-08 06:08:18,420 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-09-08 06:08:18,605 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2019-09-08 06:08:18,759 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-09-08 06:08:19,129 WARN L188 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2019-09-08 06:08:19,312 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-09-08 06:08:19,437 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2019-09-08 06:08:19,645 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2019-09-08 06:08:19,803 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-08 06:08:20,073 WARN L188 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-09-08 06:08:20,297 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-08 06:08:20,445 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-09-08 06:08:20,649 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-09-08 06:08:20,756 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-08 06:08:21,026 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-08 06:08:21,483 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2019-09-08 06:08:21,669 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-09-08 06:08:21,672 INFO L443 ceAbstractionStarter]: For program point L287(lines 264 288) no Hoare annotation was computed. [2019-09-08 06:08:21,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 240 295) no Hoare annotation was computed. [2019-09-08 06:08:21,672 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 275) no Hoare annotation was computed. [2019-09-08 06:08:21,672 INFO L443 ceAbstractionStarter]: For program point L271-1(lines 271 275) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L266(line 266) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L265-2(lines 265 286) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 240 295) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 240 295) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L322-2(lines 322 347) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L348(lines 321 349) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 296 355) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L341(line 341) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point L341-1(line 341) no Hoare annotation was computed. [2019-09-08 06:08:21,673 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 296 355) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 296 355) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 332) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point L328-1(lines 328 332) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point L323(line 323) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 981 987) the Hoare annotation is: true [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 981 987) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 988 996) no Hoare annotation was computed. [2019-09-08 06:08:21,674 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 988 996) the Hoare annotation is: true [2019-09-08 06:08:21,674 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 988 996) no Hoare annotation was computed. [2019-09-08 06:08:21,675 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,675 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,675 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,675 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,675 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-09-08 06:08:21,675 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-09-08 06:08:21,675 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,676 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-08 06:08:21,676 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-09-08 06:08:21,677 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 767 775) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 767 775) the Hoare annotation is: true [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 767 775) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 831 849) the Hoare annotation is: true [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L840(lines 840 844) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L446 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: true [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L840-2(lines 840 844) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 831 849) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L838-1(line 838) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 831 849) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 803) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L795-2(lines 795 803) no Hoare annotation was computed. [2019-09-08 06:08:21,678 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 791) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 776 811) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 776 811) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 776 811) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 974 980) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 974 980) the Hoare annotation is: true [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 194 239) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 194 239) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 194 239) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 507 552) no Hoare annotation was computed. [2019-09-08 06:08:21,679 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 534) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 507 552) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point L521(lines 521 541) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point L521-1(lines 521 541) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 507 552) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,680 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 756 766) the Hoare annotation is: true [2019-09-08 06:08:21,680 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 756 766) no Hoare annotation was computed. [2019-09-08 06:08:21,680 INFO L446 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: true [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 756 766) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 748 755) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 748 755) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 748 755) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point L943(lines 943 949) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 939 952) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 939 952) the Hoare annotation is: true [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 939 952) no Hoare annotation was computed. [2019-09-08 06:08:21,681 INFO L439 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0) (or .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse4 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,681 INFO L443 ceAbstractionStarter]: For program point L734-1(lines 715 739) no Hoare annotation was computed. [2019-09-08 06:08:21,682 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse2 .cse3) (or .cse1 .cse4) (or .cse3 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 1)) .cse2 .cse4)))) [2019-09-08 06:08:21,682 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 715 739) no Hoare annotation was computed. [2019-09-08 06:08:21,682 INFO L439 ceAbstractionStarter]: At program point L725(line 725) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 1)) .cse1 .cse2) (or .cse2 .cse1 .cse3) (or .cse0 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse3)))) [2019-09-08 06:08:21,682 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 715 739) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 0)) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse2 .cse1 .cse4) (or .cse5 .cse6 .cse4) (or .cse0 .cse6 .cse5 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,682 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 731) no Hoare annotation was computed. [2019-09-08 06:08:21,682 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse2 .cse1 .cse4) (or .cse0 .cse5 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse4)))) [2019-09-08 06:08:21,682 INFO L443 ceAbstractionStarter]: For program point L721-1(line 721) no Hoare annotation was computed. [2019-09-08 06:08:21,682 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 736) no Hoare annotation was computed. [2019-09-08 06:08:21,683 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 655 661) no Hoare annotation was computed. [2019-09-08 06:08:21,683 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 655 661) the Hoare annotation is: true [2019-09-08 06:08:21,683 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,683 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 607) no Hoare annotation was computed. [2019-09-08 06:08:21,683 INFO L439 ceAbstractionStarter]: At program point L603-2(lines 595 608) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse5 .cse6 .cse4) (and (and (and .cse0 .cse2 .cse3) .cse4) .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:21,683 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2019-09-08 06:08:21,683 INFO L443 ceAbstractionStarter]: For program point L566(lines 565 612) no Hoare annotation was computed. [2019-09-08 06:08:21,683 INFO L439 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse5 .cse6 .cse4) (and (and (and .cse0 .cse2 .cse3) .cse4) .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:21,683 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 608) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L439 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 .cse2 .cse3) .cse4) .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:21,684 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 591) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L439 ceAbstractionStarter]: At program point L610(lines 565 612) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 .cse2 .cse3) .cse4) .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:21,684 INFO L439 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 .cse2 .cse3) .cse4) .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:21,684 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 581) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L443 ceAbstractionStarter]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 571) no Hoare annotation was computed. [2019-09-08 06:08:21,684 INFO L439 ceAbstractionStarter]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 488) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 495) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 475 495) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 461 506) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 461 506) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 461 506) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 953 961) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 953 961) the Hoare annotation is: true [2019-09-08 06:08:21,685 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 953 961) no Hoare annotation was computed. [2019-09-08 06:08:21,685 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 158 186) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-08 06:08:21,686 INFO L439 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 ~pumpRunning~0)) .cse2)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1) (or .cse4 .cse0) (or .cse4 (not (<= 2 ~waterLevel~0)) .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))))) [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 180) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse5 (not (<= 2 ~waterLevel~0)) .cse3 .cse1 .cse6) (or .cse4 .cse0 .cse5 .cse1 (not (= ~waterLevel~0 1)) .cse6))) [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 158 186) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L439 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 158 186) no Hoare annotation was computed. [2019-09-08 06:08:21,686 INFO L443 ceAbstractionStarter]: For program point L164-1(line 164) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 150 157) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point L915-2(lines 915 923) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 907 929) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 907 929) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 907 929) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 923) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 358 460) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 386) no Hoare annotation was computed. [2019-09-08 06:08:21,687 INFO L443 ceAbstractionStarter]: For program point L446(lines 446 457) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L407-2(lines 407 427) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L428(lines 406 429) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 358 460) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 403) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L447(lines 447 454) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L408(lines 407 427) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-09-08 06:08:21,688 INFO L443 ceAbstractionStarter]: For program point L439-1(line 439) no Hoare annotation was computed. [2019-09-08 06:08:21,689 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 445) no Hoare annotation was computed. [2019-09-08 06:08:21,689 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 358 460) no Hoare annotation was computed. [2019-09-08 06:08:21,689 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-09-08 06:08:21,689 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 964 973) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 964 973) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 964 973) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 740 747) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 740 747) no Hoare annotation was computed. [2019-09-08 06:08:21,690 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 740 747) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-09-08 06:08:21,691 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 812 830) no Hoare annotation was computed. [2019-09-08 06:08:21,691 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 812 830) the Hoare annotation is: true [2019-09-08 06:08:21,691 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-09-08 06:08:21,691 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 812 830) no Hoare annotation was computed. [2019-09-08 06:08:21,691 INFO L446 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: true [2019-09-08 06:08:21,691 INFO L443 ceAbstractionStarter]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2019-09-08 06:08:21,691 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 930 938) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 930 938) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 930 938) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 886 897) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse1 (or (not (= 0 ~pumpRunning~0)) .cse5)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse5 (not (<= 2 ~waterLevel~0)) .cse4 .cse7) (or .cse6 .cse7 .cse1 .cse2)))) [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point L890-1(lines 886 897) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 886 897) no Hoare annotation was computed. [2019-09-08 06:08:21,692 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,693 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,693 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,693 INFO L439 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse6)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (and .cse4 .cse5))) (and (or .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5 (= 0 ~methAndRunningLastTime~0)) .cse6 .cse7 .cse1) (or .cse6 .cse7 .cse8 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse6 (not (<= 2 |old(~waterLevel~0)|)) .cse7 .cse8)))) [2019-09-08 06:08:21,693 INFO L443 ceAbstractionStarter]: For program point L635(lines 634 653) no Hoare annotation was computed. [2019-09-08 06:08:21,693 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 631 654) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1)) (.cse5 (not (= ~systemActive~0 1))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= 0 ~methAndRunningLastTime~0))) (let ((.cse0 (and .cse9 (= ~pumpRunning~0 0) .cse10)) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and .cse8 .cse9)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse6 .cse7 .cse3) (or .cse4 .cse5 (not (<= 2 |old(~waterLevel~0)|)) .cse6 .cse7) (or .cse4 .cse5 .cse6 (and .cse8 .cse9 .cse10) .cse2)))) [2019-09-08 06:08:21,693 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 631 654) no Hoare annotation was computed. [2019-09-08 06:08:21,693 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 631 654) no Hoare annotation was computed. [2019-09-08 06:08:21,694 INFO L439 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (or .cse9 .cse3)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse0 (and .cse6 .cse7 .cse2) .cse8 .cse5) (or .cse9 .cse2 .cse3 (not (= |old(~waterLevel~0)| 1)) .cse5 .cse10) (or (and .cse6 .cse7) .cse8 .cse5 .cse10) (or .cse1 .cse3 .cse4 .cse10)))) [2019-09-08 06:08:21,694 INFO L439 ceAbstractionStarter]: At program point L642(lines 642 648) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (and (= 1 ~systemActive~0) .cse1 .cse12 (= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse1 .cse3)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse6 (and .cse10 .cse12)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 (and .cse8 .cse9 .cse10) .cse5 .cse11) (or .cse9 .cse12 .cse3 .cse13 .cse11) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse11) (or .cse0 .cse3 .cse13 .cse5 .cse14) (or .cse0 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse13 .cse14) (or .cse0 .cse7 (and .cse8 .cse9 .cse10 .cse2) .cse6 .cse5)))) [2019-09-08 06:08:21,694 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-09-08 06:08:21,694 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-09-08 06:08:21,694 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-09-08 06:08:21,695 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-08 06:08:21,695 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-09-08 06:08:21,695 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-09-08 06:08:21,695 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-09-08 06:08:21,695 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-09-08 06:08:21,696 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-09-08 06:08:21,696 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-09-08 06:08:21,696 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 898 906) the Hoare annotation is: true [2019-09-08 06:08:21,696 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 898 906) no Hoare annotation was computed. [2019-09-08 06:08:21,696 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 898 906) no Hoare annotation was computed. [2019-09-08 06:08:21,696 INFO L443 ceAbstractionStarter]: For program point L866-1(lines 862 873) no Hoare annotation was computed. [2019-09-08 06:08:21,697 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 862 873) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (or .cse0 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse4 .cse2) (or .cse3 .cse2 .cse1 .cse4 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,697 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 862 873) no Hoare annotation was computed. [2019-09-08 06:08:21,697 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-09-08 06:08:21,697 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-09-08 06:08:21,697 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,697 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-09-08 06:08:21,697 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-08 06:08:21,697 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:21,697 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2019-09-08 06:08:21,698 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 1 ~systemActive~0)) (.cse4 (or (not (= 0 ~pumpRunning~0)) .cse0)) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse6 .cse0 .cse1 .cse2 .cse5) (or .cse6 .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse6 .cse2 .cse4 .cse5)))) [2019-09-08 06:08:21,698 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2019-09-08 06:08:21,698 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse1 .cse2)))) [2019-09-08 06:08:21,698 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 663 687) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,698 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 679) no Hoare annotation was computed. [2019-09-08 06:08:21,698 INFO L439 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,698 INFO L443 ceAbstractionStarter]: For program point L669-1(line 669) no Hoare annotation was computed. [2019-09-08 06:08:21,699 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 663 687) no Hoare annotation was computed. [2019-09-08 06:08:21,699 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 684) no Hoare annotation was computed. [2019-09-08 06:08:21,699 INFO L439 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-09-08 06:08:21,699 INFO L443 ceAbstractionStarter]: For program point L682-1(lines 663 687) no Hoare annotation was computed. [2019-09-08 06:08:21,699 INFO L439 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse2 .cse1)))) [2019-09-08 06:08:21,699 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 874 885) no Hoare annotation was computed. [2019-09-08 06:08:21,699 INFO L443 ceAbstractionStarter]: For program point L878-1(lines 874 885) no Hoare annotation was computed. [2019-09-08 06:08:21,700 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 874 885) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 ~pumpRunning~0)) .cse6)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3) (or .cse4 .cse6 (not (<= 2 |old(~waterLevel~0)|)) .cse5 .cse0)))) [2019-09-08 06:08:21,700 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 998 1005) no Hoare annotation was computed. [2019-09-08 06:08:21,700 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2019-09-08 06:08:21,700 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 998 1005) the Hoare annotation is: true [2019-09-08 06:08:21,700 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 998 1005) no Hoare annotation was computed. [2019-09-08 06:08:21,700 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-09-08 06:08:21,700 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 689 713) no Hoare annotation was computed. [2019-09-08 06:08:21,700 INFO L439 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-09-08 06:08:21,700 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 689 713) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,701 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 705) no Hoare annotation was computed. [2019-09-08 06:08:21,701 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-09-08 06:08:21,701 INFO L443 ceAbstractionStarter]: For program point L695-1(line 695) no Hoare annotation was computed. [2019-09-08 06:08:21,701 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 710) no Hoare annotation was computed. [2019-09-08 06:08:21,701 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-08 06:08:21,701 INFO L443 ceAbstractionStarter]: For program point L708-1(lines 689 713) no Hoare annotation was computed. [2019-09-08 06:08:21,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:08:21 BoogieIcfgContainer [2019-09-08 06:08:21,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:08:21,734 INFO L168 Benchmark]: Toolchain (without parser) took 19118.22 ms. Allocated memory was 133.2 MB in the beginning and 522.2 MB in the end (delta: 389.0 MB). Free memory was 87.0 MB in the beginning and 179.6 MB in the end (delta: -92.6 MB). Peak memory consumption was 396.4 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,735 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.19 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.8 MB in the beginning and 164.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,737 INFO L168 Benchmark]: Boogie Preprocessor took 92.98 ms. Allocated memory is still 200.3 MB. Free memory was 164.0 MB in the beginning and 158.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,737 INFO L168 Benchmark]: RCFGBuilder took 1207.75 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 158.6 MB in the beginning and 187.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,738 INFO L168 Benchmark]: TraceAbstraction took 17053.12 ms. Allocated memory was 224.9 MB in the beginning and 522.2 MB in the end (delta: 297.3 MB). Free memory was 187.3 MB in the beginning and 179.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 404.9 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:21,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.19 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.8 MB in the beginning and 164.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.98 ms. Allocated memory is still 200.3 MB. Free memory was 164.0 MB in the beginning and 158.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.75 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 158.6 MB in the beginning and 187.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17053.12 ms. Allocated memory was 224.9 MB in the beginning and 522.2 MB in the end (delta: 297.3 MB). Free memory was 187.3 MB in the beginning and 179.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 404.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1002]: 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: 565]: Loop Invariant Derived loop invariant: (((((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) || ((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 254 locations, 1 error locations. SAFE Result, 16.9s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 4.9s AutomataDifference, 0.0s DeadEndRemovalTime, 8.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2541 SDtfs, 1701 SDslu, 6751 SDs, 0 SdLazy, 2816 SolverSat, 472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 659 GetRequests, 568 SyntacticMatches, 1 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1118occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 641 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2193 PreInvPairs, 2293 NumberOfFragments, 3029 HoareAnnotationTreeSize, 2193 FomulaSimplifications, 12677 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 69 FomulaSimplificationsInter, 21453 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1821 NumberOfCodeBlocks, 1821 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1805 ConstructedInterpolants, 0 QuantifiedInterpolants, 389654 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2900 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 288/304 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...