/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:31,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:31,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:31,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:31,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:31,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:31,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:31,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:31,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:31,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:31,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:31,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:31,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:31,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:31,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:31,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:31,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:31,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:31,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:31,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:31,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:31,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:31,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:31,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:31,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:31,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:31,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:31,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:31,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:31,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:31,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:31,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:31,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:31,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:31,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:31,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:31,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:31,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:31,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:31,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:31,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:31,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:31,567 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:31,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:31,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:31,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:31,569 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:31,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:31,569 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:31,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:31,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:31,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:31,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:31,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:31,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:31,571 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:31,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:31,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:31,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:31,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:31,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:31,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:31,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:31,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:31,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:31,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:31,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:31,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:31,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:31,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:31,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:31,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:31,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:31,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:31,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:31,902 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:31,902 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:31,904 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-07-21 10:38:31,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9b39fb2/c9644dd061864575864cf80ad43e9587/FLAGcacd8f031 [2020-07-21 10:38:32,476 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:32,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-07-21 10:38:32,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9b39fb2/c9644dd061864575864cf80ad43e9587/FLAGcacd8f031 [2020-07-21 10:38:32,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9b39fb2/c9644dd061864575864cf80ad43e9587 [2020-07-21 10:38:32,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:32,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:32,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:32,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:32,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:32,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32172fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:32, skipping insertion in model container [2020-07-21 10:38:32,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:32" (1/1) ... [2020-07-21 10:38:32,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:32,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:33,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:33,395 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:33,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:33,521 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:33,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33 WrapperNode [2020-07-21 10:38:33,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:33,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:33,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:33,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:33,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... [2020-07-21 10:38:33,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:33,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:33,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:33,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:33,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:33,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:38:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:33,698 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:33,699 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:33,699 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:33,699 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:33,699 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:33,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:38:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:38:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:34,743 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:34,743 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:34,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:34 BoogieIcfgContainer [2020-07-21 10:38:34,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:34,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:34,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:34,753 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:34,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:32" (1/3) ... [2020-07-21 10:38:34,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b180614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:34, skipping insertion in model container [2020-07-21 10:38:34,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:33" (2/3) ... [2020-07-21 10:38:34,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b180614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:34, skipping insertion in model container [2020-07-21 10:38:34,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:34" (3/3) ... [2020-07-21 10:38:34,757 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2020-07-21 10:38:34,767 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:34,776 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:34,790 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:34,814 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:34,814 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:34,814 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:34,815 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:34,815 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:34,815 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:34,815 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:34,815 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:34,838 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-07-21 10:38:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:34,848 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:34,849 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:34,850 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:34,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:34,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times [2020-07-21 10:38:34,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:34,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2135182778] [2020-07-21 10:38:34,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:35,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2135182778] [2020-07-21 10:38:35,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:35,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127172765] [2020-07-21 10:38:35,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:35,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:35,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:35,204 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2020-07-21 10:38:35,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,247 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2020-07-21 10:38:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:35,249 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:35,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:35,262 INFO L225 Difference]: With dead ends: 236 [2020-07-21 10:38:35,262 INFO L226 Difference]: Without dead ends: 120 [2020-07-21 10:38:35,267 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:35,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-21 10:38:35,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-07-21 10:38:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-21 10:38:35,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-21 10:38:35,329 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-07-21 10:38:35,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:35,330 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-21 10:38:35,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:35,330 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-21 10:38:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:35,334 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:35,335 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:35,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,550 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:35,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:35,550 INFO L82 PathProgramCache]: Analyzing trace with hash 2026102304, now seen corresponding path program 1 times [2020-07-21 10:38:35,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:35,551 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [849631051] [2020-07-21 10:38:35,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:35,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:35,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:35,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:35,851 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:35,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [849631051] [2020-07-21 10:38:35,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:35,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:35,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467069862] [2020-07-21 10:38:35,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:35,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:35,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:35,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:35,857 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2020-07-21 10:38:35,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:35,893 INFO L93 Difference]: Finished difference Result 179 states and 209 transitions. [2020-07-21 10:38:35,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:35,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:35,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:35,896 INFO L225 Difference]: With dead ends: 179 [2020-07-21 10:38:35,897 INFO L226 Difference]: Without dead ends: 111 [2020-07-21 10:38:35,898 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:35,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-07-21 10:38:35,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2020-07-21 10:38:35,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-07-21 10:38:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 129 transitions. [2020-07-21 10:38:35,911 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 129 transitions. Word has length 60 [2020-07-21 10:38:35,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:35,912 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 129 transitions. [2020-07-21 10:38:35,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:35,912 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2020-07-21 10:38:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:38:35,915 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:35,915 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:36,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,131 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:36,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:36,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times [2020-07-21 10:38:36,133 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:36,133 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1010278594] [2020-07-21 10:38:36,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:36,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:36,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:36,390 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:36,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1010278594] [2020-07-21 10:38:36,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:36,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:36,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4692504] [2020-07-21 10:38:36,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:36,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:36,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:36,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:36,393 INFO L87 Difference]: Start difference. First operand 111 states and 129 transitions. Second operand 3 states. [2020-07-21 10:38:36,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:36,438 INFO L93 Difference]: Finished difference Result 275 states and 331 transitions. [2020-07-21 10:38:36,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:36,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 10:38:36,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:36,444 INFO L225 Difference]: With dead ends: 275 [2020-07-21 10:38:36,444 INFO L226 Difference]: Without dead ends: 192 [2020-07-21 10:38:36,445 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:36,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-07-21 10:38:36,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 188. [2020-07-21 10:38:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-21 10:38:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 225 transitions. [2020-07-21 10:38:36,485 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 225 transitions. Word has length 64 [2020-07-21 10:38:36,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:36,485 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 225 transitions. [2020-07-21 10:38:36,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 225 transitions. [2020-07-21 10:38:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 10:38:36,488 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:36,488 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:36,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,698 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:36,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:36,699 INFO L82 PathProgramCache]: Analyzing trace with hash 188858379, now seen corresponding path program 1 times [2020-07-21 10:38:36,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:36,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811734179] [2020-07-21 10:38:36,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:36,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:36,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:36,939 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:36,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811734179] [2020-07-21 10:38:36,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:36,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:36,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296498501] [2020-07-21 10:38:36,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:36,943 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:36,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:36,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:36,943 INFO L87 Difference]: Start difference. First operand 188 states and 225 transitions. Second operand 6 states. [2020-07-21 10:38:37,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:37,130 INFO L93 Difference]: Finished difference Result 301 states and 372 transitions. [2020-07-21 10:38:37,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:37,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 10:38:37,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:37,131 INFO L225 Difference]: With dead ends: 301 [2020-07-21 10:38:37,132 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:37,134 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:37,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:37,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:37,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:37,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 10:38:37,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:37,136 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:37,136 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:37,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:37,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:37,350 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:37,911 INFO L268 CegarLoopResult]: For program point L213(lines 213 217) no Hoare annotation was computed. [2020-07-21 10:38:37,911 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2020-07-21 10:38:37,911 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 182 237) no Hoare annotation was computed. [2020-07-21 10:38:37,912 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-07-21 10:38:37,912 INFO L268 CegarLoopResult]: For program point L207-2(lines 207 228) no Hoare annotation was computed. [2020-07-21 10:38:37,912 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 182 237) no Hoare annotation was computed. [2020-07-21 10:38:37,912 INFO L268 CegarLoopResult]: For program point L229(lines 206 230) no Hoare annotation was computed. [2020-07-21 10:38:37,912 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 182 237) no Hoare annotation was computed. [2020-07-21 10:38:37,913 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-07-21 10:38:37,913 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-07-21 10:38:37,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 238 297) no Hoare annotation was computed. [2020-07-21 10:38:37,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 238 297) no Hoare annotation was computed. [2020-07-21 10:38:37,913 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 238 297) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 289) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L268 CegarLoopResult]: For program point L290(lines 263 291) no Hoare annotation was computed. [2020-07-21 10:38:37,914 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 10:38:37,915 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 10:38:37,915 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,915 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 10:38:37,915 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:37,915 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 82 89) the Hoare annotation is: true [2020-07-21 10:38:37,915 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-07-21 10:38:37,917 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-07-21 10:38:37,917 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 90 99) the Hoare annotation is: true [2020-07-21 10:38:37,917 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-21 10:38:37,917 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 90 99) no Hoare annotation was computed. [2020-07-21 10:38:37,917 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 90 99) no Hoare annotation was computed. [2020-07-21 10:38:37,917 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,918 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-07-21 10:38:37,918 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 100 128) the Hoare annotation is: true [2020-07-21 10:38:37,918 INFO L268 CegarLoopResult]: For program point L112(lines 112 122) no Hoare annotation was computed. [2020-07-21 10:38:37,919 INFO L271 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: true [2020-07-21 10:38:37,919 INFO L268 CegarLoopResult]: For program point L110-1(line 110) no Hoare annotation was computed. [2020-07-21 10:38:37,919 INFO L268 CegarLoopResult]: For program point L108(lines 108 125) no Hoare annotation was computed. [2020-07-21 10:38:37,919 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 100 128) no Hoare annotation was computed. [2020-07-21 10:38:37,919 INFO L268 CegarLoopResult]: For program point L108-1(lines 100 128) no Hoare annotation was computed. [2020-07-21 10:38:37,919 INFO L271 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: true [2020-07-21 10:38:37,919 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-07-21 10:38:37,920 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,920 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-07-21 10:38:37,920 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,921 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,921 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-07-21 10:38:37,921 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-07-21 10:38:37,921 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-07-21 10:38:37,921 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-07-21 10:38:37,922 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,922 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,923 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:37,923 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-07-21 10:38:37,924 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 942 956) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 942 956) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 942 956) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-07-21 10:38:37,925 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 878 886) no Hoare annotation was computed. [2020-07-21 10:38:37,926 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 878 886) the Hoare annotation is: true [2020-07-21 10:38:37,926 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 878 886) no Hoare annotation was computed. [2020-07-21 10:38:37,926 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-07-21 10:38:37,926 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 923 941) the Hoare annotation is: true [2020-07-21 10:38:37,926 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 923 941) no Hoare annotation was computed. [2020-07-21 10:38:37,926 INFO L268 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-07-21 10:38:37,926 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-07-21 10:38:37,926 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 936) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 923 941) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point L894(lines 894 902) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2020-07-21 10:38:37,927 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 887 922) no Hoare annotation was computed. [2020-07-21 10:38:37,928 INFO L268 CegarLoopResult]: For program point L906(lines 906 914) no Hoare annotation was computed. [2020-07-21 10:38:37,928 INFO L268 CegarLoopResult]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2020-07-21 10:38:37,928 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 887 922) no Hoare annotation was computed. [2020-07-21 10:38:37,928 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 887 922) no Hoare annotation was computed. [2020-07-21 10:38:37,931 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 10:38:37,931 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 10:38:37,931 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 136 181) no Hoare annotation was computed. [2020-07-21 10:38:37,931 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 136 181) no Hoare annotation was computed. [2020-07-21 10:38:37,931 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 136 181) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 449 494) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point L469(lines 469 476) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point L463(lines 463 483) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point L463-1(lines 463 483) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 449 494) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 449 494) no Hoare annotation was computed. [2020-07-21 10:38:37,932 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,933 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 867 877) no Hoare annotation was computed. [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 867 877) no Hoare annotation was computed. [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-07-21 10:38:37,933 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-07-21 10:38:37,936 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 867 877) no Hoare annotation was computed. [2020-07-21 10:38:37,936 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 859 866) the Hoare annotation is: true [2020-07-21 10:38:37,936 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 859 866) no Hoare annotation was computed. [2020-07-21 10:38:37,936 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 859 866) no Hoare annotation was computed. [2020-07-21 10:38:37,936 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,936 INFO L268 CegarLoopResult]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2020-07-21 10:38:37,937 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2020-07-21 10:38:37,937 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:37,937 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,937 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:37,937 INFO L268 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2020-07-21 10:38:37,937 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:37,937 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-07-21 10:38:37,937 INFO L268 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2020-07-21 10:38:37,938 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 800 806) no Hoare annotation was computed. [2020-07-21 10:38:37,938 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 800 806) the Hoare annotation is: true [2020-07-21 10:38:37,938 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,938 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,938 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-07-21 10:38:37,938 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-07-21 10:38:37,938 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-07-21 10:38:37,939 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,939 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,939 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-07-21 10:38:37,939 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-07-21 10:38:37,939 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-21 10:38:37,939 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,939 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,939 INFO L268 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L264 CegarLoopResult]: At program point L747-1(lines 741 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point L417(lines 417 437) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point L417-1(lines 417 437) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 403 448) no Hoare annotation was computed. [2020-07-21 10:38:37,940 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 403 448) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 403 448) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 833 840) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 581 589) the Hoare annotation is: true [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:38:37,941 INFO L268 CegarLoopResult]: For program point L557(lines 557 565) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 565) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 549 571) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 549 571) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 549 571) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-07-21 10:38:37,942 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 300 402) no Hoare annotation was computed. [2020-07-21 10:38:37,943 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 369) no Hoare annotation was computed. [2020-07-21 10:38:37,943 INFO L268 CegarLoopResult]: For program point L370(lines 348 371) no Hoare annotation was computed. [2020-07-21 10:38:37,943 INFO L268 CegarLoopResult]: For program point L329(lines 329 345) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 300 402) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L389(lines 389 396) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L350(lines 349 369) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L346(lines 346 387) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 300 402) no Hoare annotation was computed. [2020-07-21 10:38:37,944 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point L388(lines 388 399) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-07-21 10:38:37,945 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 858) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 842 858) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point L853-1(lines 842 858) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 572 580) the Hoare annotation is: true [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 572 580) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 572 580) no Hoare annotation was computed. [2020-07-21 10:38:37,946 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,947 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,947 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 528 539) the Hoare annotation is: true [2020-07-21 10:38:37,947 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 528 539) no Hoare annotation was computed. [2020-07-21 10:38:37,947 INFO L268 CegarLoopResult]: For program point L532-1(lines 528 539) no Hoare annotation was computed. [2020-07-21 10:38:37,948 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 540 548) no Hoare annotation was computed. [2020-07-21 10:38:37,948 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 540 548) no Hoare annotation was computed. [2020-07-21 10:38:37,948 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 540 548) no Hoare annotation was computed. [2020-07-21 10:38:37,948 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,948 INFO L264 CegarLoopResult]: At program point L787(lines 787 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,949 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 773 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:37,949 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:37,949 INFO L268 CegarLoopResult]: For program point L780(lines 776 798) no Hoare annotation was computed. [2020-07-21 10:38:37,949 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 773 799) no Hoare annotation was computed. [2020-07-21 10:38:37,950 INFO L268 CegarLoopResult]: For program point L778(lines 776 798) no Hoare annotation was computed. [2020-07-21 10:38:37,950 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 773 799) no Hoare annotation was computed. [2020-07-21 10:38:37,950 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-07-21 10:38:37,950 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-07-21 10:38:37,950 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-07-21 10:38:37,951 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-07-21 10:38:37,951 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-07-21 10:38:37,951 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-07-21 10:38:37,951 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-07-21 10:38:37,951 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-07-21 10:38:37,951 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-07-21 10:38:37,955 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-07-21 10:38:37,955 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 504 515) the Hoare annotation is: true [2020-07-21 10:38:37,955 INFO L268 CegarLoopResult]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2020-07-21 10:38:37,955 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 504 515) no Hoare annotation was computed. [2020-07-21 10:38:37,956 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-07-21 10:38:37,956 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-07-21 10:38:37,956 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,956 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:37,956 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:37,956 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:37,956 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 516 527) no Hoare annotation was computed. [2020-07-21 10:38:37,956 INFO L268 CegarLoopResult]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2020-07-21 10:38:37,957 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 516 527) the Hoare annotation is: true [2020-07-21 10:38:37,957 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-07-21 10:38:37,957 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-07-21 10:38:37,957 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-07-21 10:38:37,957 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-07-21 10:38:37,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:37 BoogieIcfgContainer [2020-07-21 10:38:37,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:37,980 INFO L168 Benchmark]: Toolchain (without parser) took 5188.98 ms. Allocated memory was 143.7 MB in the beginning and 252.2 MB in the end (delta: 108.5 MB). Free memory was 100.7 MB in the beginning and 117.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,982 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.52 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 170.7 MB in the end (delta: -70.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,989 INFO L168 Benchmark]: Boogie Preprocessor took 95.96 ms. Allocated memory is still 201.3 MB. Free memory was 170.7 MB in the beginning and 166.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,991 INFO L168 Benchmark]: RCFGBuilder took 1129.69 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 166.4 MB in the beginning and 196.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:37,992 INFO L168 Benchmark]: TraceAbstraction took 3227.21 ms. Allocated memory was 231.2 MB in the beginning and 252.2 MB in the end (delta: 21.0 MB). Free memory was 194.7 MB in the beginning and 117.4 MB in the end (delta: 77.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:38,005 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 729.52 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 170.7 MB in the end (delta: -70.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.96 ms. Allocated memory is still 201.3 MB. Free memory was 170.7 MB in the beginning and 166.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1129.69 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 166.4 MB in the beginning and 196.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3227.21 ms. Allocated memory was 231.2 MB in the beginning and 252.2 MB in the end (delta: 21.0 MB). Free memory was 194.7 MB in the beginning and 117.4 MB in the end (delta: 77.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 711]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 533 SDtfs, 170 SDslu, 437 SDs, 0 SdLazy, 65 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 352 HoareAnnotationTreeSize, 233 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 440 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 24103 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2854 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...