/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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:36,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:36,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:36,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:36,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:36,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:36,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:36,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:36,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:36,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:36,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:36,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:36,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:36,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:36,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:36,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:36,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:36,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:36,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:36,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:36,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:36,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:36,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:36,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:36,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:36,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:36,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:36,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:36,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:36,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:36,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:36,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:36,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:36,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:36,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:36,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:36,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:36,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:36,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:36,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:36,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:36,462 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 10:38:36,477 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:36,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:36,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:36,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:36,479 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:36,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:36,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:36,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:36,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:36,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:36,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:36,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:36,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:36,481 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:36,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:36,482 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:36,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:36,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:36,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:36,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:36,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:36,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:36,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:36,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:36,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:36,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:36,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:36,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:36,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:36,485 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 10:38:36,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:36,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:36,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:36,836 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:36,836 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:36,837 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-07-21 10:38:36,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/160b1e094/3a236bb610b04e50af6ac3ffc31414b5/FLAGf65613c3b [2020-07-21 10:38:37,462 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:37,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-07-21 10:38:37,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/160b1e094/3a236bb610b04e50af6ac3ffc31414b5/FLAGf65613c3b [2020-07-21 10:38:37,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/160b1e094/3a236bb610b04e50af6ac3ffc31414b5 [2020-07-21 10:38:37,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:37,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:37,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:37,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:37,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:37,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:37" (1/1) ... [2020-07-21 10:38:37,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211823ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:37, skipping insertion in model container [2020-07-21 10:38:37,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:37" (1/1) ... [2020-07-21 10:38:37,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:37,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:38,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:38,304 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:38,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:38,460 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:38,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38 WrapperNode [2020-07-21 10:38:38,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:38,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:38,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:38,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:38,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (1/1) ... [2020-07-21 10:38:38,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:38,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:38,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:38,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:38,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (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 10:38:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:38,679 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 10:38:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 10:38:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:38,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:38,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:38,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:38,686 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:38,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:38,688 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:38,689 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:38,690 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:38,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:38,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:38,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:39,898 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:39,899 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:39,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:39 BoogieIcfgContainer [2020-07-21 10:38:39,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:39,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:39,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:39,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:39,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:37" (1/3) ... [2020-07-21 10:38:39,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dbab5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:39, skipping insertion in model container [2020-07-21 10:38:39,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:38" (2/3) ... [2020-07-21 10:38:39,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dbab5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:39, skipping insertion in model container [2020-07-21 10:38:39,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:39" (3/3) ... [2020-07-21 10:38:39,917 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2020-07-21 10:38:39,928 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:39,936 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:39,951 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:39,977 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:39,977 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:39,977 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:39,977 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:39,977 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:39,978 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:39,978 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:39,978 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-07-21 10:38:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:40,008 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:40,010 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 10:38:40,010 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:40,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:40,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1869542645, now seen corresponding path program 1 times [2020-07-21 10:38:40,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:40,022 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797268432] [2020-07-21 10:38:40,023 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 10:38:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:40,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:40,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:40,322 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 10:38:40,322 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:40,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797268432] [2020-07-21 10:38:40,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:40,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:40,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635172496] [2020-07-21 10:38:40,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:40,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:40,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:40,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:40,348 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2020-07-21 10:38:40,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:40,392 INFO L93 Difference]: Finished difference Result 268 states and 331 transitions. [2020-07-21 10:38:40,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:40,394 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:40,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:40,407 INFO L225 Difference]: With dead ends: 268 [2020-07-21 10:38:40,407 INFO L226 Difference]: Without dead ends: 136 [2020-07-21 10:38:40,412 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 10:38:40,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-21 10:38:40,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-07-21 10:38:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-21 10:38:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-07-21 10:38:40,473 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-07-21 10:38:40,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:40,474 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-07-21 10:38:40,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:40,475 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-07-21 10:38:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:40,479 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:40,479 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 10:38:40,693 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:40,693 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:40,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:40,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1007263159, now seen corresponding path program 1 times [2020-07-21 10:38:40,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:40,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1207399870] [2020-07-21 10:38:40,696 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 10:38:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:40,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:40,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:41,002 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 10:38:41,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:41,005 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1207399870] [2020-07-21 10:38:41,005 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:41,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:41,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983569015] [2020-07-21 10:38:41,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:41,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:41,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:41,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:41,011 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 3 states. [2020-07-21 10:38:41,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:41,042 INFO L93 Difference]: Finished difference Result 244 states and 293 transitions. [2020-07-21 10:38:41,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:41,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:41,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:41,046 INFO L225 Difference]: With dead ends: 244 [2020-07-21 10:38:41,046 INFO L226 Difference]: Without dead ends: 136 [2020-07-21 10:38:41,048 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 10:38:41,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-21 10:38:41,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-07-21 10:38:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-21 10:38:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 158 transitions. [2020-07-21 10:38:41,075 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 158 transitions. Word has length 60 [2020-07-21 10:38:41,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:41,077 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 158 transitions. [2020-07-21 10:38:41,077 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 158 transitions. [2020-07-21 10:38:41,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 10:38:41,081 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:41,081 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:41,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:41,295 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:41,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:41,296 INFO L82 PathProgramCache]: Analyzing trace with hash -505906754, now seen corresponding path program 1 times [2020-07-21 10:38:41,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:41,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [408021433] [2020-07-21 10:38:41,297 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 10:38:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:41,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:41,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:41,495 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 10:38:41,496 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:41,496 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [408021433] [2020-07-21 10:38:41,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:41,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:41,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806060129] [2020-07-21 10:38:41,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:41,497 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:41,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:41,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:41,498 INFO L87 Difference]: Start difference. First operand 136 states and 158 transitions. Second operand 3 states. [2020-07-21 10:38:41,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:41,516 INFO L93 Difference]: Finished difference Result 217 states and 251 transitions. [2020-07-21 10:38:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:41,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-07-21 10:38:41,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:41,519 INFO L225 Difference]: With dead ends: 217 [2020-07-21 10:38:41,519 INFO L226 Difference]: Without dead ends: 127 [2020-07-21 10:38:41,520 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 71 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 10:38:41,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-21 10:38:41,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2020-07-21 10:38:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-07-21 10:38:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-07-21 10:38:41,533 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 73 [2020-07-21 10:38:41,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:41,534 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-07-21 10:38:41,534 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:41,534 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-07-21 10:38:41,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-07-21 10:38:41,536 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:41,536 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:41,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:41,750 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:41,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:41,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1588822882, now seen corresponding path program 1 times [2020-07-21 10:38:41,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:41,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [132442016] [2020-07-21 10:38:41,751 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 10:38:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:41,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:38:41,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:42,022 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 10:38:42,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:42,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [132442016] [2020-07-21 10:38:42,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:42,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-21 10:38:42,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889970929] [2020-07-21 10:38:42,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 10:38:42,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:42,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 10:38:42,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:38:42,056 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 7 states. [2020-07-21 10:38:42,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:42,742 INFO L93 Difference]: Finished difference Result 308 states and 382 transitions. [2020-07-21 10:38:42,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 10:38:42,743 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-07-21 10:38:42,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:42,750 INFO L225 Difference]: With dead ends: 308 [2020-07-21 10:38:42,750 INFO L226 Difference]: Without dead ends: 209 [2020-07-21 10:38:42,755 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-07-21 10:38:42,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-07-21 10:38:42,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 193. [2020-07-21 10:38:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2020-07-21 10:38:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 226 transitions. [2020-07-21 10:38:42,795 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 226 transitions. Word has length 77 [2020-07-21 10:38:42,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:42,796 INFO L479 AbstractCegarLoop]: Abstraction has 193 states and 226 transitions. [2020-07-21 10:38:42,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 10:38:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 226 transitions. [2020-07-21 10:38:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 10:38:42,798 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:42,798 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:43,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:43,014 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:43,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:43,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1999801536, now seen corresponding path program 1 times [2020-07-21 10:38:43,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:43,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1355421920] [2020-07-21 10:38:43,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:43,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:43,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:43,249 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 10:38:43,250 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:43,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1355421920] [2020-07-21 10:38:43,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:43,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:43,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233687733] [2020-07-21 10:38:43,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:43,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:43,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:43,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:43,253 INFO L87 Difference]: Start difference. First operand 193 states and 226 transitions. Second operand 6 states. [2020-07-21 10:38:43,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:43,306 INFO L93 Difference]: Finished difference Result 363 states and 436 transitions. [2020-07-21 10:38:43,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:43,306 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-07-21 10:38:43,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:43,310 INFO L225 Difference]: With dead ends: 363 [2020-07-21 10:38:43,310 INFO L226 Difference]: Without dead ends: 198 [2020-07-21 10:38:43,311 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:38:43,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-07-21 10:38:43,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2020-07-21 10:38:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-07-21 10:38:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 231 transitions. [2020-07-21 10:38:43,329 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 231 transitions. Word has length 92 [2020-07-21 10:38:43,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:43,329 INFO L479 AbstractCegarLoop]: Abstraction has 198 states and 231 transitions. [2020-07-21 10:38:43,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:43,330 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 231 transitions. [2020-07-21 10:38:43,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 10:38:43,331 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:43,331 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:43,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:43,545 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:43,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:43,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1298201662, now seen corresponding path program 1 times [2020-07-21 10:38:43,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:43,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [291830532] [2020-07-21 10:38:43,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:43,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 10:38:43,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:43,768 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 10:38:43,768 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:43,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [291830532] [2020-07-21 10:38:43,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:43,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 10:38:43,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987371019] [2020-07-21 10:38:43,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 10:38:43,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:43,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 10:38:43,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:38:43,773 INFO L87 Difference]: Start difference. First operand 198 states and 231 transitions. Second operand 5 states. [2020-07-21 10:38:43,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:43,799 INFO L93 Difference]: Finished difference Result 375 states and 455 transitions. [2020-07-21 10:38:43,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 10:38:43,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2020-07-21 10:38:43,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:43,803 INFO L225 Difference]: With dead ends: 375 [2020-07-21 10:38:43,803 INFO L226 Difference]: Without dead ends: 205 [2020-07-21 10:38:43,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 10:38:43,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-07-21 10:38:43,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 202. [2020-07-21 10:38:43,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2020-07-21 10:38:43,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 235 transitions. [2020-07-21 10:38:43,832 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 235 transitions. Word has length 92 [2020-07-21 10:38:43,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:43,833 INFO L479 AbstractCegarLoop]: Abstraction has 202 states and 235 transitions. [2020-07-21 10:38:43,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 10:38:43,833 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 235 transitions. [2020-07-21 10:38:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 10:38:43,836 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:43,837 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:44,051 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,052 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:44,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:44,052 INFO L82 PathProgramCache]: Analyzing trace with hash 427279235, now seen corresponding path program 1 times [2020-07-21 10:38:44,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:44,053 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1309256195] [2020-07-21 10:38:44,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:44,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 10:38:44,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:44,249 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 10:38:44,249 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:44,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1309256195] [2020-07-21 10:38:44,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:44,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:44,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439601528] [2020-07-21 10:38:44,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:44,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:44,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:44,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:44,252 INFO L87 Difference]: Start difference. First operand 202 states and 235 transitions. Second operand 3 states. [2020-07-21 10:38:44,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:44,294 INFO L93 Difference]: Finished difference Result 522 states and 647 transitions. [2020-07-21 10:38:44,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:44,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2020-07-21 10:38:44,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:44,299 INFO L225 Difference]: With dead ends: 522 [2020-07-21 10:38:44,299 INFO L226 Difference]: Without dead ends: 348 [2020-07-21 10:38:44,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 89 SyntacticMatches, 1 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 10:38:44,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-07-21 10:38:44,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 345. [2020-07-21 10:38:44,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2020-07-21 10:38:44,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 416 transitions. [2020-07-21 10:38:44,346 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 416 transitions. Word has length 92 [2020-07-21 10:38:44,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:44,347 INFO L479 AbstractCegarLoop]: Abstraction has 345 states and 416 transitions. [2020-07-21 10:38:44,347 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:44,347 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 416 transitions. [2020-07-21 10:38:44,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-07-21 10:38:44,349 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:44,349 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:44,563 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,564 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:44,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:44,565 INFO L82 PathProgramCache]: Analyzing trace with hash -1298280163, now seen corresponding path program 1 times [2020-07-21 10:38:44,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:44,566 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1293525606] [2020-07-21 10:38:44,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:44,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 10:38:44,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:44,855 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 10:38:44,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:44,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1293525606] [2020-07-21 10:38:44,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:44,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-21 10:38:44,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809311821] [2020-07-21 10:38:44,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:38:44,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:44,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:38:44,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:38:44,860 INFO L87 Difference]: Start difference. First operand 345 states and 416 transitions. Second operand 10 states. [2020-07-21 10:38:46,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:46,153 INFO L93 Difference]: Finished difference Result 942 states and 1303 transitions. [2020-07-21 10:38:46,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 10:38:46,154 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 96 [2020-07-21 10:38:46,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:46,164 INFO L225 Difference]: With dead ends: 942 [2020-07-21 10:38:46,164 INFO L226 Difference]: Without dead ends: 625 [2020-07-21 10:38:46,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2020-07-21 10:38:46,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-07-21 10:38:46,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 464. [2020-07-21 10:38:46,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2020-07-21 10:38:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 566 transitions. [2020-07-21 10:38:46,212 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 566 transitions. Word has length 96 [2020-07-21 10:38:46,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:46,213 INFO L479 AbstractCegarLoop]: Abstraction has 464 states and 566 transitions. [2020-07-21 10:38:46,213 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:38:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 566 transitions. [2020-07-21 10:38:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-21 10:38:46,215 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:46,216 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:46,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:46,432 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:46,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:46,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1033047505, now seen corresponding path program 1 times [2020-07-21 10:38:46,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:46,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [706092068] [2020-07-21 10:38:46,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:46,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:46,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:46,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 10:38:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-07-21 10:38:47,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [706092068] [2020-07-21 10:38:47,082 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 10:38:47,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-21 10:38:47,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388948996] [2020-07-21 10:38:47,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 10:38:47,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:47,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 10:38:47,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-07-21 10:38:47,084 INFO L87 Difference]: Start difference. First operand 464 states and 566 transitions. Second operand 10 states. [2020-07-21 10:38:47,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:47,901 INFO L93 Difference]: Finished difference Result 989 states and 1225 transitions. [2020-07-21 10:38:47,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 10:38:47,902 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 155 [2020-07-21 10:38:47,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:47,903 INFO L225 Difference]: With dead ends: 989 [2020-07-21 10:38:47,903 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:47,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 297 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-07-21 10:38:47,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:47,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:47,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:47,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:47,911 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2020-07-21 10:38:47,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:47,911 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:47,911 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 10:38:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:47,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:48,112 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:48,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:49,149 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2020-07-21 10:38:49,449 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 10:38:49,912 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2020-07-21 10:38:50,170 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-07-21 10:38:50,507 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2020-07-21 10:38:50,668 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-07-21 10:38:50,798 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2020-07-21 10:38:51,296 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2020-07-21 10:38:51,552 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 36 [2020-07-21 10:38:51,797 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-07-21 10:38:51,932 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 10:38:52,310 INFO L268 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L670-1(lines 670 674) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 685) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 639 694) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L686(lines 663 687) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 639 694) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 639 694) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L727(lines 727 731) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 731) no Hoare annotation was computed. [2020-07-21 10:38:52,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 695 754) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 746) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 695 754) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point L747(lines 720 748) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 695 754) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-07-21 10:38:52,312 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 570 576) the Hoare annotation is: true [2020-07-21 10:38:52,313 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 570 576) no Hoare annotation was computed. [2020-07-21 10:38:52,313 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 577 585) no Hoare annotation was computed. [2020-07-21 10:38:52,313 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 577 585) the Hoare annotation is: true [2020-07-21 10:38:52,313 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 577 585) no Hoare annotation was computed. [2020-07-21 10:38:52,313 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 144 151) the Hoare annotation is: true [2020-07-21 10:38:52,313 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 144 151) no Hoare annotation was computed. [2020-07-21 10:38:52,313 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 144 151) no Hoare annotation was computed. [2020-07-21 10:38:52,314 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 152 161) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0))))) [2020-07-21 10:38:52,314 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-21 10:38:52,314 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 152 161) no Hoare annotation was computed. [2020-07-21 10:38:52,314 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 152 161) no Hoare annotation was computed. [2020-07-21 10:38:52,314 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 0 ~pumpRunning~0))) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-21 10:38:52,314 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 162 190) the Hoare annotation is: true [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point L175(lines 175 181) no Hoare annotation was computed. [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point L174(lines 174 184) no Hoare annotation was computed. [2020-07-21 10:38:52,315 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~pumpRunning~0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~pumpRunning~0))))) [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 162 190) no Hoare annotation was computed. [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point L172-1(line 172) no Hoare annotation was computed. [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point L170(lines 170 187) no Hoare annotation was computed. [2020-07-21 10:38:52,315 INFO L268 CegarLoopResult]: For program point L170-1(lines 162 190) no Hoare annotation was computed. [2020-07-21 10:38:52,316 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-07-21 10:38:52,316 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-07-21 10:38:52,316 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 271 293) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,316 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,316 INFO L264 CegarLoopResult]: At program point L283-1(line 283) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,316 INFO L268 CegarLoopResult]: For program point L281(lines 281 288) no Hoare annotation was computed. [2020-07-21 10:38:52,316 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 271 293) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 288) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,317 INFO L264 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,317 INFO L264 CegarLoopResult]: At program point L277-1(line 277) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 271 293) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 225 248) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 225 248) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 225 248) no Hoare annotation was computed. [2020-07-21 10:38:52,317 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-07-21 10:38:52,318 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L438(lines 438 446) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L438-2(lines 438 446) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:52,319 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point L461-1(line 461) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 431 466) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 563 569) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 563 569) the Hoare annotation is: true [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 593 638) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 593 638) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 593 638) no Hoare annotation was computed. [2020-07-21 10:38:52,320 INFO L268 CegarLoopResult]: For program point L926(lines 926 933) no Hoare annotation was computed. [2020-07-21 10:38:52,321 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 906 951) no Hoare annotation was computed. [2020-07-21 10:38:52,321 INFO L268 CegarLoopResult]: For program point L920(lines 920 940) no Hoare annotation was computed. [2020-07-21 10:38:52,323 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 940) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 906 951) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 906 951) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 257 267) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 257 267) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 257 267) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,324 INFO L271 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: true [2020-07-21 10:38:52,324 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2020-07-21 10:38:52,324 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2020-07-21 10:38:52,325 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,325 INFO L264 CegarLoopResult]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,325 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-07-21 10:38:52,326 INFO L264 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,326 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-07-21 10:38:52,326 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 370 394) no Hoare annotation was computed. [2020-07-21 10:38:52,326 INFO L268 CegarLoopResult]: For program point L374(lines 374 391) no Hoare annotation was computed. [2020-07-21 10:38:52,326 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 370 394) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:52,326 INFO L264 CegarLoopResult]: At program point L389(line 389) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point L389-1(lines 370 394) no Hoare annotation was computed. [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 336 342) no Hoare annotation was computed. [2020-07-21 10:38:52,327 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 336 342) the Hoare annotation is: true [2020-07-21 10:38:52,327 INFO L264 CegarLoopResult]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0))) [2020-07-21 10:38:52,327 INFO L264 CegarLoopResult]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-07-21 10:38:52,327 INFO L264 CegarLoopResult]: At program point L533-2(lines 527 538) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1))) [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point L498(lines 497 542) no Hoare annotation was computed. [2020-07-21 10:38:52,327 INFO L268 CegarLoopResult]: For program point L527(lines 527 538) no Hoare annotation was computed. [2020-07-21 10:38:52,328 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1))) [2020-07-21 10:38:52,328 INFO L268 CegarLoopResult]: For program point L517(lines 517 523) no Hoare annotation was computed. [2020-07-21 10:38:52,328 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2020-07-21 10:38:52,328 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2))) [2020-07-21 10:38:52,328 INFO L264 CegarLoopResult]: At program point L540(lines 497 542) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) .cse1) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse1 .cse2))) [2020-07-21 10:38:52,328 INFO L268 CegarLoopResult]: For program point L507(lines 507 513) no Hoare annotation was computed. [2020-07-21 10:38:52,328 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 860 905) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 860 905) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 860 905) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-07-21 10:38:52,329 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 553 562) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 553 562) no Hoare annotation was computed. [2020-07-21 10:38:52,330 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 553 562) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 757 859) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L845(lines 845 856) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 757 859) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L806-2(lines 806 826) no Hoare annotation was computed. [2020-07-21 10:38:52,331 INFO L268 CegarLoopResult]: For program point L827(lines 805 828) no Hoare annotation was computed. [2020-07-21 10:38:52,332 INFO L268 CegarLoopResult]: For program point L786(lines 786 802) no Hoare annotation was computed. [2020-07-21 10:38:52,332 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 757 859) no Hoare annotation was computed. [2020-07-21 10:38:52,332 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-07-21 10:38:52,332 INFO L268 CegarLoopResult]: For program point L807(lines 806 826) no Hoare annotation was computed. [2020-07-21 10:38:52,333 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 10:38:52,333 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-21 10:38:52,333 INFO L268 CegarLoopResult]: For program point L803(lines 803 844) no Hoare annotation was computed. [2020-07-21 10:38:52,333 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,333 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-07-21 10:38:52,334 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,334 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 395 402) no Hoare annotation was computed. [2020-07-21 10:38:52,334 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 395 402) no Hoare annotation was computed. [2020-07-21 10:38:52,334 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 395 402) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 10:38:52,334 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-07-21 10:38:52,335 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-07-21 10:38:52,335 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,336 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-07-21 10:38:52,337 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-21 10:38:52,337 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-21 10:38:52,337 INFO L264 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse0 .cse4) (or .cse0 .cse4 (and .cse2 (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:38:52,337 INFO L268 CegarLoopResult]: For program point L316(lines 312 334) no Hoare annotation was computed. [2020-07-21 10:38:52,337 INFO L268 CegarLoopResult]: For program point L314(lines 312 334) no Hoare annotation was computed. [2020-07-21 10:38:52,338 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 309 335) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (and .cse5 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse5 .cse6) .cse0 .cse7 .cse3) (or .cse0 (and .cse1 .cse6 (<= ~waterLevel~0 2)) .cse7 .cse3 .cse4) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)))) [2020-07-21 10:38:52,339 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 309 335) no Hoare annotation was computed. [2020-07-21 10:38:52,339 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 309 335) no Hoare annotation was computed. [2020-07-21 10:38:52,339 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (and .cse4 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse5 .cse6 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3)))) [2020-07-21 10:38:52,340 INFO L264 CegarLoopResult]: At program point L323(lines 323 329) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (<= ~waterLevel~0 1)) (.cse10 (<= 1 ~pumpRunning~0))) (let ((.cse4 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse10)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse11)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 2 |old(~waterLevel~0)|)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 (and .cse2 .cse3)) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse4 .cse5 .cse6 .cse7 .cse8) (let ((.cse9 (<= 2 ~waterLevel~0))) (or .cse0 (and .cse9 .cse2 .cse3) .cse1 (and .cse9 .cse2 .cse10) .cse7 .cse8))))) [2020-07-21 10:38:52,340 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 194 223) no Hoare annotation was computed. [2020-07-21 10:38:52,340 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 194 223) the Hoare annotation is: true [2020-07-21 10:38:52,341 INFO L271 CegarLoopResult]: At program point L219(lines 194 223) the Hoare annotation is: true [2020-07-21 10:38:52,342 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-21 10:38:52,342 INFO L268 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2020-07-21 10:38:52,342 INFO L271 CegarLoopResult]: At program point L208-1(lines 208 212) the Hoare annotation is: true [2020-07-21 10:38:52,342 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-07-21 10:38:52,342 INFO L271 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: true [2020-07-21 10:38:52,342 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-07-21 10:38:52,342 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-07-21 10:38:52,343 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= |old(~waterLevel~0)| 2)) .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 10:38:52,343 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-21 10:38:52,344 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-21 10:38:52,344 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 249 255) no Hoare annotation was computed. [2020-07-21 10:38:52,344 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 249 255) the Hoare annotation is: true [2020-07-21 10:38:52,344 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,344 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-21 10:38:52,344 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:52,344 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:52,345 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 344 368) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:52,345 INFO L268 CegarLoopResult]: For program point L352(lines 352 360) no Hoare annotation was computed. [2020-07-21 10:38:52,345 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 10:38:52,345 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-07-21 10:38:52,345 INFO L268 CegarLoopResult]: For program point L348(lines 348 365) no Hoare annotation was computed. [2020-07-21 10:38:52,345 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 344 368) no Hoare annotation was computed. [2020-07-21 10:38:52,345 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,346 INFO L268 CegarLoopResult]: For program point L363-1(lines 344 368) no Hoare annotation was computed. [2020-07-21 10:38:52,346 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= 0 ~pumpRunning~0)) .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,346 INFO L264 CegarLoopResult]: At program point L354(line 354) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 10:38:52,346 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-21 10:38:52,346 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-21 10:38:52,346 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse1 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse7) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse3))) [2020-07-21 10:38:52,347 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 295 302) no Hoare annotation was computed. [2020-07-21 10:38:52,347 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 299) no Hoare annotation was computed. [2020-07-21 10:38:52,347 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 295 302) the Hoare annotation is: true [2020-07-21 10:38:52,347 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 295 302) no Hoare annotation was computed. [2020-07-21 10:38:52,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:52 BoogieIcfgContainer [2020-07-21 10:38:52,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:52,378 INFO L168 Benchmark]: Toolchain (without parser) took 14668.14 ms. Allocated memory was 136.3 MB in the beginning and 377.0 MB in the end (delta: 240.6 MB). Free memory was 100.4 MB in the beginning and 236.6 MB in the end (delta: -136.2 MB). Peak memory consumption was 231.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,385 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.06 ms. Allocated memory was 136.3 MB in the beginning and 202.9 MB in the end (delta: 66.6 MB). Free memory was 99.9 MB in the beginning and 172.6 MB in the end (delta: -72.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,387 INFO L168 Benchmark]: Boogie Preprocessor took 122.06 ms. Allocated memory is still 202.9 MB. Free memory was 172.6 MB in the beginning and 168.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,389 INFO L168 Benchmark]: RCFGBuilder took 1318.78 ms. Allocated memory was 202.9 MB in the beginning and 231.7 MB in the end (delta: 28.8 MB). Free memory was 168.3 MB in the beginning and 198.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,394 INFO L168 Benchmark]: TraceAbstraction took 12466.60 ms. Allocated memory was 231.7 MB in the beginning and 377.0 MB in the end (delta: 145.2 MB). Free memory was 198.3 MB in the beginning and 236.6 MB in the end (delta: -38.3 MB). Peak memory consumption was 234.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:52,401 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.06 ms. Allocated memory was 136.3 MB in the beginning and 202.9 MB in the end (delta: 66.6 MB). Free memory was 99.9 MB in the beginning and 172.6 MB in the end (delta: -72.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.06 ms. Allocated memory is still 202.9 MB. Free memory was 172.6 MB in the beginning and 168.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1318.78 ms. Allocated memory was 202.9 MB in the beginning and 231.7 MB in the end (delta: 28.8 MB). Free memory was 168.3 MB in the beginning and 198.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12466.60 ms. Allocated memory was 231.7 MB in the beginning and 377.0 MB in the end (delta: 145.2 MB). Free memory was 198.3 MB in the beginning and 236.6 MB in the end (delta: -38.3 MB). Peak memory consumption was 234.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 299]: 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: 496]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= systemActive) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) <= 1) || !(1 <= systemActive)) || (((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || ((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0)) || (((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= pumpRunning) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1563 SDtfs, 1152 SDslu, 2703 SDs, 0 SdLazy, 1715 SolverSat, 516 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 968 GetRequests, 907 SyntacticMatches, 6 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=464occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 183 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 932 PreInvPairs, 1007 NumberOfFragments, 1525 HoareAnnotationTreeSize, 932 FomulaSimplifications, 1074 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 61 FomulaSimplificationsInter, 6909 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 796 NumberOfCodeBlocks, 796 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 941 ConstructedInterpolants, 0 QuantifiedInterpolants, 188809 SizeOfPredicates, 23 NumberOfNonLiveVariables, 6796 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 86/108 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...