/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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:43:42,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:43:42,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:43:42,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:43:42,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:43:42,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:43:42,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:43:42,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:43:42,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:43:42,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:43:42,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:43:42,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:43:42,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:43:42,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:43:42,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:43:42,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:43:42,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:43:42,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:43:42,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:43:42,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:43:42,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:43:42,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:43:42,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:43:42,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:43:42,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:43:42,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:43:42,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:43:42,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:43:42,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:43:42,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:43:42,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:43:42,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:43:42,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:43:42,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:43:42,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:43:42,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:43:42,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:43:42,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:43:42,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:43:42,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:43:42,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:43:42,541 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 [2020-07-20 10:43:42,555 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:43:42,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:43:42,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:43:42,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:43:42,557 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:43:42,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:43:42,558 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:43:42,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:43:42,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:43:42,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:43:42,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:43:42,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:43:42,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:43:42,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:43:42,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:43:42,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:43:42,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:43:42,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:43:42,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:43:42,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:43:42,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:43:42,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:42,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:43:42,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:43:42,562 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 [2020-07-20 10:43:42,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:43:42,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:43:42,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:43:42,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:43:42,863 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:43:42,864 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2020-07-20 10:43:42,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdd44fd43/c8267b3c01d84ebaa501840fd6a149ba/FLAG5e11b357c [2020-07-20 10:43:43,518 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:43:43,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2020-07-20 10:43:43,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdd44fd43/c8267b3c01d84ebaa501840fd6a149ba/FLAG5e11b357c [2020-07-20 10:43:43,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdd44fd43/c8267b3c01d84ebaa501840fd6a149ba [2020-07-20 10:43:43,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:43:43,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:43:43,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:43,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:43:43,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:43:43,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:43" (1/1) ... [2020-07-20 10:43:43,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488a29fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:43, skipping insertion in model container [2020-07-20 10:43:43,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:43:43" (1/1) ... [2020-07-20 10:43:43,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:43:43,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:43:44,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:44,348 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:43:44,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:43:44,526 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:43:44,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44 WrapperNode [2020-07-20 10:43:44,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:43:44,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:43:44,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:43:44,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:43:44,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (1/1) ... [2020-07-20 10:43:44,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:43:44,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:43:44,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:43:44,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:43:44,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (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 [2020-07-20 10:43:44,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:43:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:43:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:43:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:43:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:43:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:43:44,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:43:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:43:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:43:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:43:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:43:44,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:43:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:43:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:43:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:43:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:43:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:43:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:43:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:43:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:43:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:43:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-20 10:43:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:43:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:43:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:43:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:43:45,721 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:43:45,721 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:43:45,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:45 BoogieIcfgContainer [2020-07-20 10:43:45,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:43:45,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:43:45,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:43:45,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:43:45,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:43:43" (1/3) ... [2020-07-20 10:43:45,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3615aaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:45, skipping insertion in model container [2020-07-20 10:43:45,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:43:44" (2/3) ... [2020-07-20 10:43:45,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3615aaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:43:45, skipping insertion in model container [2020-07-20 10:43:45,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:43:45" (3/3) ... [2020-07-20 10:43:45,736 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product26.cil.c [2020-07-20 10:43:45,747 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:43:45,755 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:43:45,776 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:43:45,803 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:43:45,804 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:43:45,804 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:43:45,804 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:43:45,804 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:43:45,805 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:43:45,805 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:43:45,805 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:43:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-07-20 10:43:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 10:43:45,842 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:45,843 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] [2020-07-20 10:43:45,844 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:45,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:45,851 INFO L82 PathProgramCache]: Analyzing trace with hash -926205877, now seen corresponding path program 1 times [2020-07-20 10:43:45,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:45,863 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1435701030] [2020-07-20 10:43:45,863 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 [2020-07-20 10:43:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:46,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:43:46,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:46,241 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:46,243 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1435701030] [2020-07-20 10:43:46,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:46,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:43:46,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089446997] [2020-07-20 10:43:46,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:43:46,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:46,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:43:46,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:43:46,268 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2020-07-20 10:43:46,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:46,307 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2020-07-20 10:43:46,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:43:46,309 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 10:43:46,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:46,321 INFO L225 Difference]: With dead ends: 232 [2020-07-20 10:43:46,321 INFO L226 Difference]: Without dead ends: 118 [2020-07-20 10:43:46,326 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 [2020-07-20 10:43:46,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-20 10:43:46,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-20 10:43:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-20 10:43:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2020-07-20 10:43:46,378 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2020-07-20 10:43:46,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:46,379 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2020-07-20 10:43:46,379 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:43:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2020-07-20 10:43:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:43:46,383 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:46,384 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] [2020-07-20 10:43:46,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:46,599 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:46,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:46,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1413138413, now seen corresponding path program 1 times [2020-07-20 10:43:46,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:46,602 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [896156576] [2020-07-20 10:43:46,602 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 [2020-07-20 10:43:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:46,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:43:46,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 10:43:46,888 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:46,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [896156576] [2020-07-20 10:43:46,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:46,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:46,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000528601] [2020-07-20 10:43:46,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:46,891 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:46,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:46,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:46,892 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 3 states. [2020-07-20 10:43:46,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:46,917 INFO L93 Difference]: Finished difference Result 177 states and 205 transitions. [2020-07-20 10:43:46,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:46,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:43:46,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:46,923 INFO L225 Difference]: With dead ends: 177 [2020-07-20 10:43:46,923 INFO L226 Difference]: Without dead ends: 109 [2020-07-20 10:43:46,925 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 [2020-07-20 10:43:46,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-20 10:43:46,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-20 10:43:46,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-20 10:43:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2020-07-20 10:43:46,939 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2020-07-20 10:43:46,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:46,940 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2020-07-20 10:43:46,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2020-07-20 10:43:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 10:43:46,943 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:46,944 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] [2020-07-20 10:43:47,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:47,157 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:47,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:47,157 INFO L82 PathProgramCache]: Analyzing trace with hash 58120791, now seen corresponding path program 1 times [2020-07-20 10:43:47,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:47,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966939651] [2020-07-20 10:43:47,158 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 [2020-07-20 10:43:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:47,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:43:47,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:47,374 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:47,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966939651] [2020-07-20 10:43:47,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:47,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:43:47,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196799931] [2020-07-20 10:43:47,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:43:47,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:47,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:43:47,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:47,376 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 3 states. [2020-07-20 10:43:47,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:47,411 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2020-07-20 10:43:47,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:43:47,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-20 10:43:47,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:47,416 INFO L225 Difference]: With dead ends: 190 [2020-07-20 10:43:47,416 INFO L226 Difference]: Without dead ends: 109 [2020-07-20 10:43:47,418 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:43:47,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-20 10:43:47,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-20 10:43:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-20 10:43:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2020-07-20 10:43:47,439 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2020-07-20 10:43:47,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:47,443 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2020-07-20 10:43:47,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:43:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2020-07-20 10:43:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-20 10:43:47,456 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:43:47,456 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] [2020-07-20 10:43:47,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:47,663 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:43:47,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:43:47,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1925878138, now seen corresponding path program 1 times [2020-07-20 10:43:47,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:43:47,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1788234097] [2020-07-20 10:43:47,664 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 [2020-07-20 10:43:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:43:47,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:43:47,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:43:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:43:47,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:43:47,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1788234097] [2020-07-20 10:43:47,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:43:47,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:43:47,913 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011580623] [2020-07-20 10:43:47,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:43:47,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:43:47,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:43:47,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:43:47,916 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 6 states. [2020-07-20 10:43:48,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:43:48,105 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2020-07-20 10:43:48,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:43:48,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-20 10:43:48,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:43:48,107 INFO L225 Difference]: With dead ends: 166 [2020-07-20 10:43:48,107 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:43:48,109 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:43:48,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:43:48,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:43:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:43:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:43:48,110 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-07-20 10:43:48,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:43:48,110 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:43:48,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:43:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:43:48,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:43:48,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:43:48,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:43:48,856 INFO L268 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-07-20 10:43:48,856 INFO L268 CegarLoopResult]: For program point L219-1(lines 219 223) no Hoare annotation was computed. [2020-07-20 10:43:48,856 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point L213-2(lines 213 234) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 188 243) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point L235(lines 212 236) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 188 243) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 188 243) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point L289-1(line 289) no Hoare annotation was computed. [2020-07-20 10:43:48,857 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 244 303) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point L276(lines 276 280) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 280) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 244 303) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point L270-2(lines 270 295) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 244 303) no Hoare annotation was computed. [2020-07-20 10:43:48,858 INFO L268 CegarLoopResult]: For program point L296(lines 269 297) no Hoare annotation was computed. [2020-07-20 10:43:48,859 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 789 795) the Hoare annotation is: true [2020-07-20 10:43:48,859 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 789 795) no Hoare annotation was computed. [2020-07-20 10:43:48,859 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 796 804) no Hoare annotation was computed. [2020-07-20 10:43:48,859 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 796 804) the Hoare annotation is: true [2020-07-20 10:43:48,859 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 796 804) no Hoare annotation was computed. [2020-07-20 10:43:48,859 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 905 912) the Hoare annotation is: true [2020-07-20 10:43:48,859 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 905 912) no Hoare annotation was computed. [2020-07-20 10:43:48,859 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 905 912) no Hoare annotation was computed. [2020-07-20 10:43:48,860 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 913 922) the Hoare annotation is: true [2020-07-20 10:43:48,860 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 913 922) no Hoare annotation was computed. [2020-07-20 10:43:48,860 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 913 922) no Hoare annotation was computed. [2020-07-20 10:43:48,860 INFO L268 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-07-20 10:43:48,860 INFO L271 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: true [2020-07-20 10:43:48,860 INFO L268 CegarLoopResult]: For program point L929-1(line 929) no Hoare annotation was computed. [2020-07-20 10:43:48,860 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 923 951) the Hoare annotation is: true [2020-07-20 10:43:48,861 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 923 951) no Hoare annotation was computed. [2020-07-20 10:43:48,861 INFO L264 CegarLoopResult]: At program point L938(line 938) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:48,861 INFO L268 CegarLoopResult]: For program point L936(lines 936 942) no Hoare annotation was computed. [2020-07-20 10:43:48,861 INFO L268 CegarLoopResult]: For program point L935(lines 935 945) no Hoare annotation was computed. [2020-07-20 10:43:48,861 INFO L271 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: true [2020-07-20 10:43:48,861 INFO L268 CegarLoopResult]: For program point L933-1(line 933) no Hoare annotation was computed. [2020-07-20 10:43:48,861 INFO L268 CegarLoopResult]: For program point L931(lines 931 948) no Hoare annotation was computed. [2020-07-20 10:43:48,862 INFO L268 CegarLoopResult]: For program point L931-1(lines 923 951) no Hoare annotation was computed. [2020-07-20 10:43:48,862 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 880 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,862 INFO L264 CegarLoopResult]: At program point L892(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,862 INFO L264 CegarLoopResult]: At program point L892-1(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,863 INFO L268 CegarLoopResult]: For program point L890(lines 890 897) no Hoare annotation was computed. [2020-07-20 10:43:48,863 INFO L268 CegarLoopResult]: For program point L890-1(lines 890 897) no Hoare annotation was computed. [2020-07-20 10:43:48,863 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 880 902) no Hoare annotation was computed. [2020-07-20 10:43:48,863 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-07-20 10:43:48,863 INFO L264 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,863 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,864 INFO L264 CegarLoopResult]: At program point L886-1(line 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,864 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 880 902) no Hoare annotation was computed. [2020-07-20 10:43:48,864 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 837 860) no Hoare annotation was computed. [2020-07-20 10:43:48,864 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 837 860) no Hoare annotation was computed. [2020-07-20 10:43:48,864 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 837 860) no Hoare annotation was computed. [2020-07-20 10:43:48,864 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-07-20 10:43:48,865 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-07-20 10:43:48,865 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-07-20 10:43:48,865 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-20 10:43:48,865 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-07-20 10:43:48,865 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-07-20 10:43:48,866 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-20 10:43:48,867 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-07-20 10:43:48,867 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-07-20 10:43:48,867 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 627 635) no Hoare annotation was computed. [2020-07-20 10:43:48,867 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 627 635) the Hoare annotation is: true [2020-07-20 10:43:48,867 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 627 635) no Hoare annotation was computed. [2020-07-20 10:43:48,868 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 672 690) the Hoare annotation is: true [2020-07-20 10:43:48,868 INFO L268 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-07-20 10:43:48,868 INFO L271 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: true [2020-07-20 10:43:48,868 INFO L268 CegarLoopResult]: For program point L681-2(lines 681 685) no Hoare annotation was computed. [2020-07-20 10:43:48,868 INFO L268 CegarLoopResult]: For program point L679-1(line 679) no Hoare annotation was computed. [2020-07-20 10:43:48,868 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 672 690) no Hoare annotation was computed. [2020-07-20 10:43:48,868 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 672 690) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L655(lines 655 663) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 636 671) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L655-2(lines 655 663) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 636 671) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2020-07-20 10:43:48,869 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 636 671) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 782 788) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 782 788) the Hoare annotation is: true [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 142 187) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 142 187) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 142 187) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point L475(lines 475 482) no Hoare annotation was computed. [2020-07-20 10:43:48,870 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 455 500) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L268 CegarLoopResult]: For program point L469(lines 469 489) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L268 CegarLoopResult]: For program point L469-1(lines 469 489) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 455 500) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 455 500) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 869 879) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,871 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 869 879) no Hoare annotation was computed. [2020-07-20 10:43:48,871 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 869 879) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 616 626) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point L621-1(line 621) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 616 626) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 616 626) no Hoare annotation was computed. [2020-07-20 10:43:48,872 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 608 615) the Hoare annotation is: true [2020-07-20 10:43:48,872 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 608 615) no Hoare annotation was computed. [2020-07-20 10:43:48,873 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 608 615) no Hoare annotation was computed. [2020-07-20 10:43:48,873 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:48,873 INFO L268 CegarLoopResult]: For program point L576-1(lines 557 581) no Hoare annotation was computed. [2020-07-20 10:43:48,873 INFO L264 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:48,873 INFO L264 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:48,873 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 557 581) no Hoare annotation was computed. [2020-07-20 10:43:48,874 INFO L268 CegarLoopResult]: For program point L565(lines 565 573) no Hoare annotation was computed. [2020-07-20 10:43:48,874 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 557 581) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:48,874 INFO L264 CegarLoopResult]: At program point L563(line 563) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:48,874 INFO L268 CegarLoopResult]: For program point L563-1(line 563) no Hoare annotation was computed. [2020-07-20 10:43:48,874 INFO L268 CegarLoopResult]: For program point L561(lines 561 578) no Hoare annotation was computed. [2020-07-20 10:43:48,874 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 549 555) no Hoare annotation was computed. [2020-07-20 10:43:48,874 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 549 555) the Hoare annotation is: true [2020-07-20 10:43:48,875 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,875 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,875 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-07-20 10:43:48,875 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-07-20 10:43:48,875 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-07-20 10:43:48,875 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,875 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,876 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-07-20 10:43:48,876 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-07-20 10:43:48,876 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-20 10:43:48,876 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,876 INFO L268 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-07-20 10:43:48,876 INFO L264 CegarLoopResult]: At program point L749-2(lines 741 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,877 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-07-20 10:43:48,877 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,877 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-07-20 10:43:48,877 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-07-20 10:43:48,877 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 409 454) no Hoare annotation was computed. [2020-07-20 10:43:48,877 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 409 454) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 409 454) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point L429(lines 429 436) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point L423(lines 423 443) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 443) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 582 589) no Hoare annotation was computed. [2020-07-20 10:43:48,878 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 582 589) no Hoare annotation was computed. [2020-07-20 10:43:48,879 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 582 589) no Hoare annotation was computed. [2020-07-20 10:43:48,879 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-07-20 10:43:48,879 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-07-20 10:43:48,879 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-07-20 10:43:48,879 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point L355-2(lines 355 375) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 306 408) no Hoare annotation was computed. [2020-07-20 10:43:48,880 INFO L268 CegarLoopResult]: For program point L376(lines 354 377) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L335(lines 335 351) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L395(lines 395 402) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 306 408) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L356(lines 355 375) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L387-1(line 387) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L352(lines 352 393) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-07-20 10:43:48,881 INFO L268 CegarLoopResult]: For program point L371-1(line 371) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 306 408) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point L330(lines 330 334) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point L394(lines 394 405) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 772 781) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 772 781) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 772 781) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,882 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 591 607) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point L602-1(lines 591 607) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 591 607) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-07-20 10:43:48,883 INFO L268 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-07-20 10:43:48,884 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-07-20 10:43:48,884 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-20 10:43:48,884 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-20 10:43:48,884 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-20 10:43:48,884 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2020-07-20 10:43:48,884 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-20 10:43:48,884 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,885 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,885 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,885 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2020-07-20 10:43:48,885 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-20 10:43:48,885 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-20 10:43:48,886 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:48,886 INFO L264 CegarLoopResult]: At program point L536(lines 536 542) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:48,886 INFO L264 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:43:48,886 INFO L268 CegarLoopResult]: For program point L529(lines 525 547) no Hoare annotation was computed. [2020-07-20 10:43:48,886 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 522 548) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:43:48,886 INFO L268 CegarLoopResult]: For program point L527(lines 525 547) no Hoare annotation was computed. [2020-07-20 10:43:48,887 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 522 548) no Hoare annotation was computed. [2020-07-20 10:43:48,887 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 522 548) no Hoare annotation was computed. [2020-07-20 10:43:48,887 INFO L271 CegarLoopResult]: At program point L832(lines 807 836) the Hoare annotation is: true [2020-07-20 10:43:48,887 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2020-07-20 10:43:48,887 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: true [2020-07-20 10:43:48,887 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-20 10:43:48,888 INFO L268 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-07-20 10:43:48,888 INFO L271 CegarLoopResult]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2020-07-20 10:43:48,888 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 10:43:48,888 INFO L271 CegarLoopResult]: At program point L817-2(lines 817 831) the Hoare annotation is: true [2020-07-20 10:43:48,888 INFO L271 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: true [2020-07-20 10:43:48,888 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-07-20 10:43:48,888 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-07-20 10:43:48,889 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-20 10:43:48,889 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-20 10:43:48,889 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2020-07-20 10:43:48,889 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2020-07-20 10:43:48,889 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,889 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:43:48,889 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 691 698) no Hoare annotation was computed. [2020-07-20 10:43:48,890 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 691 698) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 691 698) no Hoare annotation was computed. [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-20 10:43:48,890 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2020-07-20 10:43:48,890 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2020-07-20 10:43:48,891 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2020-07-20 10:43:48,891 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2020-07-20 10:43:48,891 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2020-07-20 10:43:48,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:43:48 BoogieIcfgContainer [2020-07-20 10:43:48,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:43:48,910 INFO L168 Benchmark]: Toolchain (without parser) took 5107.46 ms. Allocated memory was 143.7 MB in the beginning and 249.6 MB in the end (delta: 105.9 MB). Free memory was 98.9 MB in the beginning and 117.6 MB in the end (delta: -18.7 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:48,911 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory is still 118.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 10:43:48,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.15 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 98.5 MB in the beginning and 169.8 MB in the end (delta: -71.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:48,913 INFO L168 Benchmark]: Boogie Preprocessor took 85.15 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 164.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:48,914 INFO L168 Benchmark]: RCFGBuilder took 1114.16 ms. Allocated memory was 201.9 MB in the beginning and 232.3 MB in the end (delta: 30.4 MB). Free memory was 164.8 MB in the beginning and 194.3 MB in the end (delta: -29.5 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:48,915 INFO L168 Benchmark]: TraceAbstraction took 3179.28 ms. Allocated memory was 232.3 MB in the beginning and 249.6 MB in the end (delta: 17.3 MB). Free memory was 194.3 MB in the beginning and 117.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:43:48,918 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 143.7 MB. Free memory is still 118.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.15 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 98.5 MB in the beginning and 169.8 MB in the end (delta: -71.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.15 ms. Allocated memory is still 201.9 MB. Free memory was 169.8 MB in the beginning and 164.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1114.16 ms. Allocated memory was 201.9 MB in the beginning and 232.3 MB in the end (delta: 30.4 MB). Free memory was 164.8 MB in the beginning and 194.3 MB in the end (delta: -29.5 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3179.28 ms. Allocated memory was 232.3 MB in the beginning and 249.6 MB in the end (delta: 17.3 MB). Free memory was 194.3 MB in the beginning and 117.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 161 SDslu, 331 SDs, 0 SdLazy, 58 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 399 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 234 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 25561 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2859 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...