/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_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:35:13,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:35:13,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:35:13,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:35:13,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:35:13,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:35:13,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:35:13,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:35:13,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:35:13,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:35:13,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:35:13,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:35:13,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:35:13,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:35:13,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:35:13,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:35:13,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:35:13,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:35:13,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:35:13,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:35:13,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:35:13,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:35:13,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:35:13,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:35:13,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:35:13,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:35:13,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:35:13,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:35:13,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:35:13,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:35:13,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:35:13,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:35:13,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:35:13,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:35:13,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:35:13,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:35:13,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:35:13,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:35:13,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:35:13,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:35:13,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:35:13,555 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 10:35:13,569 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:35:13,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:35:13,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:35:13,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:35:13,571 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:35:13,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:35:13,572 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:35:13,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:35:13,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:35:13,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:35:13,574 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:35:13,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:35:13,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:35:13,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:35:13,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:35:13,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:35:13,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:13,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:35:13,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:35:13,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:35:13,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:35:13,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:13,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:35:13,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:35:13,577 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 10:35:13,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:35:13,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:35:13,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:35:13,876 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:35:13,876 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:35:13,877 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-07-21 10:35:13,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4097dcd/98912da0bb2044ff844f2f8c1e78cfcc/FLAGf3fab6d8f [2020-07-21 10:35:14,504 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:35:14,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-07-21 10:35:14,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4097dcd/98912da0bb2044ff844f2f8c1e78cfcc/FLAGf3fab6d8f [2020-07-21 10:35:14,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4097dcd/98912da0bb2044ff844f2f8c1e78cfcc [2020-07-21 10:35:14,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:35:14,787 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:35:14,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:14,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:35:14,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:35:14,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:14" (1/1) ... [2020-07-21 10:35:14,795 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 10:35:14, skipping insertion in model container [2020-07-21 10:35:14,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:14" (1/1) ... [2020-07-21 10:35:14,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:35:14,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:35:15,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:15,347 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:35:15,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:15,513 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:35:15,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15 WrapperNode [2020-07-21 10:35:15,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:15,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:35:15,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:35:15,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:35:15,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:35:15,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:35:15,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:35:15,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:35:15,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (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 10:35:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:35:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:35:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:35:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:35:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:35:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:35:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:35:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:35:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:35:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:35:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:35:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:35:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:35:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:35:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:35:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:35:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:35:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:35:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:35:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:35:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:35:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:35:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:35:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:35:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:35:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:35:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:35:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:35:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:35:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:35:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:35:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:35:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:35:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:35:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:35:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:35:16,912 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:35:16,913 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:35:16,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:16 BoogieIcfgContainer [2020-07-21 10:35:16,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:35:16,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:35:16,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:35:16,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:35:16,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:35:14" (1/3) ... [2020-07-21 10:35:16,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@590efb8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:16, skipping insertion in model container [2020-07-21 10:35:16,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (2/3) ... [2020-07-21 10:35:16,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@590efb8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:16, skipping insertion in model container [2020-07-21 10:35:16,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:16" (3/3) ... [2020-07-21 10:35:16,928 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-07-21 10:35:16,939 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:35:16,947 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:35:16,962 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:35:16,988 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:35:16,988 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:35:16,988 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:35:16,989 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:35:16,989 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:35:16,989 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:35:16,989 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:35:16,989 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:35:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-07-21 10:35:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:35:17,023 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:17,024 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:17,025 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:17,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:17,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2020-07-21 10:35:17,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:17,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [353636371] [2020-07-21 10:35:17,042 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 10:35:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:17,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:35:17,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:17,398 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:17,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [353636371] [2020-07-21 10:35:17,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:17,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:35:17,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538241018] [2020-07-21 10:35:17,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:35:17,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:17,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:35:17,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:17,429 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 2 states. [2020-07-21 10:35:17,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:17,470 INFO L93 Difference]: Finished difference Result 246 states and 307 transitions. [2020-07-21 10:35:17,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:35:17,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:35:17,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:17,484 INFO L225 Difference]: With dead ends: 246 [2020-07-21 10:35:17,484 INFO L226 Difference]: Without dead ends: 123 [2020-07-21 10:35:17,488 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 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 10:35:17,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-07-21 10:35:17,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2020-07-21 10:35:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-21 10:35:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2020-07-21 10:35:17,541 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 46 [2020-07-21 10:35:17,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:17,542 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2020-07-21 10:35:17,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:35:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2020-07-21 10:35:17,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:35:17,545 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:17,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:17,759 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:17,759 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:17,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:17,760 INFO L82 PathProgramCache]: Analyzing trace with hash 18022412, now seen corresponding path program 1 times [2020-07-21 10:35:17,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:17,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [666612811] [2020-07-21 10:35:17,760 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 10:35:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:17,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:17,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:18,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:18,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [666612811] [2020-07-21 10:35:18,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:18,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:18,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677534597] [2020-07-21 10:35:18,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:18,030 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:18,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:18,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:18,030 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 3 states. [2020-07-21 10:35:18,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:18,055 INFO L93 Difference]: Finished difference Result 191 states and 225 transitions. [2020-07-21 10:35:18,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:18,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:35:18,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:18,058 INFO L225 Difference]: With dead ends: 191 [2020-07-21 10:35:18,058 INFO L226 Difference]: Without dead ends: 114 [2020-07-21 10:35:18,060 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 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 10:35:18,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-21 10:35:18,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-21 10:35:18,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-21 10:35:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-07-21 10:35:18,074 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 47 [2020-07-21 10:35:18,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:18,074 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-07-21 10:35:18,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-07-21 10:35:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:35:18,077 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:18,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:18,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,292 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:18,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:18,293 INFO L82 PathProgramCache]: Analyzing trace with hash 20251595, now seen corresponding path program 1 times [2020-07-21 10:35:18,293 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:18,293 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084236458] [2020-07-21 10:35:18,293 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 10:35:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:18,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:35:18,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:18,525 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:18,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084236458] [2020-07-21 10:35:18,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:18,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:18,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299167899] [2020-07-21 10:35:18,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:18,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:18,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:18,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:18,528 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2020-07-21 10:35:18,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:18,546 INFO L93 Difference]: Finished difference Result 204 states and 243 transitions. [2020-07-21 10:35:18,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:18,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:35:18,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:18,549 INFO L225 Difference]: With dead ends: 204 [2020-07-21 10:35:18,549 INFO L226 Difference]: Without dead ends: 114 [2020-07-21 10:35:18,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 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 10:35:18,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-21 10:35:18,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-21 10:35:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-21 10:35:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2020-07-21 10:35:18,565 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 52 [2020-07-21 10:35:18,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:18,566 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2020-07-21 10:35:18,566 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:18,566 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2020-07-21 10:35:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:35:18,568 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:18,569 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:18,783 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,784 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:18,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:18,784 INFO L82 PathProgramCache]: Analyzing trace with hash -616674480, now seen corresponding path program 1 times [2020-07-21 10:35:18,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:18,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003928944] [2020-07-21 10:35:18,785 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 10:35:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:18,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:35:18,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:19,001 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:19,001 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003928944] [2020-07-21 10:35:19,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:19,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:35:19,002 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316224745] [2020-07-21 10:35:19,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:35:19,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:19,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:35:19,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:35:19,003 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 6 states. [2020-07-21 10:35:19,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:19,211 INFO L93 Difference]: Finished difference Result 171 states and 203 transitions. [2020-07-21 10:35:19,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:35:19,211 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-07-21 10:35:19,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:19,212 INFO L225 Difference]: With dead ends: 171 [2020-07-21 10:35:19,213 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:35:19,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:35:19,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:35:19,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:35:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:35:19,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:35:19,215 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-07-21 10:35:19,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:19,215 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:35:19,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:35:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:35:19,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:35:19,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:19,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:35:19,988 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-07-21 10:35:19,989 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-07-21 10:35:19,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-07-21 10:35:19,991 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-07-21 10:35:19,992 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-07-21 10:35:19,992 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2020-07-21 10:35:19,992 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2020-07-21 10:35:19,992 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2020-07-21 10:35:19,992 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2020-07-21 10:35:19,993 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2020-07-21 10:35:19,993 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-21 10:35:19,994 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-21 10:35:19,994 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-21 10:35:19,995 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-21 10:35:19,995 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:19,995 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 10:35:19,996 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 10:35:19,997 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 10:35:19,998 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 10:35:19,999 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,999 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,999 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-07-21 10:35:19,999 INFO L264 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,000 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-07-21 10:35:20,000 INFO L268 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-07-21 10:35:20,000 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,000 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2020-07-21 10:35:20,002 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,003 INFO L268 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-07-21 10:35:20,003 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2020-07-21 10:35:20,003 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2020-07-21 10:35:20,003 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2020-07-21 10:35:20,003 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2020-07-21 10:35:20,003 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2020-07-21 10:35:20,003 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-07-21 10:35:20,003 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2020-07-21 10:35:20,004 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-07-21 10:35:20,005 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-07-21 10:35:20,005 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2020-07-21 10:35:20,005 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2020-07-21 10:35:20,005 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-07-21 10:35:20,006 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-07-21 10:35:20,007 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-07-21 10:35:20,007 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-07-21 10:35:20,007 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:20,007 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-21 10:35:20,007 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-21 10:35:20,009 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2020-07-21 10:35:20,010 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2020-07-21 10:35:20,010 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-07-21 10:35:20,010 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,010 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-07-21 10:35:20,011 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,011 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-07-21 10:35:20,011 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,011 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,011 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-21 10:35:20,011 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,011 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-07-21 10:35:20,011 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-07-21 10:35:20,011 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2020-07-21 10:35:20,012 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2020-07-21 10:35:20,012 INFO L264 CegarLoopResult]: At program point testENTRY(lines 882 947) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:20,012 INFO L268 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2020-07-21 10:35:20,012 INFO L268 CegarLoopResult]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2020-07-21 10:35:20,012 INFO L264 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:20,012 INFO L268 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2020-07-21 10:35:20,013 INFO L264 CegarLoopResult]: At program point L930-2(lines 922 935) 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)|))) [2020-07-21 10:35:20,013 INFO L268 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2020-07-21 10:35:20,013 INFO L264 CegarLoopResult]: At program point L924(line 924) 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)|))) [2020-07-21 10:35:20,013 INFO L268 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-07-21 10:35:20,013 INFO L264 CegarLoopResult]: At program point L914(line 914) 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)|))) [2020-07-21 10:35:20,013 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-07-21 10:35:20,014 INFO L268 CegarLoopResult]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2020-07-21 10:35:20,014 INFO L264 CegarLoopResult]: At program point L937(lines 892 939) 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)|))) [2020-07-21 10:35:20,014 INFO L264 CegarLoopResult]: At program point L904(line 904) 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)|))) [2020-07-21 10:35:20,014 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-07-21 10:35:20,014 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-07-21 10:35:20,014 INFO L268 CegarLoopResult]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2020-07-21 10:35:20,014 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-07-21 10:35:20,015 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-07-21 10:35:20,015 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-07-21 10:35:20,016 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,017 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:20,017 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-07-21 10:35:20,018 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: true [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,019 INFO L264 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,019 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point L660(lines 659 678) no Hoare annotation was computed. [2020-07-21 10:35:20,019 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:20,019 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 10:35:20,020 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 10:35:20,020 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 10:35:20,020 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 10:35:20,021 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 10:35:20,021 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-07-21 10:35:20,021 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-07-21 10:35:20,021 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-07-21 10:35:20,021 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-07-21 10:35:20,021 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-07-21 10:35:20,021 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-07-21 10:35:20,021 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 10:35:20,022 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 10:35:20,022 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,022 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:35:20,022 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:20,022 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:20,022 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2020-07-21 10:35:20,022 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:20,022 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: true [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2020-07-21 10:35:20,023 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-07-21 10:35:20,023 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-07-21 10:35:20,024 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2020-07-21 10:35:20,024 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2020-07-21 10:35:20,024 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:20,024 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-07-21 10:35:20,024 INFO L271 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: true [2020-07-21 10:35:20,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:35:20 BoogieIcfgContainer [2020-07-21 10:35:20,038 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:35:20,041 INFO L168 Benchmark]: Toolchain (without parser) took 5255.17 ms. Allocated memory was 143.1 MB in the beginning and 252.2 MB in the end (delta: 109.1 MB). Free memory was 100.4 MB in the beginning and 138.0 MB in the end (delta: -37.6 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,042 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.75 ms. Allocated memory was 143.1 MB in the beginning and 201.3 MB in the end (delta: 58.2 MB). Free memory was 100.0 MB in the beginning and 169.7 MB in the end (delta: -69.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,044 INFO L168 Benchmark]: Boogie Preprocessor took 90.05 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 165.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,045 INFO L168 Benchmark]: RCFGBuilder took 1313.22 ms. Allocated memory was 201.3 MB in the beginning and 230.2 MB in the end (delta: 28.8 MB). Free memory was 165.3 MB in the beginning and 195.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,046 INFO L168 Benchmark]: TraceAbstraction took 3118.27 ms. Allocated memory was 230.2 MB in the beginning and 252.2 MB in the end (delta: 22.0 MB). Free memory was 193.7 MB in the beginning and 138.0 MB in the end (delta: 55.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:20,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.75 ms. Allocated memory was 143.1 MB in the beginning and 201.3 MB in the end (delta: 58.2 MB). Free memory was 100.0 MB in the beginning and 169.7 MB in the end (delta: -69.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.05 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 165.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1313.22 ms. Allocated memory was 201.3 MB in the beginning and 230.2 MB in the end (delta: 28.8 MB). Free memory was 165.3 MB in the beginning and 195.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3118.27 ms. Allocated memory was 230.2 MB in the beginning and 252.2 MB in the end (delta: 22.0 MB). Free memory was 193.7 MB in the beginning and 138.0 MB in the end (delta: 55.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 892]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 175 SDslu, 324 SDs, 0 SdLazy, 58 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 58 LocationsWithAnnotation, 224 PreInvPairs, 232 NumberOfFragments, 434 HoareAnnotationTreeSize, 224 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 212 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 206 ConstructedInterpolants, 0 QuantifiedInterpolants, 17690 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2645 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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...