/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_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:42:38,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:42:38,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:42:38,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:42:38,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:42:38,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:42:38,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:42:38,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:42:38,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:42:38,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:42:38,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:42:38,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:42:38,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:42:38,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:42:38,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:42:38,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:42:38,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:42:38,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:42:38,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:42:38,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:42:38,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:42:38,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:42:38,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:42:38,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:42:38,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:42:38,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:42:38,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:42:38,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:42:38,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:42:38,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:42:38,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:42:38,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:42:38,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:42:38,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:42:38,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:42:38,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:42:38,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:42:38,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:42:38,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:42:38,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:42:38,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:42:38,543 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 10:42:38,558 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:42:38,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:42:38,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:42:38,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:42:38,560 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:42:38,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:42:38,560 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:42:38,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:42:38,561 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:42:38,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:42:38,562 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:42:38,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:42:38,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:42:38,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:42:38,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:42:38,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:42:38,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:42:38,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:42:38,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:42:38,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:42:38,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:42:38,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:38,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:42:38,564 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:42:38,565 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 10:42:38,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:42:38,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:42:38,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:42:38,894 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:42:38,894 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:42:38,895 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2020-07-20 10:42:38,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd891db9/b6a4243f78c84ab29373632f3808ae1b/FLAG698a1204d [2020-07-20 10:42:39,462 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:42:39,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2020-07-20 10:42:39,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd891db9/b6a4243f78c84ab29373632f3808ae1b/FLAG698a1204d [2020-07-20 10:42:39,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd891db9/b6a4243f78c84ab29373632f3808ae1b [2020-07-20 10:42:39,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:42:39,799 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:42:39,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:39,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:42:39,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:42:39,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73334901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:39, skipping insertion in model container [2020-07-20 10:42:39,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:42:39" (1/1) ... [2020-07-20 10:42:39,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:42:39,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:42:40,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:40,284 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:42:40,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:42:40,454 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:42:40,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40 WrapperNode [2020-07-20 10:42:40,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:42:40,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:42:40,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:42:40,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:42:40,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (1/1) ... [2020-07-20 10:42:40,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:42:40,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:42:40,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:42:40,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:42:40,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (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 10:42:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:42:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:42:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:42:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:42:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:42:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:42:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:42:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:42:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:42:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:42:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:42:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:42:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:42:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:42:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:42:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:42:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:42:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 10:42:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:42:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:42:40,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:42:41,998 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:42:41,998 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:42:42,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:42 BoogieIcfgContainer [2020-07-20 10:42:42,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:42:42,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:42:42,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:42:42,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:42:42,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:42:39" (1/3) ... [2020-07-20 10:42:42,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da4059a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:42, skipping insertion in model container [2020-07-20 10:42:42,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:42:40" (2/3) ... [2020-07-20 10:42:42,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da4059a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:42:42, skipping insertion in model container [2020-07-20 10:42:42,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:42:42" (3/3) ... [2020-07-20 10:42:42,014 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2020-07-20 10:42:42,026 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:42:42,035 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:42:42,051 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:42:42,079 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:42:42,079 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:42:42,079 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:42:42,079 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:42:42,080 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:42:42,080 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:42:42,080 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:42:42,080 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:42:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-07-20 10:42:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 10:42:42,114 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:42,115 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] [2020-07-20 10:42:42,115 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:42,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:42,122 INFO L82 PathProgramCache]: Analyzing trace with hash 435193552, now seen corresponding path program 1 times [2020-07-20 10:42:42,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:42,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1265356454] [2020-07-20 10:42:42,132 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 10:42:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:42,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:42:42,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:42,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:42,428 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1265356454] [2020-07-20 10:42:42,429 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:42,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:42:42,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543284953] [2020-07-20 10:42:42,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:42:42,436 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:42,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:42:42,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:42:42,452 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2020-07-20 10:42:42,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:42,491 INFO L93 Difference]: Finished difference Result 212 states and 261 transitions. [2020-07-20 10:42:42,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:42:42,493 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 10:42:42,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:42,506 INFO L225 Difference]: With dead ends: 212 [2020-07-20 10:42:42,506 INFO L226 Difference]: Without dead ends: 106 [2020-07-20 10:42:42,511 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 [2020-07-20 10:42:42,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-07-20 10:42:42,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-07-20 10:42:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-20 10:42:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2020-07-20 10:42:42,566 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2020-07-20 10:42:42,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:42,567 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2020-07-20 10:42:42,567 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:42:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2020-07-20 10:42:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 10:42:42,570 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:42,571 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] [2020-07-20 10:42:42,785 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:42,785 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:42,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:42,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1385919944, now seen corresponding path program 1 times [2020-07-20 10:42:42,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:42,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799876434] [2020-07-20 10:42:42,788 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 10:42:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:43,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:42:43,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:43,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:43,086 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:43,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799876434] [2020-07-20 10:42:43,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:43,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:43,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255309733] [2020-07-20 10:42:43,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:43,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:43,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:43,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:43,098 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 3 states. [2020-07-20 10:42:43,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:43,137 INFO L93 Difference]: Finished difference Result 157 states and 179 transitions. [2020-07-20 10:42:43,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:43,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 10:42:43,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:43,141 INFO L225 Difference]: With dead ends: 157 [2020-07-20 10:42:43,142 INFO L226 Difference]: Without dead ends: 97 [2020-07-20 10:42:43,144 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 [2020-07-20 10:42:43,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-07-20 10:42:43,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2020-07-20 10:42:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-07-20 10:42:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2020-07-20 10:42:43,176 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2020-07-20 10:42:43,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:43,177 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2020-07-20 10:42:43,177 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2020-07-20 10:42:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 10:42:43,181 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:43,181 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] [2020-07-20 10:42:43,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:43,395 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:43,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:43,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1134529237, now seen corresponding path program 1 times [2020-07-20 10:42:43,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:43,397 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1159043800] [2020-07-20 10:42:43,397 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 10:42:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:43,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 10:42:43,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:43,694 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:43,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1159043800] [2020-07-20 10:42:43,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:43,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:42:43,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753311569] [2020-07-20 10:42:43,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:42:43,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:43,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:42:43,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:42:43,699 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 3 states. [2020-07-20 10:42:43,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:43,731 INFO L93 Difference]: Finished difference Result 170 states and 197 transitions. [2020-07-20 10:42:43,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:43,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 10:42:43,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:43,736 INFO L225 Difference]: With dead ends: 170 [2020-07-20 10:42:43,736 INFO L226 Difference]: Without dead ends: 97 [2020-07-20 10:42:43,738 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 [2020-07-20 10:42:43,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-07-20 10:42:43,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2020-07-20 10:42:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-07-20 10:42:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2020-07-20 10:42:43,755 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2020-07-20 10:42:43,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:43,756 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2020-07-20 10:42:43,756 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:42:43,756 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2020-07-20 10:42:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:42:43,764 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:43,764 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] [2020-07-20 10:42:43,981 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:43,982 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:43,983 INFO L82 PathProgramCache]: Analyzing trace with hash -109318848, now seen corresponding path program 1 times [2020-07-20 10:42:43,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:43,984 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [555714474] [2020-07-20 10:42:43,984 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 10:42:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:44,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-20 10:42:44,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:44,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:44,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:44,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [555714474] [2020-07-20 10:42:44,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:44,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:44,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095656802] [2020-07-20 10:42:44,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:44,311 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:44,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:44,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:44,311 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 6 states. [2020-07-20 10:42:44,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:44,524 INFO L93 Difference]: Finished difference Result 232 states and 274 transitions. [2020-07-20 10:42:44,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:42:44,524 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-20 10:42:44,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:44,528 INFO L225 Difference]: With dead ends: 232 [2020-07-20 10:42:44,528 INFO L226 Difference]: Without dead ends: 159 [2020-07-20 10:42:44,529 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 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 10:42:44,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-07-20 10:42:44,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2020-07-20 10:42:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-07-20 10:42:44,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 184 transitions. [2020-07-20 10:42:44,552 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 184 transitions. Word has length 60 [2020-07-20 10:42:44,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:44,553 INFO L479 AbstractCegarLoop]: Abstraction has 159 states and 184 transitions. [2020-07-20 10:42:44,553 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 184 transitions. [2020-07-20 10:42:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 10:42:44,554 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:42:44,554 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] [2020-07-20 10:42:44,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:44,768 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:42:44,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:42:44,769 INFO L82 PathProgramCache]: Analyzing trace with hash 590187014, now seen corresponding path program 1 times [2020-07-20 10:42:44,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:42:44,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [783658235] [2020-07-20 10:42:44,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:42:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:42:44,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:42:44,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:42:44,972 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:42:44,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [783658235] [2020-07-20 10:42:44,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:42:44,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:42:44,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177154606] [2020-07-20 10:42:44,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:42:44,974 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:42:44,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:42:44,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:44,974 INFO L87 Difference]: Start difference. First operand 159 states and 184 transitions. Second operand 6 states. [2020-07-20 10:42:45,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:42:45,096 INFO L93 Difference]: Finished difference Result 203 states and 239 transitions. [2020-07-20 10:42:45,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:42:45,097 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-20 10:42:45,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:42:45,098 INFO L225 Difference]: With dead ends: 203 [2020-07-20 10:42:45,098 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:42:45,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:42:45,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:42:45,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:42:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:42:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:42:45,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-20 10:42:45,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:42:45,101 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:42:45,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:42:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:42:45,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:42:45,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:42:45,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:42:45,995 INFO L268 CegarLoopResult]: For program point L247(lines 247 251) no Hoare annotation was computed. [2020-07-20 10:42:45,995 INFO L268 CegarLoopResult]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2020-07-20 10:42:45,995 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 216 271) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 262) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point L263(lines 240 264) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-07-20 10:42:45,996 INFO L268 CegarLoopResult]: For program point L317-1(line 317) no Hoare annotation was computed. [2020-07-20 10:42:45,997 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2020-07-20 10:42:45,997 INFO L268 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-07-20 10:42:45,997 INFO L268 CegarLoopResult]: For program point L304-1(lines 304 308) no Hoare annotation was computed. [2020-07-20 10:42:45,997 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2020-07-20 10:42:45,998 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-07-20 10:42:45,998 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2020-07-20 10:42:45,998 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 323) no Hoare annotation was computed. [2020-07-20 10:42:45,998 INFO L268 CegarLoopResult]: For program point L324(lines 297 325) no Hoare annotation was computed. [2020-07-20 10:42:45,999 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-20 10:42:45,999 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-20 10:42:45,999 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:42:45,999 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-20 10:42:45,999 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-20 10:42:45,999 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2020-07-20 10:42:45,999 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2020-07-20 10:42:46,000 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,000 INFO L268 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-07-20 10:42:46,000 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,000 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-07-20 10:42:46,000 INFO L268 CegarLoopResult]: For program point L876(lines 876 889) no Hoare annotation was computed. [2020-07-20 10:42:46,001 INFO L268 CegarLoopResult]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2020-07-20 10:42:46,001 INFO L271 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: true [2020-07-20 10:42:46,001 INFO L268 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-07-20 10:42:46,001 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,001 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2020-07-20 10:42:46,002 INFO L264 CegarLoopResult]: At program point L856(line 856) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,002 INFO L264 CegarLoopResult]: At program point L856-1(line 856) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,002 INFO L268 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-07-20 10:42:46,002 INFO L268 CegarLoopResult]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2020-07-20 10:42:46,002 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-20 10:42:46,002 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,003 INFO L264 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,003 INFO L264 CegarLoopResult]: At program point L850-1(line 850) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,003 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 844 866) no Hoare annotation was computed. [2020-07-20 10:42:46,003 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2020-07-20 10:42:46,003 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2020-07-20 10:42:46,003 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-07-20 10:42:46,004 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-07-20 10:42:46,005 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2020-07-20 10:42:46,006 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 665 672) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2020-07-20 10:42:46,006 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 709 717) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 718 753) no Hoare annotation was computed. [2020-07-20 10:42:46,007 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2020-07-20 10:42:46,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 170 215) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 483 528) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point L503(lines 503 510) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point L497(lines 497 517) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point L497-1(lines 497 517) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2020-07-20 10:42:46,009 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2020-07-20 10:42:46,010 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,010 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2020-07-20 10:42:46,010 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2020-07-20 10:42:46,010 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2020-07-20 10:42:46,010 INFO L271 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: true [2020-07-20 10:42:46,010 INFO L268 CegarLoopResult]: For program point L703-1(line 703) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 698 708) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2020-07-20 10:42:46,011 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 690 697) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2020-07-20 10:42:46,011 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:42:46,012 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:42:46,012 INFO L268 CegarLoopResult]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2020-07-20 10:42:46,012 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,012 INFO L264 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,012 INFO L268 CegarLoopResult]: For program point L648(lines 648 656) no Hoare annotation was computed. [2020-07-20 10:42:46,012 INFO L264 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,013 INFO L268 CegarLoopResult]: For program point L646-1(line 646) no Hoare annotation was computed. [2020-07-20 10:42:46,013 INFO L268 CegarLoopResult]: For program point L644(lines 644 661) no Hoare annotation was computed. [2020-07-20 10:42:46,013 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-07-20 10:42:46,013 INFO L264 CegarLoopResult]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,013 INFO L268 CegarLoopResult]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2020-07-20 10:42:46,013 INFO L264 CegarLoopResult]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,013 INFO L268 CegarLoopResult]: For program point L581(lines 581 585) no Hoare annotation was computed. [2020-07-20 10:42:46,014 INFO L264 CegarLoopResult]: At program point L581-2(lines 573 586) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,014 INFO L268 CegarLoopResult]: For program point L544(lines 543 590) no Hoare annotation was computed. [2020-07-20 10:42:46,014 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,014 INFO L268 CegarLoopResult]: For program point L573(lines 573 586) no Hoare annotation was computed. [2020-07-20 10:42:46,014 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,014 INFO L268 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2020-07-20 10:42:46,015 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2020-07-20 10:42:46,015 INFO L264 CegarLoopResult]: At program point L588(lines 543 590) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,015 INFO L264 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (or (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,015 INFO L268 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2020-07-20 10:42:46,015 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2020-07-20 10:42:46,015 INFO L268 CegarLoopResult]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2020-07-20 10:42:46,015 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 437 482) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point L457(lines 457 464) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point L451(lines 451 471) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-07-20 10:42:46,016 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point L384(lines 383 403) no Hoare annotation was computed. [2020-07-20 10:42:46,017 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L380(lines 380 421) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L399-1(line 399) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L358(lines 358 362) no Hoare annotation was computed. [2020-07-20 10:42:46,018 INFO L268 CegarLoopResult]: For program point L422(lines 422 433) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point L383-2(lines 383 403) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point L404(lines 382 405) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point L363(lines 363 379) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-07-20 10:42:46,019 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point L680(lines 680 686) no Hoare annotation was computed. [2020-07-20 10:42:46,020 INFO L268 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point L678-1(line 678) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,021 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,022 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,022 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-07-20 10:42:46,022 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-07-20 10:42:46,022 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-07-20 10:42:46,022 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 608 631) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:46,023 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:46,023 INFO L264 CegarLoopResult]: At program point L619(lines 619 625) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:46,023 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2020-07-20 10:42:46,023 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2020-07-20 10:42:46,023 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:42:46,023 INFO L268 CegarLoopResult]: For program point L612(lines 611 630) no Hoare annotation was computed. [2020-07-20 10:42:46,023 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2020-07-20 10:42:46,024 INFO L271 CegarLoopResult]: At program point L798(lines 773 802) the Hoare annotation is: true [2020-07-20 10:42:46,024 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2020-07-20 10:42:46,024 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-07-20 10:42:46,024 INFO L268 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-07-20 10:42:46,024 INFO L271 CegarLoopResult]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2020-07-20 10:42:46,024 INFO L268 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-07-20 10:42:46,024 INFO L271 CegarLoopResult]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2020-07-20 10:42:46,024 INFO L271 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: true [2020-07-20 10:42:46,025 INFO L268 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-07-20 10:42:46,025 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-07-20 10:42:46,025 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-07-20 10:42:46,025 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-07-20 10:42:46,025 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2020-07-20 10:42:46,025 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2020-07-20 10:42:46,025 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,026 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~waterLevel~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:42:46,026 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:42:46,026 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:42:46,026 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2020-07-20 10:42:46,026 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 10:42:46,026 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 754 761) no Hoare annotation was computed. [2020-07-20 10:42:46,026 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-07-20 10:42:46,027 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-07-20 10:42:46,027 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (<= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~waterLevel~0)|))) [2020-07-20 10:42:46,027 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 763 770) no Hoare annotation was computed. [2020-07-20 10:42:46,027 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2020-07-20 10:42:46,027 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2020-07-20 10:42:46,028 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2020-07-20 10:42:46,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:42:46 BoogieIcfgContainer [2020-07-20 10:42:46,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:42:46,048 INFO L168 Benchmark]: Toolchain (without parser) took 6248.51 ms. Allocated memory was 146.8 MB in the beginning and 278.4 MB in the end (delta: 131.6 MB). Free memory was 103.3 MB in the beginning and 177.0 MB in the end (delta: -73.7 MB). Peak memory consumption was 108.5 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,049 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.70 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 102.9 MB in the beginning and 171.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,051 INFO L168 Benchmark]: Boogie Preprocessor took 151.70 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,052 INFO L168 Benchmark]: RCFGBuilder took 1397.77 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 167.6 MB in the beginning and 196.5 MB in the end (delta: -28.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,053 INFO L168 Benchmark]: TraceAbstraction took 4038.90 ms. Allocated memory was 235.4 MB in the beginning and 278.4 MB in the end (delta: 43.0 MB). Free memory was 196.5 MB in the beginning and 177.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. [2020-07-20 10:42:46,057 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 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.70 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 102.9 MB in the beginning and 171.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 151.70 ms. Allocated memory is still 202.9 MB. Free memory was 171.6 MB in the beginning and 167.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1397.77 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 167.6 MB in the beginning and 196.5 MB in the end (delta: -28.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4038.90 ms. Allocated memory was 235.4 MB in the beginning and 278.4 MB in the end (delta: 43.0 MB). Free memory was 196.5 MB in the beginning and 177.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 113.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((((1 <= waterLevel && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive) || !(0 == \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 540 SDtfs, 191 SDslu, 670 SDs, 0 SdLazy, 110 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 212 PreInvPairs, 220 NumberOfFragments, 562 HoareAnnotationTreeSize, 212 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 235 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 27114 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3325 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...