/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 10:01:20,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:01:20,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:01:20,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:01:20,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:01:20,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:01:20,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:01:20,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:01:20,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:01:20,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:01:20,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:01:20,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:01:20,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:01:20,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:01:20,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:01:20,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:01:20,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:01:20,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:01:20,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:01:20,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:01:20,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:01:20,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:01:20,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:01:20,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:01:20,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:01:20,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:01:20,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:01:20,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:01:20,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:01:20,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:01:20,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:01:20,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:01:20,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:01:20,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:01:20,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:01:20,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:01:20,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:01:20,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:01:20,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:01:20,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:01:20,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:01:20,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 10:01:20,452 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:01:20,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:01:20,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:01:20,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:01:20,454 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:01:20,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:01:20,455 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:01:20,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:01:20,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:01:20,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:01:20,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:01:20,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:01:20,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:01:20,457 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:01:20,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:01:20,458 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:01:20,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:01:20,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:01:20,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:01:20,459 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:01:20,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:01:20,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:01:20,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:01:20,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:01:20,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:01:20,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:01:20,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:01:20,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:01:20,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:01:20,461 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-21 10:01:20,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:01:20,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:01:20,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:01:20,978 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:01:20,978 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:01:20,980 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-09-21 10:01:21,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ea47d319/c5027d9cc87c463bbe9fd1a091bb1888/FLAG1a347cf55 [2020-09-21 10:01:21,667 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:01:21,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2020-09-21 10:01:21,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ea47d319/c5027d9cc87c463bbe9fd1a091bb1888/FLAG1a347cf55 [2020-09-21 10:01:21,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ea47d319/c5027d9cc87c463bbe9fd1a091bb1888 [2020-09-21 10:01:21,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:01:21,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:01:21,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:01:21,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:01:21,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:01:21,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:01:21" (1/1) ... [2020-09-21 10:01:21,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@823e3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:21, skipping insertion in model container [2020-09-21 10:01:21,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:01:21" (1/1) ... [2020-09-21 10:01:21,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:01:22,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:01:22,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:01:22,501 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:01:22,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:01:22,631 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:01:22,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22 WrapperNode [2020-09-21 10:01:22,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:01:22,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:01:22,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:01:22,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:01:22,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... [2020-09-21 10:01:22,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:01:22,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:01:22,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:01:22,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:01:22,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-21 10:01:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:01:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:01:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:01:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:01:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:01:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:01:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:01:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:01:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:01:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:01:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:01:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:01:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:01:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:01:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:01:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:01:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:01:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:01:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:01:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:01:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:01:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:01:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:01:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:01:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 10:01:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:01:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:01:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 10:01:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 10:01:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:01:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 10:01:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:01:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-21 10:01:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:01:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:01:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:01:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:01:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:01:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:01:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:01:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:01:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:01:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:01:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:01:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:01:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:01:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:01:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:01:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:01:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:01:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:01:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:01:23,951 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:01:23,951 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:01:23,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:01:23 BoogieIcfgContainer [2020-09-21 10:01:23,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:01:23,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:01:23,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:01:23,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:01:23,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:01:21" (1/3) ... [2020-09-21 10:01:23,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5854cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:01:23, skipping insertion in model container [2020-09-21 10:01:23,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:01:22" (2/3) ... [2020-09-21 10:01:23,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5854cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:01:23, skipping insertion in model container [2020-09-21 10:01:23,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:01:23" (3/3) ... [2020-09-21 10:01:23,967 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-09-21 10:01:23,979 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:01:23,989 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:01:24,012 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:01:24,044 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:01:24,045 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:01:24,045 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:01:24,045 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:01:24,045 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:01:24,045 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:01:24,045 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:01:24,045 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:01:24,072 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2020-09-21 10:01:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 10:01:24,084 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:01:24,085 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] [2020-09-21 10:01:24,086 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:01:24,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:01:24,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1593609150, now seen corresponding path program 1 times [2020-09-21 10:01:24,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:01:24,106 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1182132026] [2020-09-21 10:01:24,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:01:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,862 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:24,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:01:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:01:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:01:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:01:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:01:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:01:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:01:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:01:24,961 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1182132026] [2020-09-21 10:01:24,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:01:24,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 10:01:24,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704657904] [2020-09-21 10:01:24,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 10:01:24,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:01:24,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 10:01:24,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:01:24,995 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 3 states. [2020-09-21 10:01:26,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:01:26,230 INFO L93 Difference]: Finished difference Result 288 states and 380 transitions. [2020-09-21 10:01:26,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 10:01:26,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 10:01:26,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:01:26,254 INFO L225 Difference]: With dead ends: 288 [2020-09-21 10:01:26,255 INFO L226 Difference]: Without dead ends: 156 [2020-09-21 10:01:26,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 10:01:26,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-09-21 10:01:26,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 123. [2020-09-21 10:01:26,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-09-21 10:01:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2020-09-21 10:01:26,365 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 46 [2020-09-21 10:01:26,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:01:26,366 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2020-09-21 10:01:26,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 10:01:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2020-09-21 10:01:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 10:01:26,370 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:01:26,370 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] [2020-09-21 10:01:26,371 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:01:26,371 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:01:26,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:01:26,372 INFO L82 PathProgramCache]: Analyzing trace with hash 18022412, now seen corresponding path program 1 times [2020-09-21 10:01:26,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:01:26,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [617507954] [2020-09-21 10:01:26,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:01:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,735 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:26,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:01:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:01:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:01:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:01:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:01:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:01:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 10:01:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:01:26,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [617507954] [2020-09-21 10:01:26,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:01:26,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:01:26,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383423926] [2020-09-21 10:01:26,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:01:26,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:01:26,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:01:26,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:01:26,797 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 4 states. [2020-09-21 10:01:27,235 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:01:28,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:01:28,139 INFO L93 Difference]: Finished difference Result 217 states and 267 transitions. [2020-09-21 10:01:28,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 10:01:28,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 10:01:28,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:01:28,145 INFO L225 Difference]: With dead ends: 217 [2020-09-21 10:01:28,145 INFO L226 Difference]: Without dead ends: 140 [2020-09-21 10:01:28,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:01:28,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-09-21 10:01:28,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 114. [2020-09-21 10:01:28,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-09-21 10:01:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-09-21 10:01:28,186 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 47 [2020-09-21 10:01:28,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:01:28,187 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-09-21 10:01:28,187 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:01:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-09-21 10:01:28,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 10:01:28,189 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:01:28,189 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] [2020-09-21 10:01:28,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:01:28,190 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:01:28,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:01:28,190 INFO L82 PathProgramCache]: Analyzing trace with hash 20251595, now seen corresponding path program 1 times [2020-09-21 10:01:28,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:01:28,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [814493174] [2020-09-21 10:01:28,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:01:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,594 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:28,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:01:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:01:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:01:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:01:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:01:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:01:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:01:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:01:28,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [814493174] [2020-09-21 10:01:28,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:01:28,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:01:28,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770020870] [2020-09-21 10:01:28,692 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:01:28,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:01:28,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:01:28,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:01:28,693 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 8 states. [2020-09-21 10:01:29,047 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:01:29,455 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:29,762 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:30,079 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:31,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:01:31,367 INFO L93 Difference]: Finished difference Result 230 states and 285 transitions. [2020-09-21 10:01:31,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 10:01:31,368 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-09-21 10:01:31,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:01:31,371 INFO L225 Difference]: With dead ends: 230 [2020-09-21 10:01:31,371 INFO L226 Difference]: Without dead ends: 140 [2020-09-21 10:01:31,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-21 10:01:31,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-09-21 10:01:31,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 114. [2020-09-21 10:01:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-09-21 10:01:31,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2020-09-21 10:01:31,437 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 52 [2020-09-21 10:01:31,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:01:31,438 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2020-09-21 10:01:31,438 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:01:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2020-09-21 10:01:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 10:01:31,441 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:01:31,441 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:01:31,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:01:31,442 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:01:31,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:01:31,442 INFO L82 PathProgramCache]: Analyzing trace with hash -616674480, now seen corresponding path program 1 times [2020-09-21 10:01:31,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:01:31,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2130146010] [2020-09-21 10:01:31,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:01:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,813 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:31,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:01:31,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:01:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:01:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:01:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:01:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 10:01:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:01:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:01:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 10:01:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 10:01:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:01:31,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2130146010] [2020-09-21 10:01:31,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:01:31,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:01:31,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528479998] [2020-09-21 10:01:31,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:01:31,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:01:31,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:01:31,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:01:31,950 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 8 states. [2020-09-21 10:01:32,375 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:01:33,336 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:33,842 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:01:34,798 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:35,098 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:35,620 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:01:36,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:01:36,239 INFO L93 Difference]: Finished difference Result 358 states and 468 transitions. [2020-09-21 10:01:36,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-21 10:01:36,239 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-09-21 10:01:36,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:01:36,244 INFO L225 Difference]: With dead ends: 358 [2020-09-21 10:01:36,245 INFO L226 Difference]: Without dead ends: 268 [2020-09-21 10:01:36,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-09-21 10:01:36,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2020-09-21 10:01:36,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 195. [2020-09-21 10:01:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2020-09-21 10:01:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 230 transitions. [2020-09-21 10:01:36,304 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 230 transitions. Word has length 65 [2020-09-21 10:01:36,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:01:36,304 INFO L479 AbstractCegarLoop]: Abstraction has 195 states and 230 transitions. [2020-09-21 10:01:36,305 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:01:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 230 transitions. [2020-09-21 10:01:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-09-21 10:01:36,307 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:01:36,308 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:01:36,308 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:01:36,308 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:01:36,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:01:36,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1717988948, now seen corresponding path program 1 times [2020-09-21 10:01:36,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:01:36,309 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [379190832] [2020-09-21 10:01:36,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:01:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,680 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:36,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:01:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:01:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:01:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:01:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:01:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-21 10:01:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 10:01:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:01:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:01:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 10:01:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 10:01:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:01:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 10:01:36,812 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [379190832] [2020-09-21 10:01:36,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:01:36,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:01:36,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752419283] [2020-09-21 10:01:36,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:01:36,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:01:36,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:01:36,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:01:36,815 INFO L87 Difference]: Start difference. First operand 195 states and 230 transitions. Second operand 9 states. [2020-09-21 10:01:37,223 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 10:01:38,224 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:38,549 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:38,857 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:39,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:01:39,062 INFO L93 Difference]: Finished difference Result 331 states and 412 transitions. [2020-09-21 10:01:39,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 10:01:39,062 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 69 [2020-09-21 10:01:39,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:01:39,063 INFO L225 Difference]: With dead ends: 331 [2020-09-21 10:01:39,063 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:01:39,071 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 10:01:39,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:01:39,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:01:39,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:01:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:01:39,073 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-09-21 10:01:39,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:01:39,073 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:01:39,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:01:39,073 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:01:39,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:01:39,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 10:01:39,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:01:39,253 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:39,441 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:39,609 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:39,769 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:39,936 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:40,111 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:40,275 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:40,438 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:40,994 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-21 10:01:41,516 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-21 10:01:41,672 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:41,836 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:41,991 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:42,278 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 10:01:42,546 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 10:01:42,813 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-09-21 10:01:43,142 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-09-21 10:01:43,296 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:43,444 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:43,597 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:43,751 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:43,890 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:44,047 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:01:44,199 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:44,352 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:44,507 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:44,654 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:44,817 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:01:44,970 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:45,119 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:45,275 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:45,422 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:45,575 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:45,728 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:45,881 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:46,395 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-21 10:01:46,549 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:46,701 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:46,854 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:47,003 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:47,166 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:47,316 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:47,612 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:01:47,871 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:01:48,133 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 10:01:48,447 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-21 10:01:48,601 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:48,756 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:48,909 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:49,384 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-21 10:01:49,540 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:49,695 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:49,847 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:50,000 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:50,150 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:50,628 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-21 10:01:50,785 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:50,954 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:51,102 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 10:01:51,257 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:01:51,676 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 10:01:51,893 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 10:01:52,106 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:52,306 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 10:01:52,864 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 10:01:53,279 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 10:01:53,701 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-09-21 10:01:53,963 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 10:01:54,193 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-09-21 10:01:54,606 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 10:01:54,855 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-09-21 10:01:55,286 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2020-09-21 10:01:55,765 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 12 [2020-09-21 10:01:56,190 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 10:01:56,637 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-09-21 10:01:56,859 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:57,082 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:57,303 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:57,780 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-09-21 10:01:58,001 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:58,212 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 10:01:58,466 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 10:01:58,661 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 10:01:58,667 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-09-21 10:01:58,667 INFO L268 CegarLoopResult]: For program point L221-2(lines 221 242) no Hoare annotation was computed. [2020-09-21 10:01:58,667 INFO L268 CegarLoopResult]: For program point L243(lines 220 244) no Hoare annotation was computed. [2020-09-21 10:01:58,667 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2020-09-21 10:01:58,667 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2020-09-21 10:01:58,668 INFO L268 CegarLoopResult]: For program point L278-2(lines 278 303) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point L304(lines 277 305) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2020-09-21 10:01:58,669 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2020-09-21 10:01:58,670 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2020-09-21 10:01:58,670 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2020-09-21 10:01:58,670 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-09-21 10:01:58,670 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-09-21 10:01:58,670 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,670 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,671 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,671 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,671 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-09-21 10:01:58,671 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-09-21 10:01:58,671 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,672 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-09-21 10:01:58,672 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-09-21 10:01:58,673 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-09-21 10:01:58,674 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-21 10:01:58,674 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-09-21 10:01:58,674 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-21 10:01:58,674 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-09-21 10:01:58,674 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,674 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,674 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-09-21 10:01:58,675 INFO L264 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,675 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-09-21 10:01:58,675 INFO L268 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-09-21 10:01:58,675 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 688 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,675 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 688 712) no Hoare annotation was computed. [2020-09-21 10:01:58,675 INFO L264 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,675 INFO L268 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 783 791) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 783 791) the Hoare annotation is: true [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 783 791) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 828 846) the Hoare annotation is: true [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 828 846) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L271 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: true [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 828 846) no Hoare annotation was computed. [2020-09-21 10:01:58,676 INFO L268 CegarLoopResult]: For program point L799(lines 799 807) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 792 827) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 792 827) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 792 827) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2020-09-21 10:01:58,677 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2020-09-21 10:01:58,677 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point L477(lines 477 497) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point L477-1(lines 477 497) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L268 CegarLoopResult]: For program point L483(lines 483 490) no Hoare annotation was computed. [2020-09-21 10:01:58,678 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 772 782) the Hoare annotation is: true [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 772 782) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L271 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: true [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 772 782) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 764 771) the Hoare annotation is: true [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 764 771) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 764 771) no Hoare annotation was computed. [2020-09-21 10:01:58,679 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,680 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-09-21 10:01:58,680 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,680 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-09-21 10:01:58,680 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,680 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,680 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-09-21 10:01:58,680 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,681 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-09-21 10:01:58,681 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-09-21 10:01:58,681 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 680 686) no Hoare annotation was computed. [2020-09-21 10:01:58,681 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 680 686) the Hoare annotation is: true [2020-09-21 10:01:58,681 INFO L264 CegarLoopResult]: At program point testENTRY(lines 882 947) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,681 INFO L268 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2020-09-21 10:01:58,681 INFO L268 CegarLoopResult]: For program point testFINAL(lines 882 947) no Hoare annotation was computed. [2020-09-21 10:01:58,682 INFO L264 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,682 INFO L268 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2020-09-21 10:01:58,682 INFO L264 CegarLoopResult]: At program point L930-2(lines 922 935) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,682 INFO L268 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2020-09-21 10:01:58,682 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,682 INFO L268 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2020-09-21 10:01:58,683 INFO L264 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,683 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-09-21 10:01:58,683 INFO L268 CegarLoopResult]: For program point L912-1(lines 912 918) no Hoare annotation was computed. [2020-09-21 10:01:58,683 INFO L264 CegarLoopResult]: At program point L937(lines 892 939) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,683 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 10:01:58,683 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-09-21 10:01:58,683 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point testEXIT(lines 882 947) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point L437(lines 437 444) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point L431(lines 431 451) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point L431-1(lines 431 451) no Hoare annotation was computed. [2020-09-21 10:01:58,684 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 739 746) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 739 746) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 739 746) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 629 637) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 629 637) the Hoare annotation is: true [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 629 637) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-09-21 10:01:58,685 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 597 619) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 597 619) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 597 619) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L384(lines 362 385) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L343(lines 343 359) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L403(lines 403 410) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L364(lines 363 383) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-09-21 10:01:58,686 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L360(lines 360 401) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L338(lines 338 342) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2020-09-21 10:01:58,687 INFO L268 CegarLoopResult]: For program point L365(lines 365 369) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L268 CegarLoopResult]: For program point L363-2(lines 363 383) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,688 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 747 763) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 747 763) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point L758-1(lines 747 763) no Hoare annotation was computed. [2020-09-21 10:01:58,689 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 620 628) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 620 628) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 620 628) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 576 587) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-09-21 10:01:58,690 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,691 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,691 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,691 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,691 INFO L264 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,691 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,691 INFO L268 CegarLoopResult]: For program point L660(lines 659 678) no Hoare annotation was computed. [2020-09-21 10:01:58,691 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 656 679) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 656 679) no Hoare annotation was computed. [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 656 679) no Hoare annotation was computed. [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-09-21 10:01:58,692 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-09-21 10:01:58,692 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-09-21 10:01:58,692 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-09-21 10:01:58,693 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-09-21 10:01:58,693 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-09-21 10:01:58,693 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-09-21 10:01:58,693 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-09-21 10:01:58,693 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 588 596) the Hoare annotation is: true [2020-09-21 10:01:58,693 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 588 596) no Hoare annotation was computed. [2020-09-21 10:01:58,693 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 588 596) no Hoare annotation was computed. [2020-09-21 10:01:58,693 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 552 563) the Hoare annotation is: true [2020-09-21 10:01:58,694 INFO L268 CegarLoopResult]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2020-09-21 10:01:58,694 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 552 563) no Hoare annotation was computed. [2020-09-21 10:01:58,694 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-09-21 10:01:58,694 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-09-21 10:01:58,694 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,694 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 10:01:58,694 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:01:58,694 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:01:58,695 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 847 854) no Hoare annotation was computed. [2020-09-21 10:01:58,695 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 847 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-09-21 10:01:58,695 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 847 854) no Hoare annotation was computed. [2020-09-21 10:01:58,695 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 564 575) no Hoare annotation was computed. [2020-09-21 10:01:58,695 INFO L268 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-09-21 10:01:58,695 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 564 575) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 10:01:58,695 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-09-21 10:01:58,696 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L268 CegarLoopResult]: For program point L866-1(line 866) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L268 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L268 CegarLoopResult]: For program point L864-1(lines 856 880) no Hoare annotation was computed. [2020-09-21 10:01:58,696 INFO L271 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: true [2020-09-21 10:01:58,697 INFO L268 CegarLoopResult]: For program point L862-1(line 862) no Hoare annotation was computed. [2020-09-21 10:01:58,697 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 856 880) the Hoare annotation is: true [2020-09-21 10:01:58,697 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 856 880) no Hoare annotation was computed. [2020-09-21 10:01:58,697 INFO L264 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 10:01:58,697 INFO L268 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-09-21 10:01:58,697 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 10:01:58,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:01:58 BoogieIcfgContainer [2020-09-21 10:01:58,717 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:01:58,719 INFO L168 Benchmark]: Toolchain (without parser) took 36767.75 ms. Allocated memory was 149.9 MB in the beginning and 528.5 MB in the end (delta: 378.5 MB). Free memory was 105.3 MB in the beginning and 353.5 MB in the end (delta: -248.2 MB). Peak memory consumption was 374.6 MB. Max. memory is 7.1 GB. [2020-09-21 10:01:58,720 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 149.9 MB. Free memory was 124.5 MB in the beginning and 124.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 10:01:58,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.74 ms. Allocated memory was 149.9 MB in the beginning and 206.6 MB in the end (delta: 56.6 MB). Free memory was 104.7 MB in the beginning and 174.4 MB in the end (delta: -69.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-09-21 10:01:58,721 INFO L168 Benchmark]: Boogie Preprocessor took 107.07 ms. Allocated memory is still 206.6 MB. Free memory was 174.4 MB in the beginning and 170.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-09-21 10:01:58,722 INFO L168 Benchmark]: RCFGBuilder took 1217.81 ms. Allocated memory was 206.6 MB in the beginning and 232.8 MB in the end (delta: 26.2 MB). Free memory was 170.6 MB in the beginning and 186.8 MB in the end (delta: -16.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:01:58,723 INFO L168 Benchmark]: TraceAbstraction took 34757.57 ms. Allocated memory was 232.8 MB in the beginning and 528.5 MB in the end (delta: 295.7 MB). Free memory was 185.5 MB in the beginning and 353.5 MB in the end (delta: -167.9 MB). Peak memory consumption was 372.0 MB. Max. memory is 7.1 GB. [2020-09-21 10:01:58,726 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 149.9 MB. Free memory was 124.5 MB in the beginning and 124.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.74 ms. Allocated memory was 149.9 MB in the beginning and 206.6 MB in the end (delta: 56.6 MB). Free memory was 104.7 MB in the beginning and 174.4 MB in the end (delta: -69.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.07 ms. Allocated memory is still 206.6 MB. Free memory was 174.4 MB in the beginning and 170.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1217.81 ms. Allocated memory was 206.6 MB in the beginning and 232.8 MB in the end (delta: 26.2 MB). Free memory was 170.6 MB in the beginning and 186.8 MB in the end (delta: -16.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34757.57 ms. Allocated memory was 232.8 MB in the beginning and 528.5 MB in the end (delta: 295.7 MB). Free memory was 185.5 MB in the beginning and 353.5 MB in the end (delta: -167.9 MB). Peak memory consumption was 372.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 491 SDtfs, 742 SDslu, 316 SDs, 0 SdLazy, 1795 SolverSat, 485 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=195occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 158 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 339 PreInvPairs, 369 NumberOfFragments, 776 HoareAnnotationTreeSize, 339 FomulaSimplifications, 39922 FormulaSimplificationTreeSizeReduction, 12.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 9313 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 79958 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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...