/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 true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 01:19:10,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 01:19:10,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 01:19:10,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 01:19:10,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 01:19:10,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 01:19:10,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 01:19:10,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 01:19:10,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 01:19:10,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 01:19:10,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 01:19:10,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 01:19:10,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 01:19:10,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 01:19:10,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 01:19:10,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 01:19:10,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 01:19:10,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 01:19:10,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 01:19:10,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 01:19:10,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 01:19:10,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 01:19:10,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 01:19:10,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 01:19:10,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 01:19:10,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 01:19:10,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 01:19:10,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 01:19:10,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 01:19:10,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 01:19:10,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 01:19:10,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 01:19:10,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 01:19:10,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 01:19:10,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 01:19:10,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 01:19:10,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 01:19:10,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 01:19:10,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 01:19:10,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 01:19:10,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 01:19:10,382 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 [2020-08-22 01:19:10,428 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 01:19:10,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 01:19:10,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 01:19:10,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 01:19:10,430 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 01:19:10,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 01:19:10,430 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 01:19:10,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 01:19:10,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 01:19:10,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 01:19:10,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 01:19:10,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 01:19:10,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 01:19:10,434 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 01:19:10,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 01:19:10,434 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 01:19:10,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 01:19:10,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 01:19:10,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 01:19:10,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 01:19:10,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 01:19:10,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:19:10,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 01:19:10,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 01:19:10,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 01:19:10,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 01:19:10,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 01:19:10,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 01:19:10,438 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 01:19:10,438 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-22 01:19:10,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 01:19:10,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 01:19:10,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 01:19:10,763 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 01:19:10,764 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 01:19:10,764 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-08-22 01:19:10,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1068194e/7630730841a94c00a4edd642cf3feaf9/FLAG1c47345ff [2020-08-22 01:19:11,335 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 01:19:11,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-08-22 01:19:11,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1068194e/7630730841a94c00a4edd642cf3feaf9/FLAG1c47345ff [2020-08-22 01:19:11,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e1068194e/7630730841a94c00a4edd642cf3feaf9 [2020-08-22 01:19:11,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 01:19:11,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 01:19:11,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 01:19:11,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 01:19:11,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 01:19:11,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:19:11" (1/1) ... [2020-08-22 01:19:11,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2844f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:11, skipping insertion in model container [2020-08-22 01:19:11,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:19:11" (1/1) ... [2020-08-22 01:19:11,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 01:19:11,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 01:19:12,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:19:12,367 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 01:19:12,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:19:12,519 INFO L208 MainTranslator]: Completed translation [2020-08-22 01:19:12,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12 WrapperNode [2020-08-22 01:19:12,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 01:19:12,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 01:19:12,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 01:19:12,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 01:19:12,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (1/1) ... [2020-08-22 01:19:12,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 01:19:12,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 01:19:12,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 01:19:12,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 01:19:12,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (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 [2020-08-22 01:19:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 01:19:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 01:19:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 01:19:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 01:19:12,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 01:19:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 01:19:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 01:19:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 01:19:12,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 01:19:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-22 01:19:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:19:12,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:19:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:19:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 01:19:12,710 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 01:19:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 01:19:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 01:19:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 01:19:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 01:19:12,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 01:19:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 01:19:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 01:19:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 01:19:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 01:19:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 01:19:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 01:19:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-22 01:19:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-22 01:19:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 01:19:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-22 01:19:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 01:19:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 01:19:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 01:19:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 01:19:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 01:19:12,718 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-22 01:19:12,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 01:19:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 01:19:12,720 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 01:19:12,721 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 01:19:12,722 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 01:19:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 01:19:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 01:19:12,723 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 01:19:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 01:19:12,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 01:19:12,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 01:19:12,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 01:19:12,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 01:19:12,727 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 01:19:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 01:19:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 01:19:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 01:19:14,198 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 01:19:14,199 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 01:19:14,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:19:14 BoogieIcfgContainer [2020-08-22 01:19:14,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 01:19:14,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 01:19:14,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 01:19:14,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 01:19:14,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:19:11" (1/3) ... [2020-08-22 01:19:14,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cadbefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:19:14, skipping insertion in model container [2020-08-22 01:19:14,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:19:12" (2/3) ... [2020-08-22 01:19:14,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cadbefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:19:14, skipping insertion in model container [2020-08-22 01:19:14,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:19:14" (3/3) ... [2020-08-22 01:19:14,213 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product28.cil.c [2020-08-22 01:19:14,225 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 01:19:14,234 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 01:19:14,248 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 01:19:14,275 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 01:19:14,275 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 01:19:14,275 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 01:19:14,275 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 01:19:14,275 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 01:19:14,275 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 01:19:14,276 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 01:19:14,276 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 01:19:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-08-22 01:19:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-22 01:19:14,310 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:14,311 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:14,312 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:14,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:14,318 INFO L82 PathProgramCache]: Analyzing trace with hash 176643797, now seen corresponding path program 1 times [2020-08-22 01:19:14,328 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:14,329 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1877346806] [2020-08-22 01:19:14,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,015 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:15,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:15,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 01:19:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 01:19:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 01:19:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:15,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:19:15,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1877346806] [2020-08-22 01:19:15,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:15,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 01:19:15,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738365617] [2020-08-22 01:19:15,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 01:19:15,198 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:15,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 01:19:15,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:19:15,216 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-08-22 01:19:16,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:16,304 INFO L93 Difference]: Finished difference Result 278 states and 361 transitions. [2020-08-22 01:19:16,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 01:19:16,306 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-22 01:19:16,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:16,321 INFO L225 Difference]: With dead ends: 278 [2020-08-22 01:19:16,321 INFO L226 Difference]: Without dead ends: 155 [2020-08-22 01:19:16,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:19:16,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-08-22 01:19:16,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124. [2020-08-22 01:19:16,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-08-22 01:19:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-08-22 01:19:16,423 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-08-22 01:19:16,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:16,423 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-08-22 01:19:16,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 01:19:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-08-22 01:19:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 01:19:16,428 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:16,428 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:16,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 01:19:16,429 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:16,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:16,429 INFO L82 PathProgramCache]: Analyzing trace with hash -464202477, now seen corresponding path program 1 times [2020-08-22 01:19:16,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:16,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1217775787] [2020-08-22 01:19:16,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,752 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:16,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-22 01:19:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-22 01:19:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 01:19:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:19:16,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1217775787] [2020-08-22 01:19:16,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:16,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 01:19:16,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456426216] [2020-08-22 01:19:16,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 01:19:16,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:16,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 01:19:16,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 01:19:16,858 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 5 states. [2020-08-22 01:19:17,324 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:19:18,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:18,096 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2020-08-22 01:19:18,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 01:19:18,098 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-22 01:19:18,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:18,101 INFO L225 Difference]: With dead ends: 213 [2020-08-22 01:19:18,101 INFO L226 Difference]: Without dead ends: 145 [2020-08-22 01:19:18,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-22 01:19:18,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-08-22 01:19:18,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 115. [2020-08-22 01:19:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-08-22 01:19:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-08-22 01:19:18,136 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-08-22 01:19:18,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:18,137 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-08-22 01:19:18,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 01:19:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-08-22 01:19:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-22 01:19:18,139 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:18,140 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:18,140 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 01:19:18,140 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:18,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:18,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1980183215, now seen corresponding path program 1 times [2020-08-22 01:19:18,141 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:18,141 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [323157151] [2020-08-22 01:19:18,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,482 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:18,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 01:19:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 01:19:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-22 01:19:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:19:18,623 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [323157151] [2020-08-22 01:19:18,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:18,624 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:19:18,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970446467] [2020-08-22 01:19:18,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:19:18,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:18,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:19:18,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:19:18,625 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 9 states. [2020-08-22 01:19:19,053 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:19:19,362 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:19,597 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:19,880 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:20,783 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 01:19:22,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:22,264 INFO L93 Difference]: Finished difference Result 390 states and 484 transitions. [2020-08-22 01:19:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 01:19:22,264 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-22 01:19:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:22,270 INFO L225 Difference]: With dead ends: 390 [2020-08-22 01:19:22,270 INFO L226 Difference]: Without dead ends: 303 [2020-08-22 01:19:22,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-22 01:19:22,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-08-22 01:19:22,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 246. [2020-08-22 01:19:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-08-22 01:19:22,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 298 transitions. [2020-08-22 01:19:22,340 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 298 transitions. Word has length 65 [2020-08-22 01:19:22,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:22,340 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 298 transitions. [2020-08-22 01:19:22,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:19:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 298 transitions. [2020-08-22 01:19:22,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-22 01:19:22,343 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:19:22,344 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:19:22,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 01:19:22,344 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:19:22,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:19:22,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1204188044, now seen corresponding path program 1 times [2020-08-22 01:19:22,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:19:22,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [119908525] [2020-08-22 01:19:22,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:19:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,626 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:22,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:19:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:19:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:19:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:19:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:19:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:19:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 01:19:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:19:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 01:19:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-22 01:19:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:19:22,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 01:19:22,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [119908525] [2020-08-22 01:19:22,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:19:22,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:19:22,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037792747] [2020-08-22 01:19:22,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:19:22,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:19:22,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:19:22,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:19:22,762 INFO L87 Difference]: Start difference. First operand 246 states and 298 transitions. Second operand 9 states. [2020-08-22 01:19:23,242 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:19:24,048 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:24,680 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:24,936 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:19:25,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:19:25,169 INFO L93 Difference]: Finished difference Result 455 states and 597 transitions. [2020-08-22 01:19:25,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 01:19:25,170 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-22 01:19:25,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:19:25,171 INFO L225 Difference]: With dead ends: 455 [2020-08-22 01:19:25,171 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 01:19:25,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-22 01:19:25,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 01:19:25,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 01:19:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 01:19:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 01:19:25,177 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-22 01:19:25,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:19:25,177 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 01:19:25,178 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:19:25,178 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 01:19:25,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 01:19:25,178 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 01:19:25,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 01:19:27,216 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 01:19:27,414 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:27,622 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-22 01:19:27,839 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:28,032 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 01:19:28,265 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 01:19:28,436 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-22 01:19:28,728 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:19:28,900 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:29,283 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 01:19:29,451 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:29,744 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:30,089 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:30,418 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 01:19:30,647 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:30,820 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:30,987 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:31,146 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:19:31,307 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:31,458 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:31,608 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 01:19:31,903 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 01:19:32,089 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 01:19:32,424 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-22 01:19:32,428 INFO L268 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-08-22 01:19:32,429 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 377) no Hoare annotation was computed. [2020-08-22 01:19:32,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 342 397) no Hoare annotation was computed. [2020-08-22 01:19:32,429 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-08-22 01:19:32,429 INFO L268 CegarLoopResult]: For program point L367-2(lines 367 388) no Hoare annotation was computed. [2020-08-22 01:19:32,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 342 397) no Hoare annotation was computed. [2020-08-22 01:19:32,430 INFO L268 CegarLoopResult]: For program point L389(lines 366 390) no Hoare annotation was computed. [2020-08-22 01:19:32,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 342 397) no Hoare annotation was computed. [2020-08-22 01:19:32,430 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-08-22 01:19:32,431 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-08-22 01:19:32,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 398 457) no Hoare annotation was computed. [2020-08-22 01:19:32,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 398 457) no Hoare annotation was computed. [2020-08-22 01:19:32,431 INFO L268 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-08-22 01:19:32,432 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 434) no Hoare annotation was computed. [2020-08-22 01:19:32,432 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 398 457) no Hoare annotation was computed. [2020-08-22 01:19:32,432 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-08-22 01:19:32,432 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 449) no Hoare annotation was computed. [2020-08-22 01:19:32,432 INFO L268 CegarLoopResult]: For program point L450(lines 423 451) no Hoare annotation was computed. [2020-08-22 01:19:32,433 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2020-08-22 01:19:32,433 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2020-08-22 01:19:32,433 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2020-08-22 01:19:32,433 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2020-08-22 01:19:32,433 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2020-08-22 01:19:32,433 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 139 146) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-22 01:19:32,433 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2020-08-22 01:19:32,433 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2020-08-22 01:19:32,434 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 147 156) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-22 01:19:32,434 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 147 156) no Hoare annotation was computed. [2020-08-22 01:19:32,434 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-08-22 01:19:32,434 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 147 156) no Hoare annotation was computed. [2020-08-22 01:19:32,434 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 157 185) the Hoare annotation is: true [2020-08-22 01:19:32,434 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 01:19:32,434 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 157 185) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L169(lines 169 179) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L165-1(lines 157 185) no Hoare annotation was computed. [2020-08-22 01:19:32,435 INFO L271 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-08-22 01:19:32,435 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-08-22 01:19:32,436 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,436 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2020-08-22 01:19:32,436 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-22 01:19:32,436 INFO L264 CegarLoopResult]: At program point L278-1(line 278) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-22 01:19:32,436 INFO L268 CegarLoopResult]: For program point L276(lines 276 283) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,437 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,437 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 220 243) no Hoare annotation was computed. [2020-08-22 01:19:32,437 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 220 243) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 220 243) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-08-22 01:19:32,438 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2020-08-22 01:19:32,439 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2020-08-22 01:19:32,439 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L271 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: true [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L828(lines 828 836) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-08-22 01:19:32,440 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 296 341) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 296 341) no Hoare annotation was computed. [2020-08-22 01:19:32,441 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 296 341) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 609 654) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point L629(lines 629 636) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point L623(lines 623 643) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point L623-1(lines 623 643) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 609 654) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 609 654) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,442 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 252 262) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 252 262) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 252 262) no Hoare annotation was computed. [2020-08-22 01:19:32,442 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 801 811) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-08-22 01:19:32,443 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,443 INFO L268 CegarLoopResult]: For program point L761-1(lines 742 766) no Hoare annotation was computed. [2020-08-22 01:19:32,444 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 742 766) no Hoare annotation was computed. [2020-08-22 01:19:32,444 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,444 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 742 766) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,444 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,444 INFO L268 CegarLoopResult]: For program point L750(lines 750 758) no Hoare annotation was computed. [2020-08-22 01:19:32,444 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,444 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-08-22 01:19:32,445 INFO L268 CegarLoopResult]: For program point L746(lines 746 763) no Hoare annotation was computed. [2020-08-22 01:19:32,445 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 734 740) no Hoare annotation was computed. [2020-08-22 01:19:32,445 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 734 740) the Hoare annotation is: true [2020-08-22 01:19:32,445 INFO L264 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,445 INFO L264 CegarLoopResult]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,445 INFO L268 CegarLoopResult]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2020-08-22 01:19:32,445 INFO L264 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,446 INFO L268 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-08-22 01:19:32,446 INFO L264 CegarLoopResult]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,446 INFO L268 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-08-22 01:19:32,446 INFO L264 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,446 INFO L268 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-08-22 01:19:32,446 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,446 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-08-22 01:19:32,446 INFO L268 CegarLoopResult]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L264 CegarLoopResult]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,447 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point L577(lines 577 597) no Hoare annotation was computed. [2020-08-22 01:19:32,447 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 597) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 563 608) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 563 608) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 563 608) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point L583(lines 583 590) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 767 774) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 767 774) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 767 774) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-08-22 01:19:32,448 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 460 562) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point L510(lines 509 529) no Hoare annotation was computed. [2020-08-22 01:19:32,449 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L541-1(line 541) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L506(lines 506 547) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L525-1(line 525) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 460 562) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L484(lines 484 488) no Hoare annotation was computed. [2020-08-22 01:19:32,450 INFO L268 CegarLoopResult]: For program point L548(lines 548 559) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point L511(lines 511 515) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 529) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point L530(lines 508 531) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 460 562) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point L489(lines 489 505) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2020-08-22 01:19:32,451 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2020-08-22 01:19:32,452 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2020-08-22 01:19:32,452 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,452 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.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~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-22 01:19:32,452 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,452 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-08-22 01:19:32,453 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,454 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2020-08-22 01:19:32,455 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-08-22 01:19:32,455 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-08-22 01:19:32,455 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,455 INFO L264 CegarLoopResult]: At program point L721(lines 721 727) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:19:32,455 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 707 733) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:19:32,455 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 707 733) no Hoare annotation was computed. [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point L714(lines 710 732) no Hoare annotation was computed. [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point L712(lines 710 732) no Hoare annotation was computed. [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 707 733) no Hoare annotation was computed. [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 189 218) no Hoare annotation was computed. [2020-08-22 01:19:32,456 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 189 218) the Hoare annotation is: true [2020-08-22 01:19:32,456 INFO L271 CegarLoopResult]: At program point L214(lines 189 218) the Hoare annotation is: true [2020-08-22 01:19:32,456 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-08-22 01:19:32,457 INFO L268 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-08-22 01:19:32,457 INFO L271 CegarLoopResult]: At program point L203-1(lines 203 207) the Hoare annotation is: true [2020-08-22 01:19:32,457 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-08-22 01:19:32,457 INFO L271 CegarLoopResult]: At program point L199-2(lines 199 213) the Hoare annotation is: true [2020-08-22 01:19:32,457 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-08-22 01:19:32,457 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-08-22 01:19:32,457 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-08-22 01:19:32,457 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-08-22 01:19:32,458 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-08-22 01:19:32,458 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 244 250) no Hoare annotation was computed. [2020-08-22 01:19:32,458 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 244 250) the Hoare annotation is: true [2020-08-22 01:19:32,458 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,458 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 01:19:32,458 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 01:19:32,458 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:19:32,458 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2020-08-22 01:19:32,459 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-22 01:19:32,459 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2020-08-22 01:19:32,459 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-08-22 01:19:32,459 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-08-22 01:19:32,459 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-22 01:19:32,459 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 691 698) no Hoare annotation was computed. [2020-08-22 01:19:32,459 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2020-08-22 01:19:32,460 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 691 698) the Hoare annotation is: true [2020-08-22 01:19:32,460 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 691 698) no Hoare annotation was computed. [2020-08-22 01:19:32,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 01:19:32 BoogieIcfgContainer [2020-08-22 01:19:32,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 01:19:32,528 INFO L168 Benchmark]: Toolchain (without parser) took 20821.83 ms. Allocated memory was 138.9 MB in the beginning and 594.5 MB in the end (delta: 455.6 MB). Free memory was 100.8 MB in the beginning and 401.5 MB in the end (delta: -300.7 MB). Peak memory consumption was 429.9 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,535 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.57 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 171.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,537 INFO L168 Benchmark]: Boogie Preprocessor took 92.51 ms. Allocated memory is still 202.4 MB. Free memory was 171.6 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,538 INFO L168 Benchmark]: RCFGBuilder took 1591.05 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 167.6 MB in the beginning and 196.2 MB in the end (delta: -28.7 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,540 INFO L168 Benchmark]: TraceAbstraction took 18317.67 ms. Allocated memory was 234.4 MB in the beginning and 594.5 MB in the end (delta: 360.2 MB). Free memory was 196.2 MB in the beginning and 401.5 MB in the end (delta: -205.3 MB). Peak memory consumption was 429.9 MB. Max. memory is 7.1 GB. [2020-08-22 01:19:32,552 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 800.57 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 171.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.51 ms. Allocated memory is still 202.4 MB. Free memory was 171.6 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1591.05 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 167.6 MB in the beginning and 196.2 MB in the end (delta: -28.7 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18317.67 ms. Allocated memory was 234.4 MB in the beginning and 594.5 MB in the end (delta: 360.2 MB). Free memory was 196.2 MB in the beginning and 401.5 MB in the end (delta: -205.3 MB). Peak memory consumption was 429.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 695]: 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: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 447 SDtfs, 606 SDslu, 435 SDs, 0 SdLazy, 1655 SolverSat, 394 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...