/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=0.6 --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_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 00:23:15,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 00:23:15,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 00:23:15,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 00:23:15,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 00:23:15,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 00:23:15,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 00:23:15,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 00:23:15,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 00:23:15,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 00:23:15,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 00:23:15,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 00:23:15,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 00:23:15,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 00:23:15,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 00:23:15,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 00:23:15,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 00:23:15,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 00:23:15,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 00:23:15,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 00:23:15,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 00:23:15,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 00:23:15,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 00:23:15,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 00:23:15,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 00:23:15,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 00:23:15,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 00:23:15,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 00:23:15,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 00:23:15,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 00:23:15,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 00:23:15,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 00:23:15,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 00:23:15,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 00:23:15,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 00:23:15,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 00:23:15,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 00:23:15,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 00:23:15,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 00:23:15,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 00:23:15,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 00:23:15,253 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 00:23:15,295 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 00:23:15,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 00:23:15,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 00:23:15,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 00:23:15,298 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 00:23:15,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 00:23:15,299 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 00:23:15,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 00:23:15,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 00:23:15,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 00:23:15,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 00:23:15,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 00:23:15,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 00:23:15,302 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 00:23:15,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 00:23:15,302 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 00:23:15,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 00:23:15,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 00:23:15,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 00:23:15,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 00:23:15,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 00:23:15,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 00:23:15,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 00:23:15,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 00:23:15,305 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=0.6;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=0.6;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=0.6;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=0.6;log-additional-information=true; [2020-08-22 00:23:15,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 00:23:15,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 00:23:15,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 00:23:15,641 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 00:23:15,641 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 00:23:15,642 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-08-22 00:23:15,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aba37473/e91c41ec87004be391fadd4d46604488/FLAGf42358968 [2020-08-22 00:23:16,217 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 00:23:16,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-08-22 00:23:16,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aba37473/e91c41ec87004be391fadd4d46604488/FLAGf42358968 [2020-08-22 00:23:16,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aba37473/e91c41ec87004be391fadd4d46604488 [2020-08-22 00:23:16,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 00:23:16,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 00:23:16,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 00:23:16,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 00:23:16,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 00:23:16,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 12:23:16" (1/1) ... [2020-08-22 00:23:16,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:16, skipping insertion in model container [2020-08-22 00:23:16,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 12:23:16" (1/1) ... [2020-08-22 00:23:16,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 00:23:16,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 00:23:17,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 00:23:17,027 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 00:23:17,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 00:23:17,172 INFO L208 MainTranslator]: Completed translation [2020-08-22 00:23:17,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17 WrapperNode [2020-08-22 00:23:17,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 00:23:17,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 00:23:17,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 00:23:17,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 00:23:17,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (1/1) ... [2020-08-22 00:23:17,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 00:23:17,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 00:23:17,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 00:23:17,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 00:23:17,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (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 00:23:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 00:23:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 00:23:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 00:23:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 00:23:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 00:23:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 00:23:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 00:23:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 00:23:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 00:23:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 00:23:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-22 00:23:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 00:23:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 00:23:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 00:23:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 00:23:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 00:23:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 00:23:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-22 00:23:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 00:23:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 00:23:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 00:23:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 00:23:17,367 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 00:23:17,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 00:23:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 00:23:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 00:23:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 00:23:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 00:23:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 00:23:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 00:23:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 00:23:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 00:23:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 00:23:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 00:23:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 00:23:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 00:23:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 00:23:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 00:23:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 00:23:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 00:23:18,414 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 00:23:18,414 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 00:23:18,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 12:23:18 BoogieIcfgContainer [2020-08-22 00:23:18,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 00:23:18,422 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 00:23:18,422 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 00:23:18,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 00:23:18,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 12:23:16" (1/3) ... [2020-08-22 00:23:18,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6a1977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 12:23:18, skipping insertion in model container [2020-08-22 00:23:18,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 12:23:17" (2/3) ... [2020-08-22 00:23:18,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6a1977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 12:23:18, skipping insertion in model container [2020-08-22 00:23:18,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 12:23:18" (3/3) ... [2020-08-22 00:23:18,429 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2020-08-22 00:23:18,441 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 00:23:18,450 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 00:23:18,466 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 00:23:18,514 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 00:23:18,514 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 00:23:18,515 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 00:23:18,515 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 00:23:18,515 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 00:23:18,515 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 00:23:18,516 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 00:23:18,516 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 00:23:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-08-22 00:23:18,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-22 00:23:18,550 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 00:23:18,551 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 00:23:18,552 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 00:23:18,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 00:23:18,558 INFO L82 PathProgramCache]: Analyzing trace with hash 695039274, now seen corresponding path program 1 times [2020-08-22 00:23:18,568 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 00:23:18,568 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458995346] [2020-08-22 00:23:18,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 00:23:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,303 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:19,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 00:23:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 00:23:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 00:23:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 00:23:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 00:23:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 00:23:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-22 00:23:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 00:23:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 00:23:19,402 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1458995346] [2020-08-22 00:23:19,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 00:23:19,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 00:23:19,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142158769] [2020-08-22 00:23:19,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 00:23:19,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 00:23:19,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 00:23:19,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 00:23:19,431 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 4 states. [2020-08-22 00:23:20,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 00:23:20,529 INFO L93 Difference]: Finished difference Result 229 states and 304 transitions. [2020-08-22 00:23:20,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 00:23:20,532 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-22 00:23:20,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 00:23:20,546 INFO L225 Difference]: With dead ends: 229 [2020-08-22 00:23:20,546 INFO L226 Difference]: Without dead ends: 131 [2020-08-22 00:23:20,551 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 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 00:23:20,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-08-22 00:23:20,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2020-08-22 00:23:20,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-08-22 00:23:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-08-22 00:23:20,637 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2020-08-22 00:23:20,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 00:23:20,639 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-08-22 00:23:20,639 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 00:23:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-08-22 00:23:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-22 00:23:20,644 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 00:23:20,645 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 00:23:20,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 00:23:20,645 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 00:23:20,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 00:23:20,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1984182024, now seen corresponding path program 1 times [2020-08-22 00:23:20,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 00:23:20,646 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2076938712] [2020-08-22 00:23:20,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 00:23:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,049 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:21,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 00:23:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 00:23:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 00:23:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 00:23:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 00:23:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 00:23:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 00:23:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 00:23:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:21,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 00:23:21,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2076938712] [2020-08-22 00:23:21,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 00:23:21,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-22 00:23:21,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607325645] [2020-08-22 00:23:21,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 00:23:21,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 00:23:21,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 00:23:21,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 00:23:21,106 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 5 states. [2020-08-22 00:23:21,589 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 00:23:22,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 00:23:22,288 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2020-08-22 00:23:22,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 00:23:22,288 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-22 00:23:22,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 00:23:22,292 INFO L225 Difference]: With dead ends: 161 [2020-08-22 00:23:22,292 INFO L226 Difference]: Without dead ends: 121 [2020-08-22 00:23:22,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-22 00:23:22,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-08-22 00:23:22,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 90. [2020-08-22 00:23:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-08-22 00:23:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2020-08-22 00:23:22,327 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2020-08-22 00:23:22,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 00:23:22,328 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2020-08-22 00:23:22,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 00:23:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2020-08-22 00:23:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-22 00:23:22,330 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 00:23:22,330 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 00:23:22,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 00:23:22,331 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 00:23:22,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 00:23:22,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1900976134, now seen corresponding path program 1 times [2020-08-22 00:23:22,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 00:23:22,332 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1670982931] [2020-08-22 00:23:22,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 00:23:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,676 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:22,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 00:23:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 00:23:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 00:23:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 00:23:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 00:23:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 00:23:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 00:23:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-22 00:23:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 00:23:22,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1670982931] [2020-08-22 00:23:22,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 00:23:22,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 00:23:22,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894237773] [2020-08-22 00:23:22,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 00:23:22,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 00:23:22,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 00:23:22,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 00:23:22,776 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 9 states. [2020-08-22 00:23:23,161 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 00:23:23,458 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:23,742 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:24,011 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:24,791 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 00:23:25,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 00:23:25,739 INFO L93 Difference]: Finished difference Result 314 states and 397 transitions. [2020-08-22 00:23:25,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 00:23:25,740 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-08-22 00:23:25,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 00:23:25,746 INFO L225 Difference]: With dead ends: 314 [2020-08-22 00:23:25,751 INFO L226 Difference]: Without dead ends: 252 [2020-08-22 00:23:25,752 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-22 00:23:25,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-08-22 00:23:25,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 179. [2020-08-22 00:23:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-08-22 00:23:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 214 transitions. [2020-08-22 00:23:25,824 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 214 transitions. Word has length 57 [2020-08-22 00:23:25,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 00:23:25,825 INFO L479 AbstractCegarLoop]: Abstraction has 179 states and 214 transitions. [2020-08-22 00:23:25,825 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 00:23:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 214 transitions. [2020-08-22 00:23:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 00:23:25,827 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 00:23:25,828 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 00:23:25,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 00:23:25,828 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 00:23:25,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 00:23:25,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1671708304, now seen corresponding path program 1 times [2020-08-22 00:23:25,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 00:23:25,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [275117029] [2020-08-22 00:23:25,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 00:23:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,124 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:26,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 00:23:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 00:23:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 00:23:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 00:23:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 00:23:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 00:23:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-22 00:23:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-22 00:23:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 00:23:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 00:23:26,228 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [275117029] [2020-08-22 00:23:26,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 00:23:26,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 00:23:26,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370807578] [2020-08-22 00:23:26,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 00:23:26,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 00:23:26,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 00:23:26,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 00:23:26,230 INFO L87 Difference]: Start difference. First operand 179 states and 214 transitions. Second operand 8 states. [2020-08-22 00:23:26,640 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 00:23:27,658 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:27,929 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:28,178 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:28,400 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 00:23:28,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 00:23:28,936 INFO L93 Difference]: Finished difference Result 536 states and 699 transitions. [2020-08-22 00:23:28,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 00:23:28,937 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-08-22 00:23:28,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 00:23:28,942 INFO L225 Difference]: With dead ends: 536 [2020-08-22 00:23:28,942 INFO L226 Difference]: Without dead ends: 385 [2020-08-22 00:23:28,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-08-22 00:23:28,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-08-22 00:23:29,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 306. [2020-08-22 00:23:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-08-22 00:23:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 368 transitions. [2020-08-22 00:23:29,023 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 368 transitions. Word has length 60 [2020-08-22 00:23:29,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 00:23:29,024 INFO L479 AbstractCegarLoop]: Abstraction has 306 states and 368 transitions. [2020-08-22 00:23:29,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 00:23:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 368 transitions. [2020-08-22 00:23:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-22 00:23:29,026 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 00:23:29,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 00:23:29,027 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 00:23:29,027 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 00:23:29,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 00:23:29,027 INFO L82 PathProgramCache]: Analyzing trace with hash 2018803980, now seen corresponding path program 1 times [2020-08-22 00:23:29,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 00:23:29,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1554659734] [2020-08-22 00:23:29,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 00:23:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,335 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:29,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 00:23:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 00:23:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 00:23:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 00:23:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 00:23:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 00:23:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-22 00:23:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 00:23:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-22 00:23:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 00:23:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 00:23:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 00:23:29,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1554659734] [2020-08-22 00:23:29,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 00:23:29,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 00:23:29,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755046559] [2020-08-22 00:23:29,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 00:23:29,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 00:23:29,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 00:23:29,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 00:23:29,434 INFO L87 Difference]: Start difference. First operand 306 states and 368 transitions. Second operand 9 states. [2020-08-22 00:23:29,801 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 00:23:30,703 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:30,965 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:31,214 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 00:23:31,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 00:23:31,508 INFO L93 Difference]: Finished difference Result 633 states and 830 transitions. [2020-08-22 00:23:31,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 00:23:31,512 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-22 00:23:31,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 00:23:31,513 INFO L225 Difference]: With dead ends: 633 [2020-08-22 00:23:31,513 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 00:23:31,518 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-08-22 00:23:31,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 00:23:31,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 00:23:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 00:23:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 00:23:31,519 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-08-22 00:23:31,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 00:23:31,520 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 00:23:31,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 00:23:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 00:23:31,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 00:23:31,520 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 00:23:31,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 00:23:34,718 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:34,895 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:35,066 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:35,309 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:35,471 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-22 00:23:35,801 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-08-22 00:23:36,119 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-08-22 00:23:36,439 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 15 [2020-08-22 00:23:36,605 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:36,906 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-22 00:23:37,072 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-22 00:23:37,352 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-08-22 00:23:37,545 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 00:23:37,696 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-08-22 00:23:38,004 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-08-22 00:23:38,176 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 00:23:38,500 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 8 [2020-08-22 00:23:38,658 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-08-22 00:23:38,850 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-22 00:23:39,025 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-22 00:23:39,333 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-22 00:23:39,635 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-08-22 00:23:39,938 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point L538(lines 515 539) no Hoare annotation was computed. [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 491 546) no Hoare annotation was computed. [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 491 546) no Hoare annotation was computed. [2020-08-22 00:23:39,943 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-22 00:23:39,944 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 491 546) no Hoare annotation was computed. [2020-08-22 00:23:39,944 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 537) no Hoare annotation was computed. [2020-08-22 00:23:39,944 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-22 00:23:39,944 INFO L268 CegarLoopResult]: For program point L573-2(lines 573 598) no Hoare annotation was computed. [2020-08-22 00:23:39,944 INFO L268 CegarLoopResult]: For program point L599(lines 572 600) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 547 606) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 547 606) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 547 606) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L268 CegarLoopResult]: For program point L579-1(lines 579 583) no Hoare annotation was computed. [2020-08-22 00:23:39,945 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-22 00:23:39,946 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-22 00:23:39,946 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-22 00:23:39,946 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-22 00:23:39,946 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-22 00:23:39,946 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 878 900) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,946 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-22 00:23:39,946 INFO L264 CegarLoopResult]: At program point L890-1(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-22 00:23:39,947 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 878 900) no Hoare annotation was computed. [2020-08-22 00:23:39,947 INFO L268 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-08-22 00:23:39,947 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 895) no Hoare annotation was computed. [2020-08-22 00:23:39,947 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-08-22 00:23:39,947 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,947 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,947 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 878 900) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 836 859) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 836 859) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 836 859) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-08-22 00:23:39,948 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-08-22 00:23:39,949 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 285 299) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 285 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 285 299) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 195 202) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 195 202) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 195 202) no Hoare annotation was computed. [2020-08-22 00:23:39,950 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 240 248) the Hoare annotation is: true [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L256(lines 256 264) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L268(lines 268 276) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 249 284) no Hoare annotation was computed. [2020-08-22 00:23:39,951 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 445 490) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 445 490) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 445 490) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 758 803) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 758 803) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point L778(lines 778 785) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 758 803) no Hoare annotation was computed. [2020-08-22 00:23:39,952 INFO L268 CegarLoopResult]: For program point L772(lines 772 792) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point L772-1(lines 772 792) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 867 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 867 877) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 867 877) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 229 239) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2020-08-22 00:23:39,953 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 221 228) the Hoare annotation is: true [2020-08-22 00:23:39,954 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2020-08-22 00:23:39,954 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2020-08-22 00:23:39,954 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 188 194) no Hoare annotation was computed. [2020-08-22 00:23:39,954 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 188 194) the Hoare annotation is: true [2020-08-22 00:23:39,954 INFO L264 CegarLoopResult]: At program point testENTRY(lines 84 151) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,954 INFO L268 CegarLoopResult]: For program point L95(lines 94 143) no Hoare annotation was computed. [2020-08-22 00:23:39,954 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,954 INFO L268 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point testFINAL(lines 84 151) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point L114-1(lines 114 120) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L264 CegarLoopResult]: At program point L141(lines 94 143) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,955 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point L104(lines 104 110) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point L104-1(lines 104 110) no Hoare annotation was computed. [2020-08-22 00:23:39,955 INFO L268 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L264 CegarLoopResult]: At program point L144(lines 93 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-22 00:23:39,956 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L264 CegarLoopResult]: At program point L132-1(lines 124 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point testEXIT(lines 84 151) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point L732(lines 732 739) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 712 757) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point L726(lines 726 746) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point L726-1(lines 726 746) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 712 757) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 712 757) no Hoare annotation was computed. [2020-08-22 00:23:39,956 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 319 347) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-22 00:23:39,957 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L331(lines 331 341) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L327-1(lines 319 347) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point L325-1(line 325) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 319 347) no Hoare annotation was computed. [2020-08-22 00:23:39,957 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 397 419) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 397 419) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 397 419) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 311 318) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 311 318) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 311 318) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 609 711) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point L638(lines 638 654) no Hoare annotation was computed. [2020-08-22 00:23:39,958 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L659(lines 658 678) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L655(lines 655 696) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 609 711) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L697(lines 697 708) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L660(lines 660 664) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 609 711) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L658-2(lines 658 678) no Hoare annotation was computed. [2020-08-22 00:23:39,959 INFO L268 CegarLoopResult]: For program point L679(lines 657 680) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 204 220) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2020-08-22 00:23:39,960 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 420 428) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 420 428) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 420 428) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 376 387) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 376 387) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,961 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-22 00:23:39,962 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-08-22 00:23:39,962 INFO L264 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-08-22 00:23:39,962 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-08-22 00:23:39,962 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 00:23:39,962 INFO L268 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-08-22 00:23:39,962 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-08-22 00:23:39,962 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 806 835) no Hoare annotation was computed. [2020-08-22 00:23:39,962 INFO L271 CegarLoopResult]: At program point L831(lines 806 835) the Hoare annotation is: true [2020-08-22 00:23:39,963 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 806 835) the Hoare annotation is: true [2020-08-22 00:23:39,963 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-08-22 00:23:39,963 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-08-22 00:23:39,963 INFO L271 CegarLoopResult]: At program point L820-1(lines 820 824) the Hoare annotation is: true [2020-08-22 00:23:39,963 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-08-22 00:23:39,963 INFO L271 CegarLoopResult]: At program point L816-2(lines 816 830) the Hoare annotation is: true [2020-08-22 00:23:39,963 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-08-22 00:23:39,964 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 388 396) the Hoare annotation is: true [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 388 396) no Hoare annotation was computed. [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 388 396) no Hoare annotation was computed. [2020-08-22 00:23:39,964 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 352 363) the Hoare annotation is: true [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 352 363) no Hoare annotation was computed. [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point L356-1(lines 352 363) no Hoare annotation was computed. [2020-08-22 00:23:39,964 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 860 866) no Hoare annotation was computed. [2020-08-22 00:23:39,965 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 860 866) the Hoare annotation is: true [2020-08-22 00:23:39,965 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,965 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-22 00:23:39,965 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 00:23:39,965 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 00:23:39,965 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 300 307) no Hoare annotation was computed. [2020-08-22 00:23:39,965 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 300 307) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-22 00:23:39,965 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 300 307) no Hoare annotation was computed. [2020-08-22 00:23:39,966 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-08-22 00:23:39,966 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 364 375) no Hoare annotation was computed. [2020-08-22 00:23:39,966 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 364 375) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-22 00:23:39,966 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 430 437) no Hoare annotation was computed. [2020-08-22 00:23:39,966 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2020-08-22 00:23:39,966 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 430 437) the Hoare annotation is: true [2020-08-22 00:23:39,966 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 430 437) no Hoare annotation was computed. [2020-08-22 00:23:39,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 12:23:39 BoogieIcfgContainer [2020-08-22 00:23:39,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 00:23:39,985 INFO L168 Benchmark]: Toolchain (without parser) took 23450.55 ms. Allocated memory was 138.9 MB in the beginning and 616.6 MB in the end (delta: 477.6 MB). Free memory was 101.9 MB in the beginning and 505.7 MB in the end (delta: -403.8 MB). Peak memory consumption was 468.9 MB. Max. memory is 7.1 GB. [2020-08-22 00:23:39,986 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-22 00:23:39,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.56 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 170.9 MB in the end (delta: -69.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-08-22 00:23:39,988 INFO L168 Benchmark]: Boogie Preprocessor took 94.67 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 166.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-08-22 00:23:39,989 INFO L168 Benchmark]: RCFGBuilder took 1151.65 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 166.4 MB in the beginning and 199.4 MB in the end (delta: -33.0 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2020-08-22 00:23:39,990 INFO L168 Benchmark]: TraceAbstraction took 21562.11 ms. Allocated memory was 234.4 MB in the beginning and 616.6 MB in the end (delta: 382.2 MB). Free memory was 199.4 MB in the beginning and 505.7 MB in the end (delta: -306.2 MB). Peak memory consumption was 471.0 MB. Max. memory is 7.1 GB. [2020-08-22 00:23:39,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.56 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 170.9 MB in the end (delta: -69.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.67 ms. Allocated memory is still 201.9 MB. Free memory was 170.9 MB in the beginning and 166.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1151.65 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 166.4 MB in the beginning and 199.4 MB in the end (delta: -33.0 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21562.11 ms. Allocated memory was 234.4 MB in the beginning and 616.6 MB in the end (delta: 382.2 MB). Free memory was 199.4 MB in the beginning and 505.7 MB in the end (delta: -306.2 MB). Peak memory consumption was 471.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 93]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 427 SDtfs, 771 SDslu, 459 SDs, 0 SdLazy, 1829 SolverSat, 608 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=306occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 215 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 363 PreInvPairs, 454 NumberOfFragments, 745 HoareAnnotationTreeSize, 363 FomulaSimplifications, 187359 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 48 FomulaSimplificationsInter, 15090 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 81357 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...