/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 02:40:17,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 02:40:17,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 02:40:17,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 02:40:17,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 02:40:17,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 02:40:17,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 02:40:17,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 02:40:17,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 02:40:17,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 02:40:17,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 02:40:17,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 02:40:17,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 02:40:17,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 02:40:17,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 02:40:17,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 02:40:17,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 02:40:17,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 02:40:17,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 02:40:17,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 02:40:17,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 02:40:17,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 02:40:17,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 02:40:17,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 02:40:17,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 02:40:17,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 02:40:17,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 02:40:17,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 02:40:17,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 02:40:17,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 02:40:17,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 02:40:17,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 02:40:17,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 02:40:17,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 02:40:17,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 02:40:17,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 02:40:17,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 02:40:17,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 02:40:17,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 02:40:17,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 02:40:17,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 02:40:17,366 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 [2020-08-19 02:40:17,407 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 02:40:17,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 02:40:17,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 02:40:17,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 02:40:17,410 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 02:40:17,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 02:40:17,411 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 02:40:17,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 02:40:17,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 02:40:17,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 02:40:17,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 02:40:17,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 02:40:17,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 02:40:17,413 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 02:40:17,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 02:40:17,414 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 02:40:17,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 02:40:17,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 02:40:17,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 02:40:17,414 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 02:40:17,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 02:40:17,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 02:40:17,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 02:40:17,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 02:40:17,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 02:40:17,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 02:40:17,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 02:40:17,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 02:40:17,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 02:40:17,416 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=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; [2020-08-19 02:40:17,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 02:40:17,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 02:40:17,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 02:40:17,740 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 02:40:17,741 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 02:40:17,742 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2020-08-19 02:40:17,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/33e2739a9/89ebdc5fcd7646dea45ac1a53b810ab8/FLAG944a5b30b [2020-08-19 02:40:18,414 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 02:40:18,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2020-08-19 02:40:18,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/33e2739a9/89ebdc5fcd7646dea45ac1a53b810ab8/FLAG944a5b30b [2020-08-19 02:40:18,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/33e2739a9/89ebdc5fcd7646dea45ac1a53b810ab8 [2020-08-19 02:40:18,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 02:40:18,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 02:40:18,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 02:40:18,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 02:40:18,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 02:40:18,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:40:18" (1/1) ... [2020-08-19 02:40:18,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2894617f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:18, skipping insertion in model container [2020-08-19 02:40:18,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 02:40:18" (1/1) ... [2020-08-19 02:40:18,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 02:40:18,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 02:40:19,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:40:19,214 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 02:40:19,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 02:40:19,339 INFO L208 MainTranslator]: Completed translation [2020-08-19 02:40:19,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19 WrapperNode [2020-08-19 02:40:19,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 02:40:19,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 02:40:19,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 02:40:19,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 02:40:19,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (1/1) ... [2020-08-19 02:40:19,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 02:40:19,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 02:40:19,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 02:40:19,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 02:40:19,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (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 [2020-08-19 02:40:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 02:40:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 02:40:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-19 02:40:19,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-19 02:40:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-19 02:40:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-19 02:40:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-19 02:40:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 02:40:19,499 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-19 02:40:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-19 02:40:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-19 02:40:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-19 02:40:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-19 02:40:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-19 02:40:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-19 02:40:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-19 02:40:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-19 02:40:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-19 02:40:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-19 02:40:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-19 02:40:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-19 02:40:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-19 02:40:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-19 02:40:19,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-19 02:40:19,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-19 02:40:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 02:40:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-19 02:40:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-19 02:40:19,509 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-19 02:40:19,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-19 02:40:19,509 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-19 02:40:19,509 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-19 02:40:19,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-19 02:40:19,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-19 02:40:19,510 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-19 02:40:19,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 02:40:19,510 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-19 02:40:19,511 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-19 02:40:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-19 02:40:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-19 02:40:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-19 02:40:19,512 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-19 02:40:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-19 02:40:19,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-19 02:40:19,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-19 02:40:19,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-19 02:40:19,514 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-19 02:40:19,515 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-08-19 02:40:19,515 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-19 02:40:19,515 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-19 02:40:19,516 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 02:40:19,516 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 02:40:19,516 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-19 02:40:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 02:40:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 02:40:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 02:40:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 02:40:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-19 02:40:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-19 02:40:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-19 02:40:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 02:40:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 02:40:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 02:40:20,502 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 02:40:20,503 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-19 02:40:20,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:40:20 BoogieIcfgContainer [2020-08-19 02:40:20,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 02:40:20,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 02:40:20,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 02:40:20,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 02:40:20,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 02:40:18" (1/3) ... [2020-08-19 02:40:20,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8c6fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:40:20, skipping insertion in model container [2020-08-19 02:40:20,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 02:40:19" (2/3) ... [2020-08-19 02:40:20,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c8c6fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 02:40:20, skipping insertion in model container [2020-08-19 02:40:20,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 02:40:20" (3/3) ... [2020-08-19 02:40:20,517 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2020-08-19 02:40:20,528 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 02:40:20,536 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 02:40:20,550 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 02:40:20,576 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 02:40:20,576 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 02:40:20,576 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 02:40:20,576 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 02:40:20,577 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 02:40:20,577 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 02:40:20,577 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 02:40:20,577 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 02:40:20,600 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-08-19 02:40:20,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-19 02:40:20,611 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:40:20,613 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:40:20,613 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:40:20,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:40:20,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1996621703, now seen corresponding path program 1 times [2020-08-19 02:40:20,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:40:20,629 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1280346896] [2020-08-19 02:40:20,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:40:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,267 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 02:40:21,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:40:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:40:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 02:40:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 02:40:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:40:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 02:40:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-19 02:40:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 02:40:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 02:40:21,443 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1280346896] [2020-08-19 02:40:21,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:40:21,445 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-19 02:40:21,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344062676] [2020-08-19 02:40:21,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-19 02:40:21,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:40:21,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-19 02:40:21,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 02:40:21,478 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-08-19 02:40:22,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:40:22,597 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2020-08-19 02:40:22,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-19 02:40:22,599 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-19 02:40:22,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:40:22,615 INFO L225 Difference]: With dead ends: 316 [2020-08-19 02:40:22,615 INFO L226 Difference]: Without dead ends: 175 [2020-08-19 02:40:22,620 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 02:40:22,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-08-19 02:40:22,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 142. [2020-08-19 02:40:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-08-19 02:40:22,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-08-19 02:40:22,722 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2020-08-19 02:40:22,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:40:22,722 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-08-19 02:40:22,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-19 02:40:22,723 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-08-19 02:40:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-19 02:40:22,727 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:40:22,727 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:40:22,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 02:40:22,727 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:40:22,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:40:22,728 INFO L82 PathProgramCache]: Analyzing trace with hash -2025451369, now seen corresponding path program 1 times [2020-08-19 02:40:22,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:40:22,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1323509728] [2020-08-19 02:40:22,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:40:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,063 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 02:40:23,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:40:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:40:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 02:40:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 02:40:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:40:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-19 02:40:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-19 02:40:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 02:40:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 02:40:23,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1323509728] [2020-08-19 02:40:23,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:40:23,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 02:40:23,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611929751] [2020-08-19 02:40:23,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 02:40:23,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:40:23,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 02:40:23,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 02:40:23,123 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 5 states. [2020-08-19 02:40:23,588 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 02:40:24,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:40:24,546 INFO L93 Difference]: Finished difference Result 251 states and 308 transitions. [2020-08-19 02:40:24,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 02:40:24,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-19 02:40:24,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:40:24,561 INFO L225 Difference]: With dead ends: 251 [2020-08-19 02:40:24,561 INFO L226 Difference]: Without dead ends: 165 [2020-08-19 02:40:24,565 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-19 02:40:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-08-19 02:40:24,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 133. [2020-08-19 02:40:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-08-19 02:40:24,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2020-08-19 02:40:24,614 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2020-08-19 02:40:24,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:40:24,614 INFO L479 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2020-08-19 02:40:24,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 02:40:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2020-08-19 02:40:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-19 02:40:24,616 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:40:24,617 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:40:24,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 02:40:24,617 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:40:24,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:40:24,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1933806074, now seen corresponding path program 1 times [2020-08-19 02:40:24,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:40:24,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1884385500] [2020-08-19 02:40:24,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:40:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:24,942 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 02:40:24,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:24,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:40:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:24,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:40:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 02:40:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 02:40:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:40:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 02:40:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 02:40:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-19 02:40:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 02:40:25,070 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1884385500] [2020-08-19 02:40:25,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:40:25,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 02:40:25,071 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15124466] [2020-08-19 02:40:25,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 02:40:25,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:40:25,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 02:40:25,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 02:40:25,074 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 9 states. [2020-08-19 02:40:25,460 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 02:40:25,797 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:26,034 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:26,255 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:27,162 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 02:40:28,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:40:28,945 INFO L93 Difference]: Finished difference Result 448 states and 556 transitions. [2020-08-19 02:40:28,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-19 02:40:28,945 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-19 02:40:28,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:40:28,953 INFO L225 Difference]: With dead ends: 448 [2020-08-19 02:40:28,953 INFO L226 Difference]: Without dead ends: 343 [2020-08-19 02:40:28,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-19 02:40:28,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2020-08-19 02:40:29,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 282. [2020-08-19 02:40:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-08-19 02:40:29,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 342 transitions. [2020-08-19 02:40:29,037 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 342 transitions. Word has length 65 [2020-08-19 02:40:29,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:40:29,038 INFO L479 AbstractCegarLoop]: Abstraction has 282 states and 342 transitions. [2020-08-19 02:40:29,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 02:40:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 342 transitions. [2020-08-19 02:40:29,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-19 02:40:29,041 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 02:40:29,041 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 02:40:29,041 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 02:40:29,041 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 02:40:29,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 02:40:29,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1344773583, now seen corresponding path program 1 times [2020-08-19 02:40:29,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 02:40:29,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [542471140] [2020-08-19 02:40:29,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 02:40:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,393 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 02:40:29,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 02:40:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 02:40:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 02:40:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 02:40:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 02:40:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 02:40:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-19 02:40:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 02:40:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-19 02:40:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-19 02:40:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 02:40:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 02:40:29,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [542471140] [2020-08-19 02:40:29,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 02:40:29,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 02:40:29,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234503749] [2020-08-19 02:40:29,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 02:40:29,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 02:40:29,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 02:40:29,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 02:40:29,511 INFO L87 Difference]: Start difference. First operand 282 states and 342 transitions. Second operand 9 states. [2020-08-19 02:40:29,934 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 02:40:30,676 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:31,248 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:31,476 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 02:40:31,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 02:40:31,569 INFO L93 Difference]: Finished difference Result 501 states and 655 transitions. [2020-08-19 02:40:31,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 02:40:31,570 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-19 02:40:31,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 02:40:31,571 INFO L225 Difference]: With dead ends: 501 [2020-08-19 02:40:31,572 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 02:40:31,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-19 02:40:31,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 02:40:31,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 02:40:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 02:40:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 02:40:31,575 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-19 02:40:31,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 02:40:31,575 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 02:40:31,575 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 02:40:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 02:40:31,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 02:40:31,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 02:40:31,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 02:40:33,650 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 02:40:33,812 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:33,970 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-19 02:40:34,259 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 02:40:34,544 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 02:40:34,722 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:34,869 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 02:40:35,029 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:35,208 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-19 02:40:35,416 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 02:40:35,695 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 02:40:35,989 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-19 02:40:36,141 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 02:40:36,294 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 02:40:36,620 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 02:40:36,778 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 02:40:37,083 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 02:40:37,248 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 02:40:37,540 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 02:40:37,717 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:37,923 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:38,083 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 02:40:38,254 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 02:40:38,447 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 02:40:38,668 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 02:40:39,000 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-19 02:40:39,028 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 642) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point L632-2(lines 632 653) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 607 662) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point L654(lines 631 655) no Hoare annotation was computed. [2020-08-19 02:40:39,029 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 607 662) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 607 662) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point L695-1(lines 695 699) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 663 722) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 714) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 663 722) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point L715(lines 688 716) no Hoare annotation was computed. [2020-08-19 02:40:39,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 663 722) no Hoare annotation was computed. [2020-08-19 02:40:39,031 INFO L268 CegarLoopResult]: For program point L708(line 708) no Hoare annotation was computed. [2020-08-19 02:40:39,031 INFO L268 CegarLoopResult]: For program point L708-1(line 708) no Hoare annotation was computed. [2020-08-19 02:40:39,031 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 258 264) the Hoare annotation is: true [2020-08-19 02:40:39,031 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 258 264) no Hoare annotation was computed. [2020-08-19 02:40:39,031 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 265 273) no Hoare annotation was computed. [2020-08-19 02:40:39,031 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 265 273) the Hoare annotation is: true [2020-08-19 02:40:39,031 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 265 273) no Hoare annotation was computed. [2020-08-19 02:40:39,032 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 923 930) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 02:40:39,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 923 930) no Hoare annotation was computed. [2020-08-19 02:40:39,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 923 930) no Hoare annotation was computed. [2020-08-19 02:40:39,032 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 931 940) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-19 02:40:39,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 931 940) no Hoare annotation was computed. [2020-08-19 02:40:39,032 INFO L268 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-08-19 02:40:39,032 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 931 940) no Hoare annotation was computed. [2020-08-19 02:40:39,033 INFO L264 CegarLoopResult]: At program point L956(line 956) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-19 02:40:39,033 INFO L268 CegarLoopResult]: For program point L954(lines 954 960) no Hoare annotation was computed. [2020-08-19 02:40:39,033 INFO L268 CegarLoopResult]: For program point L953(lines 953 963) no Hoare annotation was computed. [2020-08-19 02:40:39,033 INFO L271 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: true [2020-08-19 02:40:39,033 INFO L268 CegarLoopResult]: For program point L951-1(line 951) no Hoare annotation was computed. [2020-08-19 02:40:39,033 INFO L268 CegarLoopResult]: For program point L949(lines 949 966) no Hoare annotation was computed. [2020-08-19 02:40:39,033 INFO L268 CegarLoopResult]: For program point L949-1(lines 941 969) no Hoare annotation was computed. [2020-08-19 02:40:39,034 INFO L271 CegarLoopResult]: At program point L947(line 947) the Hoare annotation is: true [2020-08-19 02:40:39,034 INFO L268 CegarLoopResult]: For program point L947-1(line 947) no Hoare annotation was computed. [2020-08-19 02:40:39,034 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 941 969) the Hoare annotation is: true [2020-08-19 02:40:39,034 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 941 969) no Hoare annotation was computed. [2020-08-19 02:40:39,034 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,034 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,035 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,035 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,035 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-08-19 02:40:39,035 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-08-19 02:40:39,035 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-19 02:40:39,036 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-08-19 02:40:39,036 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-08-19 02:40:39,037 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 462 476) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 462 476) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 462 476) no Hoare annotation was computed. [2020-08-19 02:40:39,038 INFO L264 CegarLoopResult]: At program point L468(line 468) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-19 02:40:39,038 INFO L268 CegarLoopResult]: For program point L466(lines 466 472) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 398 406) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 398 406) the Hoare annotation is: true [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 398 406) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 443 461) the Hoare annotation is: true [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 443 461) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point L452(lines 452 456) no Hoare annotation was computed. [2020-08-19 02:40:39,039 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-08-19 02:40:39,039 INFO L268 CegarLoopResult]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 443 461) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L414(lines 414 422) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L414-2(lines 414 422) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L437-1(line 437) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 407 442) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L426(lines 426 434) no Hoare annotation was computed. [2020-08-19 02:40:39,040 INFO L268 CegarLoopResult]: For program point L426-2(lines 426 434) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 407 442) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 407 442) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 251 257) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 251 257) the Hoare annotation is: true [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 561 606) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 561 606) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 561 606) no Hoare annotation was computed. [2020-08-19 02:40:39,041 INFO L268 CegarLoopResult]: For program point L894(lines 894 901) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 874 919) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point L888(lines 888 908) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 908) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 874 919) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 874 919) no Hoare annotation was computed. [2020-08-19 02:40:39,042 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,042 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,042 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-08-19 02:40:39,043 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-08-19 02:40:39,043 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 387 397) the Hoare annotation is: true [2020-08-19 02:40:39,043 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 387 397) no Hoare annotation was computed. [2020-08-19 02:40:39,043 INFO L271 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: true [2020-08-19 02:40:39,043 INFO L268 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-08-19 02:40:39,043 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 387 397) no Hoare annotation was computed. [2020-08-19 02:40:39,043 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 379 386) the Hoare annotation is: true [2020-08-19 02:40:39,043 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 379 386) no Hoare annotation was computed. [2020-08-19 02:40:39,044 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 379 386) no Hoare annotation was computed. [2020-08-19 02:40:39,044 INFO L264 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,044 INFO L268 CegarLoopResult]: For program point L352-1(line 352) no Hoare annotation was computed. [2020-08-19 02:40:39,044 INFO L268 CegarLoopResult]: For program point L350(lines 350 367) no Hoare annotation was computed. [2020-08-19 02:40:39,044 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 346 370) no Hoare annotation was computed. [2020-08-19 02:40:39,044 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 346 370) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,044 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,044 INFO L268 CegarLoopResult]: For program point L365-1(lines 346 370) no Hoare annotation was computed. [2020-08-19 02:40:39,045 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,045 INFO L264 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,045 INFO L268 CegarLoopResult]: For program point L354(lines 354 362) no Hoare annotation was computed. [2020-08-19 02:40:39,045 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 312 318) no Hoare annotation was computed. [2020-08-19 02:40:39,045 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 312 318) the Hoare annotation is: true [2020-08-19 02:40:39,045 INFO L264 CegarLoopResult]: At program point testENTRY(lines 486 553) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,045 INFO L264 CegarLoopResult]: At program point L543(lines 496 545) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,045 INFO L264 CegarLoopResult]: At program point L508(line 508) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,046 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-08-19 02:40:39,046 INFO L268 CegarLoopResult]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2020-08-19 02:40:39,046 INFO L268 CegarLoopResult]: For program point testFINAL(lines 486 553) no Hoare annotation was computed. [2020-08-19 02:40:39,046 INFO L268 CegarLoopResult]: For program point L498(lines 498 502) no Hoare annotation was computed. [2020-08-19 02:40:39,046 INFO L264 CegarLoopResult]: At program point L546(lines 495 547) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,046 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,046 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-08-19 02:40:39,047 INFO L264 CegarLoopResult]: At program point L534-1(lines 526 541) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,047 INFO L268 CegarLoopResult]: For program point L497(lines 496 545) no Hoare annotation was computed. [2020-08-19 02:40:39,047 INFO L264 CegarLoopResult]: At program point L528(line 528) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,047 INFO L268 CegarLoopResult]: For program point L526(lines 526 541) no Hoare annotation was computed. [2020-08-19 02:40:39,047 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 02:40:39,047 INFO L268 CegarLoopResult]: For program point L516(lines 516 522) no Hoare annotation was computed. [2020-08-19 02:40:39,047 INFO L268 CegarLoopResult]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point testEXIT(lines 486 553) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 828 873) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 828 873) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 828 873) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point L842(lines 842 862) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point L842-1(lines 842 862) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 230 238) no Hoare annotation was computed. [2020-08-19 02:40:39,048 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 230 238) the Hoare annotation is: true [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 230 238) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 198 220) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 198 220) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 198 220) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 241 250) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 241 250) no Hoare annotation was computed. [2020-08-19 02:40:39,049 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 241 250) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 725 827) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L795(lines 773 796) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L754(lines 754 770) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L775(lines 774 794) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 725 827) no Hoare annotation was computed. [2020-08-19 02:40:39,050 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L771(lines 771 812) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 725 827) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L813(lines 813 824) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L776(lines 776 780) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 794) no Hoare annotation was computed. [2020-08-19 02:40:39,051 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,052 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~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~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~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.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)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string59.base| |old(#t~string59.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)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-19 02:40:39,052 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,052 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 371 378) no Hoare annotation was computed. [2020-08-19 02:40:39,052 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 371 378) no Hoare annotation was computed. [2020-08-19 02:40:39,052 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 371 378) no Hoare annotation was computed. [2020-08-19 02:40:39,052 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 221 229) the Hoare annotation is: true [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 221 229) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 221 229) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 177 188) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 177 188) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point L181-1(lines 177 188) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,053 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,054 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 285 311) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,054 INFO L264 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,054 INFO L264 CegarLoopResult]: At program point L299(lines 299 305) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-19 02:40:39,054 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 285 311) no Hoare annotation was computed. [2020-08-19 02:40:39,054 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 285 311) no Hoare annotation was computed. [2020-08-19 02:40:39,054 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-19 02:40:39,054 INFO L268 CegarLoopResult]: For program point L292(lines 288 310) no Hoare annotation was computed. [2020-08-19 02:40:39,054 INFO L268 CegarLoopResult]: For program point L290(lines 288 310) no Hoare annotation was computed. [2020-08-19 02:40:39,055 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-08-19 02:40:39,055 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-08-19 02:40:39,055 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-08-19 02:40:39,055 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-08-19 02:40:39,055 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-08-19 02:40:39,055 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-08-19 02:40:39,055 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-08-19 02:40:39,055 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-08-19 02:40:39,055 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-08-19 02:40:39,056 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-08-19 02:40:39,056 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 189 197) the Hoare annotation is: true [2020-08-19 02:40:39,056 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 189 197) no Hoare annotation was computed. [2020-08-19 02:40:39,056 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 189 197) no Hoare annotation was computed. [2020-08-19 02:40:39,056 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 153 164) the Hoare annotation is: true [2020-08-19 02:40:39,056 INFO L268 CegarLoopResult]: For program point L157-1(lines 153 164) no Hoare annotation was computed. [2020-08-19 02:40:39,056 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 153 164) no Hoare annotation was computed. [2020-08-19 02:40:39,056 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-08-19 02:40:39,057 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-08-19 02:40:39,057 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,057 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-19 02:40:39,057 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 02:40:39,057 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 02:40:39,057 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 477 484) no Hoare annotation was computed. [2020-08-19 02:40:39,057 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 477 484) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-19 02:40:39,057 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 477 484) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 165 176) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point L169-1(lines 165 176) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 165 176) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 971 978) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 971 978) the Hoare annotation is: true [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 971 978) no Hoare annotation was computed. [2020-08-19 02:40:39,058 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 320 344) no Hoare annotation was computed. [2020-08-19 02:40:39,059 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 320 344) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,059 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,059 INFO L268 CegarLoopResult]: For program point L339-1(lines 320 344) no Hoare annotation was computed. [2020-08-19 02:40:39,059 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,059 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,059 INFO L268 CegarLoopResult]: For program point L328(lines 328 336) no Hoare annotation was computed. [2020-08-19 02:40:39,059 INFO L264 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 02:40:39,059 INFO L268 CegarLoopResult]: For program point L326-1(line 326) no Hoare annotation was computed. [2020-08-19 02:40:39,060 INFO L268 CegarLoopResult]: For program point L324(lines 324 341) no Hoare annotation was computed. [2020-08-19 02:40:39,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 02:40:39 BoogieIcfgContainer [2020-08-19 02:40:39,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 02:40:39,077 INFO L168 Benchmark]: Toolchain (without parser) took 20407.51 ms. Allocated memory was 141.0 MB in the beginning and 565.2 MB in the end (delta: 424.1 MB). Free memory was 103.3 MB in the beginning and 153.4 MB in the end (delta: -50.1 MB). Peak memory consumption was 442.4 MB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,078 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.1 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.97 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 102.9 MB in the beginning and 172.5 MB in the end (delta: -69.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,080 INFO L168 Benchmark]: Boogie Preprocessor took 92.50 ms. Allocated memory is still 203.9 MB. Free memory was 172.5 MB in the beginning and 168.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,081 INFO L168 Benchmark]: RCFGBuilder took 1074.56 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.7 MB in the beginning and 195.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,082 INFO L168 Benchmark]: TraceAbstraction took 18565.76 ms. Allocated memory was 236.5 MB in the beginning and 565.2 MB in the end (delta: 328.7 MB). Free memory was 193.6 MB in the beginning and 153.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 437.2 MB. Max. memory is 7.1 GB. [2020-08-19 02:40:39,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.1 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.97 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 102.9 MB in the beginning and 172.5 MB in the end (delta: -69.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.50 ms. Allocated memory is still 203.9 MB. Free memory was 172.5 MB in the beginning and 168.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1074.56 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 167.7 MB in the beginning and 195.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18565.76 ms. Allocated memory was 236.5 MB in the beginning and 565.2 MB in the end (delta: 328.7 MB). Free memory was 193.6 MB in the beginning and 153.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 437.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 975]: 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: 496]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 847 SDslu, 406 SDs, 0 SdLazy, 1719 SolverSat, 618 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 126 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 386 PreInvPairs, 439 NumberOfFragments, 742 HoareAnnotationTreeSize, 386 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 10744 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...