/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 22:53:20,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 22:53:20,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 22:53:20,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 22:53:20,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 22:53:20,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 22:53:20,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 22:53:20,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 22:53:20,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 22:53:20,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 22:53:20,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 22:53:20,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 22:53:20,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 22:53:20,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 22:53:20,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 22:53:20,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 22:53:20,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 22:53:20,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 22:53:20,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 22:53:20,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 22:53:20,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 22:53:20,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 22:53:20,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 22:53:20,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 22:53:20,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 22:53:20,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 22:53:20,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 22:53:20,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 22:53:20,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 22:53:20,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 22:53:20,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 22:53:20,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 22:53:20,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 22:53:20,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 22:53:20,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 22:53:20,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 22:53:20,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 22:53:20,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 22:53:20,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 22:53:20,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 22:53:20,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 22:53:20,913 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 [2020-08-21 22:53:20,960 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 22:53:20,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 22:53:20,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 22:53:20,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 22:53:20,965 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 22:53:20,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 22:53:20,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 22:53:20,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 22:53:20,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 22:53:20,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 22:53:20,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 22:53:20,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 22:53:20,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 22:53:20,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 22:53:20,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 22:53:20,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 22:53:20,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:53:20,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 22:53:20,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 22:53:20,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 22:53:21,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 22:53:21,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 22:53:21,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 22:53:21,335 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 22:53:21,335 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 22:53:21,336 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-08-21 22:53:21,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fbdf0fa0/ab6eae1e3e7445d6a992ebe7043fa5b6/FLAG54da68582 [2020-08-21 22:53:21,921 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 22:53:21,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-08-21 22:53:21,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fbdf0fa0/ab6eae1e3e7445d6a992ebe7043fa5b6/FLAG54da68582 [2020-08-21 22:53:22,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5fbdf0fa0/ab6eae1e3e7445d6a992ebe7043fa5b6 [2020-08-21 22:53:22,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 22:53:22,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 22:53:22,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 22:53:22,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 22:53:22,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 22:53:22,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a841a6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22, skipping insertion in model container [2020-08-21 22:53:22,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 22:53:22,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 22:53:22,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:53:22,715 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 22:53:22,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:53:22,895 INFO L208 MainTranslator]: Completed translation [2020-08-21 22:53:22,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22 WrapperNode [2020-08-21 22:53:22,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 22:53:22,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 22:53:22,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 22:53:22,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 22:53:22,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... [2020-08-21 22:53:22,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 22:53:22,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 22:53:22,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 22:53:22,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 22:53:22,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:53:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 22:53:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-21 22:53:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 22:53:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 22:53:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 22:53:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 22:53:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-21 22:53:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 22:53:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 22:53:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 22:53:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 22:53:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 22:53:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-21 22:53:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-21 22:53:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-21 22:53:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 22:53:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 22:53:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 22:53:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 22:53:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 22:53:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 22:53:24,158 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 22:53:24,158 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 22:53:24,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:53:24 BoogieIcfgContainer [2020-08-21 22:53:24,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 22:53:24,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 22:53:24,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 22:53:24,173 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 22:53:24,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:53:22" (1/3) ... [2020-08-21 22:53:24,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65ad4b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:53:24, skipping insertion in model container [2020-08-21 22:53:24,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:53:22" (2/3) ... [2020-08-21 22:53:24,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65ad4b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:53:24, skipping insertion in model container [2020-08-21 22:53:24,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:53:24" (3/3) ... [2020-08-21 22:53:24,178 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2020-08-21 22:53:24,189 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 22:53:24,197 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 22:53:24,210 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 22:53:24,230 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 22:53:24,230 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 22:53:24,230 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 22:53:24,230 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 22:53:24,231 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 22:53:24,231 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 22:53:24,231 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 22:53:24,231 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 22:53:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-08-21 22:53:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 22:53:24,264 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:24,266 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] [2020-08-21 22:53:24,266 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:24,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:24,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times [2020-08-21 22:53:24,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:24,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [499955905] [2020-08-21 22:53:24,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:24,979 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:24,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 22:53:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 22:53:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 22:53:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:25,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:25,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [499955905] [2020-08-21 22:53:25,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:25,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 22:53:25,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584428566] [2020-08-21 22:53:25,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 22:53:25,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:25,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 22:53:25,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 22:53:25,115 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-08-21 22:53:26,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:26,138 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2020-08-21 22:53:26,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 22:53:26,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-21 22:53:26,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:26,155 INFO L225 Difference]: With dead ends: 268 [2020-08-21 22:53:26,155 INFO L226 Difference]: Without dead ends: 149 [2020-08-21 22:53:26,161 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 [2020-08-21 22:53:26,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-08-21 22:53:26,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2020-08-21 22:53:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-08-21 22:53:26,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-08-21 22:53:26,303 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-08-21 22:53:26,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:26,304 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-08-21 22:53:26,304 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 22:53:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-08-21 22:53:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-21 22:53:26,309 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:26,311 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:53:26,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 22:53:26,312 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:26,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:26,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times [2020-08-21 22:53:26,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:26,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1196527531] [2020-08-21 22:53:26,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,755 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:26,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:53:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-21 22:53:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-21 22:53:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:26,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:26,872 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1196527531] [2020-08-21 22:53:26,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:26,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:53:26,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220910205] [2020-08-21 22:53:26,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:53:26,875 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:26,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:53:26,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:53:26,875 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 9 states. [2020-08-21 22:53:27,267 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:53:27,611 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:27,885 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:28,160 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:29,210 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 22:53:30,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:30,657 INFO L93 Difference]: Finished difference Result 411 states and 521 transitions. [2020-08-21 22:53:30,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 22:53:30,659 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-21 22:53:30,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:30,669 INFO L225 Difference]: With dead ends: 411 [2020-08-21 22:53:30,669 INFO L226 Difference]: Without dead ends: 319 [2020-08-21 22:53:30,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-21 22:53:30,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-08-21 22:53:30,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 269. [2020-08-21 22:53:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2020-08-21 22:53:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 332 transitions. [2020-08-21 22:53:30,808 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 332 transitions. Word has length 64 [2020-08-21 22:53:30,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:30,809 INFO L479 AbstractCegarLoop]: Abstraction has 269 states and 332 transitions. [2020-08-21 22:53:30,809 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:53:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 332 transitions. [2020-08-21 22:53:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-08-21 22:53:30,823 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:30,823 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] [2020-08-21 22:53:30,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 22:53:30,824 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:30,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:30,824 INFO L82 PathProgramCache]: Analyzing trace with hash -229520433, now seen corresponding path program 1 times [2020-08-21 22:53:30,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:30,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1025900015] [2020-08-21 22:53:30,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,148 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:31,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-21 22:53:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 22:53:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 22:53:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-21 22:53:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-08-21 22:53:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 22:53:31,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1025900015] [2020-08-21 22:53:31,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:31,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-21 22:53:31,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228925512] [2020-08-21 22:53:31,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 22:53:31,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:31,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 22:53:31,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-21 22:53:31,256 INFO L87 Difference]: Start difference. First operand 269 states and 332 transitions. Second operand 6 states. [2020-08-21 22:53:31,773 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 22:53:32,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:32,731 INFO L93 Difference]: Finished difference Result 501 states and 655 transitions. [2020-08-21 22:53:32,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 22:53:32,732 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-08-21 22:53:32,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:32,737 INFO L225 Difference]: With dead ends: 501 [2020-08-21 22:53:32,737 INFO L226 Difference]: Without dead ends: 329 [2020-08-21 22:53:32,739 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-08-21 22:53:32,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-08-21 22:53:32,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 242. [2020-08-21 22:53:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-21 22:53:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2020-08-21 22:53:32,816 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 68 [2020-08-21 22:53:32,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:32,819 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2020-08-21 22:53:32,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 22:53:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2020-08-21 22:53:32,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-21 22:53:32,822 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:53:32,823 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] [2020-08-21 22:53:32,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 22:53:32,823 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:53:32,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:53:32,824 INFO L82 PathProgramCache]: Analyzing trace with hash 188858379, now seen corresponding path program 1 times [2020-08-21 22:53:32,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:53:32,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966142045] [2020-08-21 22:53:32,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:53:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,245 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:33,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:53:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:53:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:53:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:53:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:53:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:53:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 22:53:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:53:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-21 22:53:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-21 22:53:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:53:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 22:53:33,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966142045] [2020-08-21 22:53:33,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:53:33,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:53:33,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987357891] [2020-08-21 22:53:33,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:53:33,379 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:53:33,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:53:33,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:53:33,380 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 9 states. [2020-08-21 22:53:33,800 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:53:34,460 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:35,008 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:35,276 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:53:35,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:53:35,429 INFO L93 Difference]: Finished difference Result 430 states and 556 transitions. [2020-08-21 22:53:35,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 22:53:35,430 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-21 22:53:35,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:53:35,431 INFO L225 Difference]: With dead ends: 430 [2020-08-21 22:53:35,431 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 22:53:35,434 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 [2020-08-21 22:53:35,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 22:53:35,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 22:53:35,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 22:53:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 22:53:35,435 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-21 22:53:35,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:53:35,435 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 22:53:35,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:53:35,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 22:53:35,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 22:53:35,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 22:53:35,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 22:53:37,147 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-21 22:53:37,323 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:37,504 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-21 22:53:37,659 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:53:37,808 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:53:37,973 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:53:38,137 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:38,339 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:53:38,526 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:38,873 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-21 22:53:39,021 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:53:39,206 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:53:39,504 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 22:53:39,854 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 22:53:40,145 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 22:53:40,314 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:40,478 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 22:53:40,656 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 22:53:40,823 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 22:53:40,987 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:41,349 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-21 22:53:41,635 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-21 22:53:41,791 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 22:53:41,795 INFO L268 CegarLoopResult]: For program point L213(lines 213 217) no Hoare annotation was computed. [2020-08-21 22:53:41,796 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2020-08-21 22:53:41,796 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 182 237) no Hoare annotation was computed. [2020-08-21 22:53:41,796 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-08-21 22:53:41,797 INFO L268 CegarLoopResult]: For program point L207-2(lines 207 228) no Hoare annotation was computed. [2020-08-21 22:53:41,797 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 182 237) no Hoare annotation was computed. [2020-08-21 22:53:41,797 INFO L268 CegarLoopResult]: For program point L229(lines 206 230) no Hoare annotation was computed. [2020-08-21 22:53:41,797 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 182 237) no Hoare annotation was computed. [2020-08-21 22:53:41,797 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-08-21 22:53:41,798 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-08-21 22:53:41,798 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 238 297) no Hoare annotation was computed. [2020-08-21 22:53:41,798 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 238 297) no Hoare annotation was computed. [2020-08-21 22:53:41,798 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-21 22:53:41,798 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 238 297) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 289) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point L290(lines 263 291) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-21 22:53:41,799 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-21 22:53:41,800 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-21 22:53:41,800 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-21 22:53:41,800 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 22:53:41,800 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-08-21 22:53:41,800 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-08-21 22:53:41,801 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 90 99) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-21 22:53:41,801 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-08-21 22:53:41,801 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 90 99) no Hoare annotation was computed. [2020-08-21 22:53:41,801 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 90 99) no Hoare annotation was computed. [2020-08-21 22:53:41,801 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-21 22:53:41,801 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-08-21 22:53:41,801 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 100 128) the Hoare annotation is: true [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point L112(lines 112 122) no Hoare annotation was computed. [2020-08-21 22:53:41,802 INFO L271 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: true [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point L110-1(line 110) no Hoare annotation was computed. [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point L108(lines 108 125) no Hoare annotation was computed. [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 100 128) no Hoare annotation was computed. [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point L108-1(lines 100 128) no Hoare annotation was computed. [2020-08-21 22:53:41,802 INFO L271 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: true [2020-08-21 22:53:41,802 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-08-21 22:53:41,803 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) 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))) [2020-08-21 22:53:41,803 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-08-21 22:53:41,803 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~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)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,803 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~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)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,803 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-08-21 22:53:41,804 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-08-21 22:53:41,804 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-08-21 22:53:41,804 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-08-21 22:53:41,804 INFO L264 CegarLoopResult]: At program point L683(line 683) 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))) [2020-08-21 22:53:41,804 INFO L264 CegarLoopResult]: At program point L682(line 682) 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))) [2020-08-21 22:53:41,805 INFO L264 CegarLoopResult]: At program point L682-1(line 682) 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))) [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-08-21 22:53:41,805 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-08-21 22:53:41,806 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 942 956) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 942 956) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 942 956) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 878 886) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 878 886) the Hoare annotation is: true [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 878 886) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-08-21 22:53:41,807 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 923 941) the Hoare annotation is: true [2020-08-21 22:53:41,807 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 923 941) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 936) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 923 941) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L894(lines 894 902) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 887 922) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L906(lines 906 914) no Hoare annotation was computed. [2020-08-21 22:53:41,808 INFO L268 CegarLoopResult]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 887 922) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 887 922) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 136 181) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 136 181) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 136 181) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 449 494) no Hoare annotation was computed. [2020-08-21 22:53:41,809 INFO L268 CegarLoopResult]: For program point L469(lines 469 476) no Hoare annotation was computed. [2020-08-21 22:53:41,810 INFO L268 CegarLoopResult]: For program point L463(lines 463 483) no Hoare annotation was computed. [2020-08-21 22:53:41,810 INFO L268 CegarLoopResult]: For program point L463-1(lines 463 483) no Hoare annotation was computed. [2020-08-21 22:53:41,810 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 449 494) no Hoare annotation was computed. [2020-08-21 22:53:41,810 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 449 494) no Hoare annotation was computed. [2020-08-21 22:53:41,810 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) 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))) [2020-08-21 22:53:41,810 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,810 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 867 877) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 867 877) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 867 877) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 859 866) the Hoare annotation is: true [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 859 866) no Hoare annotation was computed. [2020-08-21 22:53:41,811 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 859 866) no Hoare annotation was computed. [2020-08-21 22:53:41,812 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,812 INFO L268 CegarLoopResult]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2020-08-21 22:53:41,812 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2020-08-21 22:53:41,812 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,812 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,812 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,812 INFO L268 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2020-08-21 22:53:41,813 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,813 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-08-21 22:53:41,813 INFO L268 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2020-08-21 22:53:41,813 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 800 806) no Hoare annotation was computed. [2020-08-21 22:53:41,813 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 800 806) the Hoare annotation is: true [2020-08-21 22:53:41,813 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) 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))) [2020-08-21 22:53:41,813 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,814 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-08-21 22:53:41,814 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,815 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L264 CegarLoopResult]: At program point L747-1(lines 741 754) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L417(lines 417 437) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L417-1(lines 417 437) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 403 448) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 403 448) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 403 448) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-08-21 22:53:41,815 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 833 840) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 581 589) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 581 589) the Hoare annotation is: true [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 581 589) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point L557(lines 557 565) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 565) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 549 571) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 549 571) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 549 571) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-21 22:53:41,816 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 300 402) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 369) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L370(lines 348 371) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L329(lines 329 345) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 300 402) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L389(lines 389 396) no Hoare annotation was computed. [2020-08-21 22:53:41,817 INFO L268 CegarLoopResult]: For program point L350(lines 349 369) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L346(lines 346 387) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 300 402) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point L388(lines 388 399) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,818 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 858) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 842 858) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point L853-1(lines 842 858) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 572 580) the Hoare annotation is: true [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 572 580) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 572 580) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,819 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 528 539) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 22:53:41,820 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 528 539) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L268 CegarLoopResult]: For program point L532-1(lines 528 539) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 540 548) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 540 548) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 540 548) no Hoare annotation was computed. [2020-08-21 22:53:41,820 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 22:53:41,820 INFO L264 CegarLoopResult]: At program point L787(lines 787 793) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 22:53:41,820 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 773 799) 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))) [2020-08-21 22:53:41,821 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point L780(lines 776 798) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 773 799) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point L778(lines 776 798) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 773 799) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-08-21 22:53:41,821 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-08-21 22:53:41,822 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-08-21 22:53:41,822 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 504 515) the Hoare annotation is: true [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 504 515) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-08-21 22:53:41,822 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-08-21 22:53:41,823 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,823 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-21 22:53:41,823 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 22:53:41,823 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:53:41,823 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 516 527) no Hoare annotation was computed. [2020-08-21 22:53:41,823 INFO L268 CegarLoopResult]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2020-08-21 22:53:41,823 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 516 527) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-21 22:53:41,823 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-08-21 22:53:41,824 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-08-21 22:53:41,824 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-08-21 22:53:41,824 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-08-21 22:53:41,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 10:53:41 BoogieIcfgContainer [2020-08-21 22:53:41,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 22:53:41,842 INFO L168 Benchmark]: Toolchain (without parser) took 19645.91 ms. Allocated memory was 148.9 MB in the beginning and 503.8 MB in the end (delta: 354.9 MB). Free memory was 103.6 MB in the beginning and 123.5 MB in the end (delta: -19.8 MB). Peak memory consumption was 371.6 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:41,843 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 22:53:41,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.57 ms. Allocated memory was 148.9 MB in the beginning and 205.0 MB in the end (delta: 56.1 MB). Free memory was 103.4 MB in the beginning and 174.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:41,845 INFO L168 Benchmark]: Boogie Preprocessor took 87.35 ms. Allocated memory is still 205.0 MB. Free memory was 174.4 MB in the beginning and 170.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:41,846 INFO L168 Benchmark]: RCFGBuilder took 1183.14 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 170.4 MB in the beginning and 193.2 MB in the end (delta: -22.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:41,847 INFO L168 Benchmark]: TraceAbstraction took 17670.85 ms. Allocated memory was 234.9 MB in the beginning and 503.8 MB in the end (delta: 269.0 MB). Free memory was 193.2 MB in the beginning and 123.5 MB in the end (delta: 69.7 MB). Peak memory consumption was 375.1 MB. Max. memory is 7.1 GB. [2020-08-21 22:53:41,851 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.57 ms. Allocated memory was 148.9 MB in the beginning and 205.0 MB in the end (delta: 56.1 MB). Free memory was 103.4 MB in the beginning and 174.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.35 ms. Allocated memory is still 205.0 MB. Free memory was 174.4 MB in the beginning and 170.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1183.14 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 170.4 MB in the beginning and 193.2 MB in the end (delta: -22.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17670.85 ms. Allocated memory was 234.9 MB in the beginning and 503.8 MB in the end (delta: 269.0 MB). Free memory was 193.2 MB in the beginning and 123.5 MB in the end (delta: 69.7 MB). Peak memory consumption was 375.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 711]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 418 SDtfs, 746 SDslu, 417 SDs, 0 SdLazy, 1571 SolverSat, 483 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=269occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 166 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 354 PreInvPairs, 396 NumberOfFragments, 669 HoareAnnotationTreeSize, 354 FomulaSimplifications, 13617 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 55 FomulaSimplificationsInter, 9739 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 76486 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...