/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:21:11,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:21:11,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:21:11,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:21:11,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:21:11,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:21:11,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:21:11,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:21:11,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:21:11,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:21:11,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:21:11,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:21:11,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:21:11,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:21:11,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:21:11,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:21:11,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:21:11,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:21:11,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:21:11,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:21:11,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:21:11,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:21:11,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:21:11,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:21:11,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:21:11,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:21:11,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:21:11,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:21:11,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:21:11,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:21:11,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:21:11,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:21:11,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:21:11,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:21:11,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:21:11,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:21:11,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:21:11,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:21:11,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:21:11,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:21:11,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:21:11,121 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 [2020-10-27 03:21:11,178 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:21:11,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:21:11,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:21:11,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:21:11,180 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:21:11,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:21:11,181 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:21:11,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:21:11,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:21:11,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:21:11,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:21:11,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:21:11,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:21:11,182 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:21:11,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:21:11,183 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:21:11,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:21:11,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:21:11,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:21:11,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:21:11,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:21:11,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:21:11,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:21:11,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:21:11,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:21:11,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:21:11,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:21:11,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:21:11,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:21:11,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:21:11,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:21:11,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:21:11,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:21:11,628 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:21:11,628 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:21:11,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2020-10-27 03:21:11,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ffedde0d5/bb010c468a3b4eb1ba6b31160af09dff/FLAG3cef5846d [2020-10-27 03:21:12,469 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:21:12,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2020-10-27 03:21:12,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ffedde0d5/bb010c468a3b4eb1ba6b31160af09dff/FLAG3cef5846d [2020-10-27 03:21:12,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ffedde0d5/bb010c468a3b4eb1ba6b31160af09dff [2020-10-27 03:21:12,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:21:12,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:21:12,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:21:12,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:21:12,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:21:12,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:21:12" (1/1) ... [2020-10-27 03:21:12,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bc2b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:12, skipping insertion in model container [2020-10-27 03:21:12,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:21:12" (1/1) ... [2020-10-27 03:21:12,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:21:12,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:21:13,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:21:13,190 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:21:13,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:21:13,344 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:21:13,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13 WrapperNode [2020-10-27 03:21:13,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:21:13,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:21:13,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:21:13,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:21:13,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (1/1) ... [2020-10-27 03:21:13,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:21:13,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:21:13,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:21:13,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:21:13,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (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 [2020-10-27 03:21:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:21:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:21:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:21:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:21:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:21:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:21:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:21:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:21:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:21:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:21:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:21:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:21:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:21:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:21:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:21:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:21:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:21:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:21:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:21:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:21:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 03:21:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:21:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:21:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:21:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:21:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:21:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:21:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:21:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:21:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:21:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:21:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:21:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:21:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:21:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:21:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:21:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:21:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:21:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:21:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 03:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 03:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:21:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:21:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 03:21:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:21:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:21:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:21:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:21:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:21:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:21:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:21:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:21:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:21:13,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:21:13,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:21:13,644 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:21:13,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:21:13,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:21:13,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:21:14,997 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:21:14,998 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:21:15,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:21:15 BoogieIcfgContainer [2020-10-27 03:21:15,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:21:15,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:21:15,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:21:15,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:21:15,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:21:12" (1/3) ... [2020-10-27 03:21:15,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c40ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:21:15, skipping insertion in model container [2020-10-27 03:21:15,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:21:13" (2/3) ... [2020-10-27 03:21:15,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8c40ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:21:15, skipping insertion in model container [2020-10-27 03:21:15,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:21:15" (3/3) ... [2020-10-27 03:21:15,010 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2020-10-27 03:21:15,023 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:21:15,029 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:21:15,043 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:21:15,073 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:21:15,073 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:21:15,073 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:21:15,073 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:21:15,074 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:21:15,074 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:21:15,074 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:21:15,074 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:21:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2020-10-27 03:21:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:21:15,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:21:15,108 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:21:15,108 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:21:15,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:21:15,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1321596604, now seen corresponding path program 1 times [2020-10-27 03:21:15,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:21:15,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [332925633] [2020-10-27 03:21:15,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:21:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:15,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:15,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:16,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:17,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:18,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:20,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:20,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:21:20,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:21:20,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-27 03:21:20,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:20,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-27 03:21:20,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:21:21,032 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:21,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:21:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:21,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 03:21:21,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:21:21,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:21:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:21,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:21,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:21,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:21:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:21,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:21:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:21,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:21:21,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:21,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:21:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:21,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:21:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:21:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:21,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:21,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:21,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:21:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:21,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:21,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:21,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:21,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:21,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:21,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:21,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:21:21,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:21,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:21:21,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:21:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:21:21,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [332925633] [2020-10-27 03:21:21,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:21:21,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:21:21,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727060910] [2020-10-27 03:21:21,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:21:21,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:21:21,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:21:21,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:21:21,327 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 7 states. [2020-10-27 03:21:22,037 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:23,324 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:23,886 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:24,329 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:21:25,012 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:25,608 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:21:26,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:21:26,940 INFO L93 Difference]: Finished difference Result 368 states and 493 transitions. [2020-10-27 03:21:26,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 03:21:26,944 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 03:21:26,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:21:26,960 INFO L225 Difference]: With dead ends: 368 [2020-10-27 03:21:26,960 INFO L226 Difference]: Without dead ends: 218 [2020-10-27 03:21:26,966 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:21:26,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-10-27 03:21:27,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 175. [2020-10-27 03:21:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-10-27 03:21:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 205 transitions. [2020-10-27 03:21:27,097 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 205 transitions. Word has length 47 [2020-10-27 03:21:27,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:21:27,098 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 205 transitions. [2020-10-27 03:21:27,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:21:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 205 transitions. [2020-10-27 03:21:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-27 03:21:27,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:21:27,103 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:21:27,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:21:27,103 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:21:27,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:21:27,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1345013177, now seen corresponding path program 1 times [2020-10-27 03:21:27,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:21:27,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2122991000] [2020-10-27 03:21:27,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:21:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:27,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:27,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:27,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:29,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:29,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-27 03:21:29,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2398 [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 03:21:29,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,014 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:30,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:21:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:30,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 03:21:30,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:21:30,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:21:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:30,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:30,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:30,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:21:30,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:21:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:30,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:30,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:30,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:21:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:30,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:21:30,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:30,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:21:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:21:30,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:21:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:30,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:30,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:21:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:30,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:30,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:21:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:21:30,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:21:30,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:21:30,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:21:30,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:21:30,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:21:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:21:30,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2122991000] [2020-10-27 03:21:30,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:21:30,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:21:30,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420317111] [2020-10-27 03:21:30,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:21:30,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:21:30,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:21:30,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:21:30,274 INFO L87 Difference]: Start difference. First operand 175 states and 205 transitions. Second operand 8 states. [2020-10-27 03:21:30,892 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:21:32,090 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:21:32,499 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:21:32,906 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:21:33,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:21:33,280 INFO L93 Difference]: Finished difference Result 310 states and 389 transitions. [2020-10-27 03:21:33,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:21:33,281 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-10-27 03:21:33,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:21:33,282 INFO L225 Difference]: With dead ends: 310 [2020-10-27 03:21:33,282 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:21:33,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:21:33,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:21:33,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:21:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:21:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:21:33,287 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2020-10-27 03:21:33,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:21:33,287 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:21:33,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:21:33,287 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:21:33,287 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:21:33,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:21:33,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:21:35,829 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 7 [2020-10-27 03:21:36,116 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:36,419 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:36,719 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-27 03:21:37,012 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 15 [2020-10-27 03:21:37,490 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:21:38,024 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 7 [2020-10-27 03:21:38,580 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-27 03:21:38,861 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-27 03:21:39,151 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2020-10-27 03:21:39,510 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:21:40,328 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 16 [2020-10-27 03:21:40,896 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 8 [2020-10-27 03:21:41,703 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2020-10-27 03:21:41,993 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:42,290 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:42,563 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 11 [2020-10-27 03:21:43,133 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-27 03:21:43,465 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:43,770 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:44,243 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 03:21:44,535 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:44,823 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2020-10-27 03:21:45,112 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-27 03:21:45,927 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2020-10-27 03:21:46,209 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-27 03:21:46,220 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:21:46,220 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:21:46,220 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:21:46,220 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L542(lines 519 543) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 495 550) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L526-1(lines 526 530) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 495 550) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L520-2(lines 520 541) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 495 550) no Hoare annotation was computed. [2020-10-27 03:21:46,221 INFO L274 CegarLoopResult]: For program point L577-2(lines 577 602) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L603(lines 576 604) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 551 610) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 551 610) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 551 610) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L583(lines 583 587) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 92 98) the Hoare annotation is: true [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 92 98) no Hoare annotation was computed. [2020-10-27 03:21:46,222 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 99 107) no Hoare annotation was computed. [2020-10-27 03:21:46,223 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 99 107) the Hoare annotation is: true [2020-10-27 03:21:46,223 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 99 107) no Hoare annotation was computed. [2020-10-27 03:21:46,223 INFO L270 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,223 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,223 INFO L270 CegarLoopResult]: At program point L192-1(line 192) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,224 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 186 208) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,224 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 186 208) no Hoare annotation was computed. [2020-10-27 03:21:46,224 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 186 208) no Hoare annotation was computed. [2020-10-27 03:21:46,224 INFO L270 CegarLoopResult]: At program point L198(line 198) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,224 INFO L270 CegarLoopResult]: At program point L198-1(line 198) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,224 INFO L274 CegarLoopResult]: For program point L196(lines 196 203) no Hoare annotation was computed. [2020-10-27 03:21:46,224 INFO L274 CegarLoopResult]: For program point L196-1(lines 196 203) no Hoare annotation was computed. [2020-10-27 03:21:46,224 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 144 167) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 144 167) no Hoare annotation was computed. [2020-10-27 03:21:46,225 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 144 167) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-27 03:21:46,226 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 303 311) no Hoare annotation was computed. [2020-10-27 03:21:46,227 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 303 311) the Hoare annotation is: true [2020-10-27 03:21:46,227 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 303 311) no Hoare annotation was computed. [2020-10-27 03:21:46,227 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 348 366) the Hoare annotation is: true [2020-10-27 03:21:46,227 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 348 366) no Hoare annotation was computed. [2020-10-27 03:21:46,227 INFO L274 CegarLoopResult]: For program point L357(lines 357 361) no Hoare annotation was computed. [2020-10-27 03:21:46,227 INFO L277 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-10-27 03:21:46,227 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 361) no Hoare annotation was computed. [2020-10-27 03:21:46,227 INFO L274 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 348 366) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L319(lines 319 327) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L319-2(lines 319 327) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L342(line 342) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 312 347) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L331(lines 331 339) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point L331-2(lines 331 339) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 312 347) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 312 347) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 85 91) the Hoare annotation is: true [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 449 494) no Hoare annotation was computed. [2020-10-27 03:21:46,228 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 449 494) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 449 494) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 762 807) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point L793(lines 793 794) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point L786(lines 786 787) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point L782(lines 782 789) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 786 787) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 793 794) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 762 807) no Hoare annotation was computed. [2020-10-27 03:21:46,229 INFO L274 CegarLoopResult]: For program point L776(lines 776 796) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point L776-1(lines 776 796) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 762 807) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 176 185) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 176 185) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 176 185) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 292 302) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 292 302) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 292 302) no Hoare annotation was computed. [2020-10-27 03:21:46,230 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 284 291) the Hoare annotation is: true [2020-10-27 03:21:46,230 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 284 291) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 284 291) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L270 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:21:46,231 INFO L274 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L274 CegarLoopResult]: For program point L255(lines 255 272) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 251 275) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 251 275) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,231 INFO L270 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,231 INFO L274 CegarLoopResult]: For program point L270-1(lines 251 275) no Hoare annotation was computed. [2020-10-27 03:21:46,231 INFO L270 CegarLoopResult]: At program point L265(line 265) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:21:46,232 INFO L270 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:21:46,232 INFO L274 CegarLoopResult]: For program point L259(lines 259 267) no Hoare annotation was computed. [2020-10-27 03:21:46,232 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 243 249) no Hoare annotation was computed. [2020-10-27 03:21:46,232 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 243 249) the Hoare annotation is: true [2020-10-27 03:21:46,232 INFO L270 CegarLoopResult]: At program point testENTRY(lines 376 441) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:21:46,232 INFO L274 CegarLoopResult]: For program point testFINAL(lines 376 441) no Hoare annotation was computed. [2020-10-27 03:21:46,232 INFO L270 CegarLoopResult]: At program point L434(lines 385 435) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,232 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-27 03:21:46,232 INFO L270 CegarLoopResult]: At program point L424-2(lines 416 429) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,232 INFO L274 CegarLoopResult]: For program point L387(lines 386 433) no Hoare annotation was computed. [2020-10-27 03:21:46,233 INFO L270 CegarLoopResult]: At program point L418(line 418) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,233 INFO L274 CegarLoopResult]: For program point L416(lines 416 429) no Hoare annotation was computed. [2020-10-27 03:21:46,233 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,233 INFO L274 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2020-10-27 03:21:46,233 INFO L274 CegarLoopResult]: For program point L406-1(lines 406 412) no Hoare annotation was computed. [2020-10-27 03:21:46,233 INFO L270 CegarLoopResult]: At program point L431(lines 386 433) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,233 INFO L270 CegarLoopResult]: At program point L398(line 398) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,233 INFO L274 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point L396-1(lines 396 402) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point testEXIT(lines 376 441) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point L736(lines 736 743) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 740 741) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 747 748) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point L730(lines 730 750) no Hoare annotation was computed. [2020-10-27 03:21:46,234 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 716 761) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point L730-1(lines 730 750) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 716 761) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 716 761) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point L747(lines 747 748) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point L740(lines 740 741) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 898 906) no Hoare annotation was computed. [2020-10-27 03:21:46,235 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 898 906) the Hoare annotation is: true [2020-10-27 03:21:46,235 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 898 906) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point L874(lines 874 882) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 866 888) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point L874-2(lines 874 882) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 866 888) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 866 888) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 75 84) no Hoare annotation was computed. [2020-10-27 03:21:46,236 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 613 715) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L702(lines 702 709) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L663(lines 662 682) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L659(lines 659 700) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 613 715) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L678-1(line 678) no Hoare annotation was computed. [2020-10-27 03:21:46,237 INFO L274 CegarLoopResult]: For program point L637(lines 637 641) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point L701(lines 701 712) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point L664(lines 664 668) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point L662-2(lines 662 682) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 613 715) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point L683(lines 661 684) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point L642(lines 642 658) no Hoare annotation was computed. [2020-10-27 03:21:46,238 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 276 283) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 276 283) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 276 283) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 889 897) no Hoare annotation was computed. [2020-10-27 03:21:46,239 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 889 897) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 889 897) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point L849-1(lines 845 856) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 845 856) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 845 856) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,240 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 857 865) the Hoare annotation is: true [2020-10-27 03:21:46,240 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 857 865) no Hoare annotation was computed. [2020-10-27 03:21:46,241 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 857 865) no Hoare annotation was computed. [2020-10-27 03:21:46,241 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,241 INFO L274 CegarLoopResult]: For program point L223(lines 222 241) no Hoare annotation was computed. [2020-10-27 03:21:46,241 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 219 242) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:21:46,241 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 219 242) no Hoare annotation was computed. [2020-10-27 03:21:46,241 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,241 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 219 242) no Hoare annotation was computed. [2020-10-27 03:21:46,242 INFO L270 CegarLoopResult]: At program point L230(lines 230 236) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,242 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 111 140) no Hoare annotation was computed. [2020-10-27 03:21:46,242 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-27 03:21:46,242 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 111 140) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:21:46,242 INFO L270 CegarLoopResult]: At program point L125-1(lines 125 129) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,242 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-27 03:21:46,242 INFO L270 CegarLoopResult]: At program point L121-2(lines 121 135) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:21:46,243 INFO L270 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:21:46,243 INFO L274 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-10-27 03:21:46,243 INFO L277 CegarLoopResult]: At program point L136(lines 111 140) the Hoare annotation is: true [2020-10-27 03:21:46,243 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-27 03:21:46,243 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 821 832) the Hoare annotation is: true [2020-10-27 03:21:46,243 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 821 832) no Hoare annotation was computed. [2020-10-27 03:21:46,243 INFO L274 CegarLoopResult]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2020-10-27 03:21:46,243 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 168 174) no Hoare annotation was computed. [2020-10-27 03:21:46,243 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 168 174) the Hoare annotation is: true [2020-10-27 03:21:46,244 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,244 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,244 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:21:46,244 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:21:46,244 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 367 374) no Hoare annotation was computed. [2020-10-27 03:21:46,244 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 367 374) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:21:46,244 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 367 374) no Hoare annotation was computed. [2020-10-27 03:21:46,244 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 833 844) no Hoare annotation was computed. [2020-10-27 03:21:46,245 INFO L274 CegarLoopResult]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2020-10-27 03:21:46,245 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 833 844) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:21:46,245 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 809 816) no Hoare annotation was computed. [2020-10-27 03:21:46,245 INFO L274 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-10-27 03:21:46,245 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 809 816) the Hoare annotation is: true [2020-10-27 03:21:46,245 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 809 816) no Hoare annotation was computed. [2020-10-27 03:21:46,245 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-27 03:21:46,245 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:21:46,245 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-27 03:21:46,246 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:21:46,246 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-27 03:21:46,246 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-27 03:21:46,246 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-27 03:21:46,246 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:21:46,246 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-27 03:21:46,246 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-27 03:21:46,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:21:46 BoogieIcfgContainer [2020-10-27 03:21:46,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:21:46,278 INFO L168 Benchmark]: Toolchain (without parser) took 33562.62 ms. Allocated memory was 125.8 MB in the beginning and 467.7 MB in the end (delta: 341.8 MB). Free memory was 100.2 MB in the beginning and 329.3 MB in the end (delta: -229.0 MB). Peak memory consumption was 282.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:21:46,279 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 125.8 MB. Free memory is still 86.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:21:46,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.13 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:21:46,282 INFO L168 Benchmark]: Boogie Preprocessor took 161.68 ms. Allocated memory is still 125.8 MB. Free memory was 78.5 MB in the beginning and 74.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:21:46,289 INFO L168 Benchmark]: RCFGBuilder took 1491.22 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 74.7 MB in the beginning and 101.3 MB in the end (delta: -26.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:21:46,293 INFO L168 Benchmark]: TraceAbstraction took 31272.39 ms. Allocated memory was 155.2 MB in the beginning and 467.7 MB in the end (delta: 312.5 MB). Free memory was 100.8 MB in the beginning and 329.3 MB in the end (delta: -228.5 MB). Peak memory consumption was 252.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:21:46,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 125.8 MB. Free memory is still 86.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 623.13 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 161.68 ms. Allocated memory is still 125.8 MB. Free memory was 78.5 MB in the beginning and 74.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1491.22 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 74.7 MB in the beginning and 101.3 MB in the end (delta: -26.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 31272.39 ms. Allocated memory was 155.2 MB in the beginning and 467.7 MB in the end (delta: 312.5 MB). Free memory was 100.8 MB in the beginning and 329.3 MB in the end (delta: -228.5 MB). Peak memory consumption was 252.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 747]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 740]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 786]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 793]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 184 SDtfs, 342 SDslu, 238 SDs, 0 SdLazy, 992 SolverSat, 190 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 43 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 211 PreInvPairs, 270 NumberOfFragments, 683 HoareAnnotationTreeSize, 211 FomulaSimplifications, 8133 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 52 FomulaSimplificationsInter, 9573 FormulaSimplificationTreeSizeReductionInter, 10.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 33298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...