/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:37,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:37,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:37,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:37,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:37,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:37,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:37,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:37,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:37,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:37,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:37,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:37,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:37,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:37,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:37,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:37,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:37,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:37,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:37,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:37,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:37,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:37,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:37,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:37,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:37,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:37,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:37,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:37,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:37,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:37,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:37,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:37,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:37,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:37,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:37,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:37,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:37,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:37,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:37,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:37,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:37,634 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 [2020-10-29 11:42:37,690 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:37,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:37,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:37,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:37,696 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:37,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:37,696 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:37,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:37,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:37,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:37,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:37,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:37,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:37,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:37,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:37,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:37,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:37,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:37,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:37,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:37,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:37,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:37,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:37,702 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:37,702 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:38,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:38,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:38,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:38,151 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:38,152 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:38,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-10-29 11:42:38,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab500958/9eb462012ef14f209f958581f7fa6220/FLAG2f1bdd31b [2020-10-29 11:42:38,965 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:38,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-10-29 11:42:38,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab500958/9eb462012ef14f209f958581f7fa6220/FLAG2f1bdd31b [2020-10-29 11:42:39,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cab500958/9eb462012ef14f209f958581f7fa6220 [2020-10-29 11:42:39,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:39,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:39,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:39,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:39,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:39,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a8a8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39, skipping insertion in model container [2020-10-29 11:42:39,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:39,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:39,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:39,751 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:39,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:39,869 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:39,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39 WrapperNode [2020-10-29 11:42:39,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:39,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:39,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:39,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:39,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (1/1) ... [2020-10-29 11:42:39,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:39,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:39,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:39,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:39,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (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 [2020-10-29 11:42:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:40,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:40,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:42:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:42:40,066 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:40,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:40,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:40,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:40,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:40,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:40,071 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:40,072 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:42:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:42:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:40,073 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:40,074 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:40,075 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:40,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:40,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:40,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:41,259 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:41,259 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:41,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:41 BoogieIcfgContainer [2020-10-29 11:42:41,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:41,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:41,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:41,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:41,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:39" (1/3) ... [2020-10-29 11:42:41,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4151b423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:41, skipping insertion in model container [2020-10-29 11:42:41,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:39" (2/3) ... [2020-10-29 11:42:41,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4151b423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:41, skipping insertion in model container [2020-10-29 11:42:41,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:41" (3/3) ... [2020-10-29 11:42:41,271 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2020-10-29 11:42:41,283 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:41,288 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:41,301 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:41,328 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:41,329 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:41,329 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:41,329 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:41,329 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:41,329 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:41,330 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:41,330 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2020-10-29 11:42:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:41,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:41,361 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] [2020-10-29 11:42:41,361 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]=== [2020-10-29 11:42:41,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:41,368 INFO L82 PathProgramCache]: Analyzing trace with hash -957783810, now seen corresponding path program 1 times [2020-10-29 11:42:41,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:41,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1900857989] [2020-10-29 11:42:41,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:41,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:41,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:42,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:44,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:46,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:42:46,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:46,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-29 11:42:46,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:46,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:42:46,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:46,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:42:46,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 11:42:47,311 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:47,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:47,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-29 11:42:47,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:47,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:47,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:47,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:47,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:47,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:47,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:47,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:47,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:47,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:47,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:47,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:47,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:47,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:47,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:47,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:47,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:47,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:47,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:42:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:42:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:47,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:47,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:47,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:47,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:47,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:47,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1900857989] [2020-10-29 11:42:47,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:47,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:42:47,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570522771] [2020-10-29 11:42:47,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:42:47,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:47,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:42:47,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:42:47,599 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 4 states. [2020-10-29 11:42:48,201 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:49,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:49,981 INFO L93 Difference]: Finished difference Result 318 states and 432 transitions. [2020-10-29 11:42:49,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:42:49,983 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:42:49,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:49,997 INFO L225 Difference]: With dead ends: 318 [2020-10-29 11:42:49,997 INFO L226 Difference]: Without dead ends: 202 [2020-10-29 11:42:50,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:42:50,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2020-10-29 11:42:50,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 145. [2020-10-29 11:42:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-29 11:42:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2020-10-29 11:42:50,114 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 47 [2020-10-29 11:42:50,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:50,114 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2020-10-29 11:42:50,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:42:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2020-10-29 11:42:50,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-29 11:42:50,118 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:50,118 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:50,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:42:50,118 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]=== [2020-10-29 11:42:50,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:50,119 INFO L82 PathProgramCache]: Analyzing trace with hash 170145135, now seen corresponding path program 1 times [2020-10-29 11:42:50,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:50,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066012113] [2020-10-29 11:42:50,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:50,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:50,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:51,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:51,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:42:55,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:55,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-29 11:42:55,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,585 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:55,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:55,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:55,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:55,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:55,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:55,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:55,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:55,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:55,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:55,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:55,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:42:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:55,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:42:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:55,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:55,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:42:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:55,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:55,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:55,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:55,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:55,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:55,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2066012113] [2020-10-29 11:42:55,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:55,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:42:55,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719194054] [2020-10-29 11:42:55,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:42:55,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:55,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:42:55,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:42:55,782 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 7 states. [2020-10-29 11:42:56,324 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:57,629 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:42:58,041 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:58,410 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:58,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:58,655 INFO L93 Difference]: Finished difference Result 272 states and 344 transitions. [2020-10-29 11:42:58,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 11:42:58,657 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-29 11:42:58,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:58,658 INFO L225 Difference]: With dead ends: 272 [2020-10-29 11:42:58,658 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:42:58,661 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:42:58,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:42:58,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:42:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:42:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:42:58,662 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-29 11:42:58,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:58,662 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:42:58,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:42:58,662 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:42:58,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:42:58,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:42:58,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:42:58,796 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:43:01,042 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:01,571 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:01,843 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:02,125 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:02,535 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:02,765 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:03,185 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:03,481 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:03,788 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:04,061 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:04,384 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:04,826 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:05,339 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:05,598 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:05,863 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:06,121 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:06,636 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:06,891 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:07,164 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:07,456 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:07,970 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:08,455 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:08,708 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:08,969 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:09,223 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 11 [2020-10-29 11:43:09,251 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:09,251 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:09,251 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point L576(lines 553 577) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 529 584) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point L560-1(lines 560 564) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 11:43:09,252 INFO L274 CegarLoopResult]: For program point L554-2(lines 554 575) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 529 584) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 529 584) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point L611-2(lines 611 636) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point L637(lines 610 638) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 585 644) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point L630-1(line 630) no Hoare annotation was computed. [2020-10-29 11:43:09,253 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 585 644) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 585 644) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point L617(lines 617 621) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point L617-1(lines 617 621) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 861 867) the Hoare annotation is: true [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 861 867) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 868 876) no Hoare annotation was computed. [2020-10-29 11:43:09,254 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 868 876) the Hoare annotation is: true [2020-10-29 11:43:09,255 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 868 876) no Hoare annotation was computed. [2020-10-29 11:43:09,255 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 272 296) the Hoare annotation is: true [2020-10-29 11:43:09,255 INFO L270 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,255 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-10-29 11:43:09,255 INFO L277 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: true [2020-10-29 11:43:09,255 INFO L274 CegarLoopResult]: For program point L282-1(line 282) no Hoare annotation was computed. [2020-10-29 11:43:09,255 INFO L274 CegarLoopResult]: For program point L280(lines 280 293) no Hoare annotation was computed. [2020-10-29 11:43:09,255 INFO L274 CegarLoopResult]: For program point L280-1(lines 272 296) no Hoare annotation was computed. [2020-10-29 11:43:09,255 INFO L277 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: true [2020-10-29 11:43:09,256 INFO L274 CegarLoopResult]: For program point L278-1(line 278) no Hoare annotation was computed. [2020-10-29 11:43:09,256 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 272 296) no Hoare annotation was computed. [2020-10-29 11:43:09,256 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 453 475) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,256 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 453 475) no Hoare annotation was computed. [2020-10-29 11:43:09,256 INFO L270 CegarLoopResult]: At program point L465(line 465) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,256 INFO L270 CegarLoopResult]: At program point L465-1(line 465) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,256 INFO L274 CegarLoopResult]: For program point L463(lines 463 470) no Hoare annotation was computed. [2020-10-29 11:43:09,257 INFO L274 CegarLoopResult]: For program point L463-1(lines 463 470) no Hoare annotation was computed. [2020-10-29 11:43:09,257 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-29 11:43:09,257 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 453 475) no Hoare annotation was computed. [2020-10-29 11:43:09,257 INFO L270 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,257 INFO L270 CegarLoopResult]: At program point L459(line 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,257 INFO L270 CegarLoopResult]: At program point L459-1(line 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,257 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 409 432) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 409 432) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 409 432) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-10-29 11:43:09,258 INFO L274 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 185 199) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L270 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:09,259 INFO L274 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2020-10-29 11:43:09,259 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 185 199) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 185 199) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 95 102) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 95 102) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 95 102) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 140 148) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 140 148) the Hoare annotation is: true [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 140 148) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point L156(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point L156-2(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 149 184) no Hoare annotation was computed. [2020-10-29 11:43:09,260 INFO L274 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 149 184) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 149 184) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 854 860) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 854 860) the Hoare annotation is: true [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 483 528) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 483 528) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 483 528) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point L827(lines 827 828) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 796 841) no Hoare annotation was computed. [2020-10-29 11:43:09,261 INFO L274 CegarLoopResult]: For program point L820(lines 820 821) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point L816(lines 816 823) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 820 821) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 827 828) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 796 841) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point L810(lines 810 830) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point L810-1(lines 810 830) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 796 841) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 440 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 440 449) no Hoare annotation was computed. [2020-10-29 11:43:09,262 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 440 449) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 129 139) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 129 139) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 129 139) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 121 128) the Hoare annotation is: true [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 121 128) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 121 128) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 88 94) no Hoare annotation was computed. [2020-10-29 11:43:09,263 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 88 94) the Hoare annotation is: true [2020-10-29 11:43:09,263 INFO L270 CegarLoopResult]: At program point testENTRY(lines 204 269) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:09,264 INFO L270 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L250(lines 250 256) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L270 CegarLoopResult]: At program point L250-1(lines 244 257) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L215(lines 214 261) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point testFINAL(lines 204 269) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L244(lines 244 257) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L270 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-10-29 11:43:09,264 INFO L270 CegarLoopResult]: At program point L259(lines 214 261) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,264 INFO L270 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,264 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L224-1(lines 224 230) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L216(lines 216 220) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L270 CegarLoopResult]: At program point L262(lines 213 263) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point testEXIT(lines 204 269) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 774 775) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 781 782) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L764(lines 764 784) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L764-1(lines 764 784) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 750 795) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 750 795) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 750 795) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L781(lines 781 782) no Hoare annotation was computed. [2020-10-29 11:43:09,265 INFO L274 CegarLoopResult]: For program point L774(lines 774 775) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point L770(lines 770 777) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point L353(lines 353 361) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point L353-2(lines 353 361) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 345 367) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 345 367) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 345 367) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point L735(lines 735 746) no Hoare annotation was computed. [2020-10-29 11:43:09,266 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 647 749) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L698(lines 698 702) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L696-2(lines 696 716) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L717(lines 695 718) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 647 749) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L676(lines 676 692) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L736(lines 736 743) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L697(lines 696 716) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-10-29 11:43:09,267 INFO L274 CegarLoopResult]: For program point L728-1(line 728) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point L693(lines 693 734) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 647 749) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point L712(line 712) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 844 853) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 844 853) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 844 853) no Hoare annotation was computed. [2020-10-29 11:43:09,268 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,269 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~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#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~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point L111(lines 111 117) no Hoare annotation was computed. [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point L109-1(line 109) no Hoare annotation was computed. [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 104 120) no Hoare annotation was computed. [2020-10-29 11:43:09,269 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 104 120) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point L115-1(lines 104 120) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 368 376) the Hoare annotation is: true [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 368 376) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 368 376) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 324 335) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point L328-1(lines 324 335) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 324 335) no Hoare annotation was computed. [2020-10-29 11:43:09,270 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 336 344) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 336 344) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 336 344) no Hoare annotation was computed. [2020-10-29 11:43:09,271 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 64 87) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,271 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,271 INFO L270 CegarLoopResult]: At program point L75(lines 75 81) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,271 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 64 87) no Hoare annotation was computed. [2020-10-29 11:43:09,272 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 64 87) no Hoare annotation was computed. [2020-10-29 11:43:09,272 INFO L270 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,272 INFO L274 CegarLoopResult]: For program point L68(lines 67 86) no Hoare annotation was computed. [2020-10-29 11:43:09,272 INFO L270 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,272 INFO L274 CegarLoopResult]: For program point L385-1(line 385) no Hoare annotation was computed. [2020-10-29 11:43:09,272 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 379 408) no Hoare annotation was computed. [2020-10-29 11:43:09,272 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 379 408) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,272 INFO L277 CegarLoopResult]: At program point L404(lines 379 408) the Hoare annotation is: true [2020-10-29 11:43:09,273 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-29 11:43:09,273 INFO L274 CegarLoopResult]: For program point L393(lines 393 397) no Hoare annotation was computed. [2020-10-29 11:43:09,273 INFO L270 CegarLoopResult]: At program point L393-1(lines 393 397) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,273 INFO L274 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-10-29 11:43:09,273 INFO L270 CegarLoopResult]: At program point L389-2(lines 389 403) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,273 INFO L274 CegarLoopResult]: For program point L304-1(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:43:09,273 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 300 311) the Hoare annotation is: true [2020-10-29 11:43:09,273 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:43:09,274 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 433 439) no Hoare annotation was computed. [2020-10-29 11:43:09,274 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 433 439) the Hoare annotation is: true [2020-10-29 11:43:09,274 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,274 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:09,276 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:09,276 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:09,276 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 312 323) no Hoare annotation was computed. [2020-10-29 11:43:09,276 INFO L274 CegarLoopResult]: For program point L316-1(lines 312 323) no Hoare annotation was computed. [2020-10-29 11:43:09,276 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 312 323) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:09,277 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:43:09,277 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-29 11:43:09,277 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-29 11:43:09,277 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:43:09,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:09 BoogieIcfgContainer [2020-10-29 11:43:09,298 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:09,300 INFO L168 Benchmark]: Toolchain (without parser) took 30103.14 ms. Allocated memory was 151.0 MB in the beginning and 514.9 MB in the end (delta: 363.9 MB). Free memory was 125.9 MB in the beginning and 436.5 MB in the end (delta: -310.6 MB). Peak memory consumption was 311.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:09,301 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 151.0 MB. Free memory is still 125.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:09,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.34 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 105.2 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:09,303 INFO L168 Benchmark]: Boogie Preprocessor took 95.58 ms. Allocated memory is still 151.0 MB. Free memory was 105.2 MB in the beginning and 101.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:09,305 INFO L168 Benchmark]: RCFGBuilder took 1292.27 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 101.3 MB in the beginning and 152.8 MB in the end (delta: -51.5 MB). Peak memory consumption was 38.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:09,312 INFO L168 Benchmark]: TraceAbstraction took 28034.10 ms. Allocated memory was 181.4 MB in the beginning and 514.9 MB in the end (delta: 333.4 MB). Free memory was 152.8 MB in the beginning and 436.5 MB in the end (delta: -283.8 MB). Peak memory consumption was 306.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:09,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 151.0 MB. Free memory is still 125.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 664.34 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 105.2 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 95.58 ms. Allocated memory is still 151.0 MB. Free memory was 105.2 MB in the beginning and 101.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1292.27 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 101.3 MB in the beginning and 152.8 MB in the end (delta: -51.5 MB). Peak memory consumption was 38.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28034.10 ms. Allocated memory was 181.4 MB in the beginning and 514.9 MB in the end (delta: 333.4 MB). Free memory was 152.8 MB in the beginning and 436.5 MB in the end (delta: -283.8 MB). Peak memory consumption was 306.6 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: 781]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 774]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 820]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 827]: 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: 213]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 219 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 165 SDtfs, 311 SDslu, 107 SDs, 0 SdLazy, 495 SolverSat, 155 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 57 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 179 PreInvPairs, 226 NumberOfFragments, 569 HoareAnnotationTreeSize, 179 FomulaSimplifications, 7252 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 45 FomulaSimplificationsInter, 8995 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.4s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 29260 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...