/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_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:29:45,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:29:45,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:29:45,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:29:45,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:29:45,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:29:45,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:29:45,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:29:45,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:29:45,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:29:45,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:29:45,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:29:45,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:29:45,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:29:45,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:29:45,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:29:45,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:29:45,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:29:45,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:29:45,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:29:45,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:29:45,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:29:45,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:29:45,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:29:45,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:29:45,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:29:45,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:29:45,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:29:45,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:29:45,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:29:45,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:29:45,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:29:45,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:29:45,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:29:45,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:29:45,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:29:45,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:29:45,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:29:45,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:29:45,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:29:45,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:29:45,601 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 11:29:45,654 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:29:45,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:29:45,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:29:45,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:29:45,660 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:29:45,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:29:45,661 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:29:45,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:29:45,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:29:45,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:29:45,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:29:45,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:29:45,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:29:45,663 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:29:45,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:29:45,664 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:29:45,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:29:45,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:29:45,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:29:45,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:29:45,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:29:45,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:29:45,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:29:45,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:29:45,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:29:45,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:29:45,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:29:45,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:29:45,666 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:29:45,666 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:29:46,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:29:46,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:29:46,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:29:46,106 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:29:46,107 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:29:46,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-10-29 11:29:46,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b7b37b0/26541e83f6814d00b31b5ed356b75d95/FLAG0fb1c2f10 [2020-10-29 11:29:46,977 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:29:46,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-10-29 11:29:46,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b7b37b0/26541e83f6814d00b31b5ed356b75d95/FLAG0fb1c2f10 [2020-10-29 11:29:47,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b7b37b0/26541e83f6814d00b31b5ed356b75d95 [2020-10-29 11:29:47,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:29:47,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:29:47,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:47,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:29:47,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:29:47,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b5f536b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47, skipping insertion in model container [2020-10-29 11:29:47,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:29:47,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:29:47,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:47,760 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:29:47,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:47,889 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:29:47,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47 WrapperNode [2020-10-29 11:29:47,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:47,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:29:47,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:29:47,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:29:47,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (1/1) ... [2020-10-29 11:29:47,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:29:47,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:29:47,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:29:47,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:29:47,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (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 11:29:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:29:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:29:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:29:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:29:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:29:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:29:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:29:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:29:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:29:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:29:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:29:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:29:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:29:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:29:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:29:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:29:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:29:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:29:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:29:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:29:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:29:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:29:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:29:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:29:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:29:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:29:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:29:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:29:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:29:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:29:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:29:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:29:49,470 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:29:49,471 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:29:49,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:49 BoogieIcfgContainer [2020-10-29 11:29:49,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:29:49,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:29:49,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:29:49,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:29:49,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:29:47" (1/3) ... [2020-10-29 11:29:49,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae38394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:49, skipping insertion in model container [2020-10-29 11:29:49,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:47" (2/3) ... [2020-10-29 11:29:49,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae38394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:49, skipping insertion in model container [2020-10-29 11:29:49,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:49" (3/3) ... [2020-10-29 11:29:49,483 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2020-10-29 11:29:49,495 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:29:49,501 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:29:49,515 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:29:49,545 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:29:49,545 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:29:49,546 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:29:49,546 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:29:49,546 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:29:49,546 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:29:49,546 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:29:49,546 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:29:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-29 11:29:49,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:29:49,580 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:49,581 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:49,581 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 11:29:49,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:49,588 INFO L82 PathProgramCache]: Analyzing trace with hash 730273220, now seen corresponding path program 1 times [2020-10-29 11:29:49,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:49,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [433022888] [2020-10-29 11:29:49,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:49,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:50,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:50,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:54,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:54,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:29:54,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:29:54,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 11:29:54,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:54,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:54,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:29:54,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:54,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:29:54,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:29:55,349 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:55,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:55,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:29:55,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:55,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:55,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:55,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:55,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:55,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:29:55,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:55,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:55,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:29:55,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:55,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:55,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:55,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:55,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:55,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:29:55,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:55,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:55,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:55,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:29:55,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:29:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:55,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:55,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:55,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:55,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:29:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:55,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:55,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:55,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:55,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:55,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:55,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:55,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:55,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:55,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:55,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:55,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:55,635 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 11:29:55,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [433022888] [2020-10-29 11:29:55,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:55,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:29:55,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954410396] [2020-10-29 11:29:55,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:29:55,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:55,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:29:55,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:29:55,670 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 5 states. [2020-10-29 11:29:56,214 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:58,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:58,520 INFO L93 Difference]: Finished difference Result 388 states and 515 transitions. [2020-10-29 11:29:58,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:29:58,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:29:58,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:58,539 INFO L225 Difference]: With dead ends: 388 [2020-10-29 11:29:58,539 INFO L226 Difference]: Without dead ends: 255 [2020-10-29 11:29:58,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:29:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-29 11:29:58,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 201. [2020-10-29 11:29:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-29 11:29:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 242 transitions. [2020-10-29 11:29:58,702 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 242 transitions. Word has length 52 [2020-10-29 11:29:58,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:58,703 INFO L481 AbstractCegarLoop]: Abstraction has 201 states and 242 transitions. [2020-10-29 11:29:58,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:29:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 242 transitions. [2020-10-29 11:29:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 11:29:58,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:58,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:58,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:29:58,708 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 11:29:58,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:58,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1397601874, now seen corresponding path program 1 times [2020-10-29 11:29:58,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:58,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [496780654] [2020-10-29 11:29:58,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:58,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:58,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:59,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:59,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:00,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:03,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:03,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-29 11:30:03,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:30:03,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 11:30:03,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:03,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:03,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:30:03,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:03,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 11:30:03,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,188 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:04,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:30:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:04,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-29 11:30:04,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:30:04,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:30:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:04,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:04,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:04,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:30:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:04,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:04,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:04,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:04,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:30:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:04,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:04,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:04,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:30:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:04,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:04,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:04,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:30:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:04,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:04,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:04,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:04,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:30:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:30:04,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:04,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:04,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:30:04,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:30:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:04,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:04,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:30:04,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:30:04,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:30:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:04,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:30:04,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:30:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:04,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:04,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:30:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:04,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:04,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:04,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:04,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:04,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:04,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:04,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:04,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:30:04,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:04,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:30:04,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:04,477 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 11:30:04,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [496780654] [2020-10-29 11:30:04,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:30:04,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:30:04,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048273657] [2020-10-29 11:30:04,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:30:04,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:30:04,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:30:04,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:30:04,481 INFO L87 Difference]: Start difference. First operand 201 states and 242 transitions. Second operand 9 states. [2020-10-29 11:30:05,097 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:30:06,660 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:30:07,225 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:30:07,652 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:30:08,229 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:30:09,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:30:09,870 INFO L93 Difference]: Finished difference Result 703 states and 980 transitions. [2020-10-29 11:30:09,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:30:09,871 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-10-29 11:30:09,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:30:09,880 INFO L225 Difference]: With dead ends: 703 [2020-10-29 11:30:09,880 INFO L226 Difference]: Without dead ends: 497 [2020-10-29 11:30:09,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:30:09,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2020-10-29 11:30:10,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 338. [2020-10-29 11:30:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-10-29 11:30:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 409 transitions. [2020-10-29 11:30:10,048 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 409 transitions. Word has length 61 [2020-10-29 11:30:10,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:30:10,049 INFO L481 AbstractCegarLoop]: Abstraction has 338 states and 409 transitions. [2020-10-29 11:30:10,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:30:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 409 transitions. [2020-10-29 11:30:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:30:10,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:30:10,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:30:10,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:30:10,054 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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 11:30:10,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:30:10,055 INFO L82 PathProgramCache]: Analyzing trace with hash -334185864, now seen corresponding path program 1 times [2020-10-29 11:30:10,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:30:10,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517804497] [2020-10-29 11:30:10,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:30:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:10,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:10,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:10,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:11,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:14,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:14,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:30:14,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:30:14,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4738 [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:30:14,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,242 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:15,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:30:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:30:15,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:30:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:30:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:15,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:30:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:15,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:30:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:30:15,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:30:15,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:30:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:30:15,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:15,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:30:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:15,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:30:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:30:15,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:30:15,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:30:15,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:30:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:30:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:30:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:30:15,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:30:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:15,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:30:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:30:15,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:30:15,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:30:15,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:30:15,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:30:15,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:30:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:30:15,528 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 11:30:15,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517804497] [2020-10-29 11:30:15,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:30:15,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:30:15,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484351297] [2020-10-29 11:30:15,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:30:15,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:30:15,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:30:15,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:30:15,532 INFO L87 Difference]: Start difference. First operand 338 states and 409 transitions. Second operand 11 states. [2020-10-29 11:30:16,185 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:30:17,493 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:30:17,898 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:30:18,293 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:30:19,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:30:19,096 INFO L93 Difference]: Finished difference Result 665 states and 901 transitions. [2020-10-29 11:30:19,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:30:19,097 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:30:19,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:30:19,098 INFO L225 Difference]: With dead ends: 665 [2020-10-29 11:30:19,098 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:30:19,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:30:19,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:30:19,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:30:19,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:30:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:30:19,102 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-29 11:30:19,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:30:19,103 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:30:19,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:30:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:30:19,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:30:19,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:30:19,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:30:19,214 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:30:20,215 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:30:25,189 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:26,020 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:30:26,320 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:26,626 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:30:26,963 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:27,325 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:27,853 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:30:28,212 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:29,059 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:30:29,633 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-29 11:30:29,933 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:30:30,504 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-29 11:30:31,067 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-29 11:30:31,636 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:32,215 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:32,768 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:33,084 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:33,718 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-29 11:30:34,039 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:34,321 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:30:34,639 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:34,939 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:30:35,252 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:35,562 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:36,439 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:30:37,029 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:30:37,605 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:30:38,195 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:38,200 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:30:38,200 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:30:38,200 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point L669-2(lines 669 690) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point L691(lines 668 692) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 644 699) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 644 699) no Hoare annotation was computed. [2020-10-29 11:30:38,201 INFO L274 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 644 699) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point L732(lines 732 736) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point L732-1(lines 732 736) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 700 759) no Hoare annotation was computed. [2020-10-29 11:30:38,202 INFO L274 CegarLoopResult]: For program point L726-2(lines 726 751) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point L752(lines 725 753) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 700 759) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 700 759) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:30:38,203 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-29 11:30:38,203 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:30:38,204 INFO L274 CegarLoopResult]: For program point L578-1(lines 578 585) no Hoare annotation was computed. [2020-10-29 11:30:38,204 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 11:30:38,204 INFO L270 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,204 INFO L270 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,204 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 568 590) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,204 INFO L270 CegarLoopResult]: At program point L574-1(line 574) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,205 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 568 590) no Hoare annotation was computed. [2020-10-29 11:30:38,205 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 568 590) no Hoare annotation was computed. [2020-10-29 11:30:38,205 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,205 INFO L270 CegarLoopResult]: At program point L580-1(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,205 INFO L274 CegarLoopResult]: For program point L578(lines 578 585) no Hoare annotation was computed. [2020-10-29 11:30:38,205 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-29 11:30:38,205 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 526 549) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 526 549) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 526 549) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-29 11:30:38,206 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 362 376) no Hoare annotation was computed. [2020-10-29 11:30:38,207 INFO L270 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:38,207 INFO L274 CegarLoopResult]: For program point L366(lines 366 372) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 362 376) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 362 376) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 298 306) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 298 306) the Hoare annotation is: true [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 298 306) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L277 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: true [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2020-10-29 11:30:38,208 INFO L274 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 343 361) the Hoare annotation is: true [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 343 361) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 343 361) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L314(lines 314 322) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L314-2(lines 314 322) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L337-1(line 337) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 307 342) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 307 342) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L326(lines 326 334) no Hoare annotation was computed. [2020-10-29 11:30:38,209 INFO L274 CegarLoopResult]: For program point L326-2(lines 326 334) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 307 342) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 598 643) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 598 643) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 598 643) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point L925(lines 925 945) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point L925-1(lines 925 945) no Hoare annotation was computed. [2020-10-29 11:30:38,210 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 911 956) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 935 936) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point L942(lines 942 943) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 942 943) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 911 956) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point L935(lines 935 936) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 911 956) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point L931(lines 931 938) no Hoare annotation was computed. [2020-10-29 11:30:38,211 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 557 567) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,211 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 557 567) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 557 567) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L270 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 287 297) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 287 297) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 287 297) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point L292-1(line 292) no Hoare annotation was computed. [2020-10-29 11:30:38,212 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 279 286) the Hoare annotation is: true [2020-10-29 11:30:38,212 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 279 286) no Hoare annotation was computed. [2020-10-29 11:30:38,213 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 279 286) no Hoare annotation was computed. [2020-10-29 11:30:38,213 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:38,213 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 228 252) no Hoare annotation was computed. [2020-10-29 11:30:38,213 INFO L274 CegarLoopResult]: For program point L247-1(lines 228 252) no Hoare annotation was computed. [2020-10-29 11:30:38,213 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 228 252) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:38,213 INFO L270 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:38,213 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:38,213 INFO L274 CegarLoopResult]: For program point L236(lines 236 244) no Hoare annotation was computed. [2020-10-29 11:30:38,213 INFO L270 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:38,214 INFO L274 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-10-29 11:30:38,214 INFO L274 CegarLoopResult]: For program point L232(lines 232 249) no Hoare annotation was computed. [2020-10-29 11:30:38,214 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 220 226) no Hoare annotation was computed. [2020-10-29 11:30:38,214 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 220 226) the Hoare annotation is: true [2020-10-29 11:30:38,214 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-10-29 11:30:38,214 INFO L274 CegarLoopResult]: For program point L417-1(lines 417 423) no Hoare annotation was computed. [2020-10-29 11:30:38,214 INFO L270 CegarLoopResult]: At program point testENTRY(lines 387 454) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:38,214 INFO L270 CegarLoopResult]: At program point L444(lines 397 446) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,214 INFO L270 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,215 INFO L274 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-29 11:30:38,215 INFO L274 CegarLoopResult]: For program point testFINAL(lines 387 454) no Hoare annotation was computed. [2020-10-29 11:30:38,215 INFO L274 CegarLoopResult]: For program point L407-1(lines 407 413) no Hoare annotation was computed. [2020-10-29 11:30:38,215 INFO L274 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-29 11:30:38,215 INFO L270 CegarLoopResult]: At program point L447(lines 396 448) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,215 INFO L270 CegarLoopResult]: At program point L437(line 437) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,215 INFO L274 CegarLoopResult]: For program point L435(lines 435 441) no Hoare annotation was computed. [2020-10-29 11:30:38,216 INFO L270 CegarLoopResult]: At program point L435-1(lines 427 442) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,216 INFO L274 CegarLoopResult]: For program point L398(lines 397 446) no Hoare annotation was computed. [2020-10-29 11:30:38,216 INFO L270 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,216 INFO L274 CegarLoopResult]: For program point L427(lines 427 442) no Hoare annotation was computed. [2020-10-29 11:30:38,216 INFO L270 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,216 INFO L274 CegarLoopResult]: For program point testEXIT(lines 387 454) no Hoare annotation was computed. [2020-10-29 11:30:38,216 INFO L274 CegarLoopResult]: For program point L896(lines 896 897) no Hoare annotation was computed. [2020-10-29 11:30:38,216 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 889 890) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 896 897) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 865 910) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point L889(lines 889 890) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 865 910) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 865 910) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-10-29 11:30:38,217 INFO L274 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 253 260) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 253 260) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 253 260) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 175 183) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 175 183) the Hoare annotation is: true [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 175 183) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L270 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point L478(lines 478 484) no Hoare annotation was computed. [2020-10-29 11:30:38,218 INFO L274 CegarLoopResult]: For program point L477(lines 477 487) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L270 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point L475-1(line 475) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point L473(lines 473 490) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point L473-1(lines 465 493) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L270 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 465 493) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 465 493) no Hoare annotation was computed. [2020-10-29 11:30:38,219 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 143 165) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point L151(lines 151 159) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 143 165) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point L151-2(lines 151 159) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 143 165) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 457 464) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 457 464) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 457 464) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:30:38,220 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L832(lines 810 833) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 762 864) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L791(lines 791 807) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L812(lines 811 831) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point L808(lines 808 849) no Hoare annotation was computed. [2020-10-29 11:30:38,221 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 762 864) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L850(lines 850 861) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 762 864) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 831) no Hoare annotation was computed. [2020-10-29 11:30:38,222 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point L273-1(lines 262 278) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point L269(lines 269 275) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 262 278) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point L267(line 267) no Hoare annotation was computed. [2020-10-29 11:30:38,223 INFO L274 CegarLoopResult]: For program point L267-1(line 267) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 262 278) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 122 133) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 122 133) no Hoare annotation was computed. [2020-10-29 11:30:38,224 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,225 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,225 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,225 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 134 142) the Hoare annotation is: true [2020-10-29 11:30:38,225 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 134 142) no Hoare annotation was computed. [2020-10-29 11:30:38,225 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 134 142) no Hoare annotation was computed. [2020-10-29 11:30:38,225 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1)))) [2020-10-29 11:30:38,225 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 196 219) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:38,226 INFO L270 CegarLoopResult]: At program point L207(lines 207 213) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:38,226 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 196 219) no Hoare annotation was computed. [2020-10-29 11:30:38,226 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (and (not (= |old(~pumpRunning~0)| 0)) (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) [2020-10-29 11:30:38,226 INFO L274 CegarLoopResult]: For program point L200(lines 199 218) no Hoare annotation was computed. [2020-10-29 11:30:38,226 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 196 219) no Hoare annotation was computed. [2020-10-29 11:30:38,226 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2020-10-29 11:30:38,226 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-29 11:30:38,226 INFO L270 CegarLoopResult]: At program point L510-1(lines 510 514) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,227 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:38,227 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 11:30:38,227 INFO L270 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,227 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:38,227 INFO L274 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-29 11:30:38,227 INFO L277 CegarLoopResult]: At program point L521(lines 496 525) the Hoare annotation is: true [2020-10-29 11:30:38,227 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-29 11:30:38,227 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 98 109) the Hoare annotation is: true [2020-10-29 11:30:38,227 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 98 109) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 550 556) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 550 556) the Hoare annotation is: true [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:30:38,228 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 377 384) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 377 384) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 377 384) no Hoare annotation was computed. [2020-10-29 11:30:38,228 INFO L274 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-10-29 11:30:38,229 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 110 121) no Hoare annotation was computed. [2020-10-29 11:30:38,229 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 110 121) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:30:38,229 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2020-10-29 11:30:38,229 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2020-10-29 11:30:38,229 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 11:30:38,229 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2020-10-29 11:30:38,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:30:38 BoogieIcfgContainer [2020-10-29 11:30:38,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:30:38,250 INFO L168 Benchmark]: Toolchain (without parser) took 50987.32 ms. Allocated memory was 125.8 MB in the beginning and 580.9 MB in the end (delta: 455.1 MB). Free memory was 100.2 MB in the beginning and 540.6 MB in the end (delta: -440.4 MB). Peak memory consumption was 353.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:38,251 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:30:38,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.32 ms. Allocated memory is still 125.8 MB. Free memory was 99.6 MB in the beginning and 78.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:38,253 INFO L168 Benchmark]: Boogie Preprocessor took 94.84 ms. Allocated memory is still 125.8 MB. Free memory was 78.7 MB in the beginning and 74.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:38,254 INFO L168 Benchmark]: RCFGBuilder took 1484.99 ms. Allocated memory was 125.8 MB in the beginning and 160.4 MB in the end (delta: 34.6 MB). Free memory was 74.8 MB in the beginning and 104.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:38,255 INFO L168 Benchmark]: TraceAbstraction took 48773.00 ms. Allocated memory was 160.4 MB in the beginning and 580.9 MB in the end (delta: 420.5 MB). Free memory was 104.5 MB in the beginning and 540.6 MB in the end (delta: -436.2 MB). Peak memory consumption was 322.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:38,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 621.32 ms. Allocated memory is still 125.8 MB. Free memory was 99.6 MB in the beginning and 78.7 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.84 ms. Allocated memory is still 125.8 MB. Free memory was 78.7 MB in the beginning and 74.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1484.99 ms. Allocated memory was 125.8 MB in the beginning and 160.4 MB in the end (delta: 34.6 MB). Free memory was 74.8 MB in the beginning and 104.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 48773.00 ms. Allocated memory was 160.4 MB in the beginning and 580.9 MB in the end (delta: 420.5 MB). Free memory was 104.5 MB in the beginning and 540.6 MB in the end (delta: -436.2 MB). Peak memory consumption was 322.5 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: 896]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 889]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 942]: 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: 396]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 320 SDtfs, 827 SDslu, 452 SDs, 0 SdLazy, 1737 SolverSat, 595 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=338occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 213 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 530 PreInvPairs, 705 NumberOfFragments, 904 HoareAnnotationTreeSize, 530 FomulaSimplifications, 84602 FormulaSimplificationTreeSizeReduction, 5.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 17358 FormulaSimplificationTreeSizeReductionInter, 13.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 59871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...