/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_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:28:45,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:28:45,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:28:45,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:28:45,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:28:45,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:28:45,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:28:45,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:28:46,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:28:46,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:28:46,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:28:46,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:28:46,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:28:46,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:28:46,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:28:46,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:28:46,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:28:46,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:28:46,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:28:46,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:28:46,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:28:46,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:28:46,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:28:46,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:28:46,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:28:46,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:28:46,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:28:46,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:28:46,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:28:46,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:28:46,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:28:46,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:28:46,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:28:46,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:28:46,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:28:46,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:28:46,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:28:46,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:28:46,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:28:46,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:28:46,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:28:46,054 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 11:28:46,093 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:28:46,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:28:46,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:28:46,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:28:46,097 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:28:46,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:28:46,099 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:28:46,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:28:46,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:28:46,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:28:46,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:28:46,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:28:46,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:28:46,101 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:28:46,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:28:46,102 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:28:46,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:28:46,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:28:46,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:28:46,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:28:46,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:28:46,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:28:46,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:28:46,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:28:46,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:28:46,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:28:46,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:28:46,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:28:46,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:28:46,105 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:28:46,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:28:46,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:28:46,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:28:46,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:28:46,567 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:28:46,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2020-10-29 11:28:46,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6079e2ef6/0e6d1aa6401140fabfece5499cba043f/FLAGe6437e109 [2020-10-29 11:28:47,475 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:28:47,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2020-10-29 11:28:47,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6079e2ef6/0e6d1aa6401140fabfece5499cba043f/FLAGe6437e109 [2020-10-29 11:28:47,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6079e2ef6/0e6d1aa6401140fabfece5499cba043f [2020-10-29 11:28:47,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:28:47,733 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:28:47,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:28:47,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:28:47,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:28:47,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:28:47" (1/1) ... [2020-10-29 11:28:47,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f1ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:47, skipping insertion in model container [2020-10-29 11:28:47,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:28:47" (1/1) ... [2020-10-29 11:28:47,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:28:47,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:28:48,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:28:48,185 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:28:48,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:28:48,387 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:28:48,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48 WrapperNode [2020-10-29 11:28:48,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:28:48,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:28:48,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:28:48,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:28:48,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (1/1) ... [2020-10-29 11:28:48,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:28:48,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:28:48,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:28:48,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:28:48,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (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 11:28:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:28:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:28:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:28:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:28:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:28:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:28:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:28:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:28:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:28:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:28:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:28:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:28:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:28:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:28:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:28:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:28:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:28:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:28:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:28:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:28:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:28:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:28:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:28:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:28:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:28:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:28:49,960 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:28:49,960 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:28:49,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:28:49 BoogieIcfgContainer [2020-10-29 11:28:49,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:28:49,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:28:49,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:28:49,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:28:49,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:28:47" (1/3) ... [2020-10-29 11:28:49,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132e8398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:28:49, skipping insertion in model container [2020-10-29 11:28:49,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:48" (2/3) ... [2020-10-29 11:28:49,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132e8398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:28:49, skipping insertion in model container [2020-10-29 11:28:49,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:28:49" (3/3) ... [2020-10-29 11:28:49,981 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2020-10-29 11:28:49,996 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:28:50,002 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:28:50,017 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:28:50,058 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:28:50,059 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:28:50,059 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:28:50,059 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:28:50,095 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:28:50,096 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:28:50,096 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:28:50,096 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:28:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-10-29 11:28:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:28:50,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:28:50,151 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 11:28:50,153 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 11:28:50,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:28:50,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1442238082, now seen corresponding path program 1 times [2020-10-29 11:28:50,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:28:50,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [977362796] [2020-10-29 11:28:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:28:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:50,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:50,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:51,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:52,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:53,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:55,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:55,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:28:55,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:28:55,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 11:28:55,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:55,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:55,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:28:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:28:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:28:55,976 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:28:55,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:28:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 11:28:56,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:28:56,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:56,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:28:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:56,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:56,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:56,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:56,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:28:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:56,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:56,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:56,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:56,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:28:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:28:56,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:56,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:28:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:56,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:56,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:56,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:28:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:56,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:56,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:56,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:28:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:56,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:56,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:56,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:56,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:28:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:56,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:56,258 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 11:28:56,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [977362796] [2020-10-29 11:28:56,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:28:56,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:28:56,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435944924] [2020-10-29 11:28:56,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:28:56,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:28:56,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:28:56,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:28:56,289 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 5 states. [2020-10-29 11:28:56,792 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:28:58,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:28:58,692 INFO L93 Difference]: Finished difference Result 359 states and 484 transitions. [2020-10-29 11:28:58,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:28:58,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:28:58,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:28:58,724 INFO L225 Difference]: With dead ends: 359 [2020-10-29 11:28:58,724 INFO L226 Difference]: Without dead ends: 235 [2020-10-29 11:28:58,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 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 11:28:58,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2020-10-29 11:28:58,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 187. [2020-10-29 11:28:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-29 11:28:58,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 228 transitions. [2020-10-29 11:28:58,911 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 228 transitions. Word has length 52 [2020-10-29 11:28:58,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:28:58,912 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 228 transitions. [2020-10-29 11:28:58,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:28:58,912 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 228 transitions. [2020-10-29 11:28:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:28:58,916 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:28:58,916 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] [2020-10-29 11:28:58,917 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:28:58,917 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 11:28:58,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:28:58,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1636444886, now seen corresponding path program 1 times [2020-10-29 11:28:58,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:28:58,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521383784] [2020-10-29 11:28:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:28:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:58,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:59,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:00,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:00,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:03,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:03,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:29:03,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:03,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:29:03,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:03,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:03,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:29:03,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:03,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-29 11:29:03,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,375 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:04,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:04,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 11:29:04,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:04,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:04,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:04,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:04,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:04,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:04,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:04,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:04,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:04,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:04,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:04,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:04,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:04,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:04,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:04,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:29:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:29:04,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:04,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:29:04,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:04,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:29:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:04,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:04,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:04,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:29:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:04,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:04,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:04,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:04,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:04,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:29:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:04,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:04,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:04,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:04,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:04,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:04,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:04,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:04,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:04,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:04,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:04,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:04,615 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 11:29:04,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521383784] [2020-10-29 11:29:04,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:04,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:29:04,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935763056] [2020-10-29 11:29:04,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:29:04,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:04,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:29:04,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:29:04,619 INFO L87 Difference]: Start difference. First operand 187 states and 228 transitions. Second operand 9 states. [2020-10-29 11:29:05,138 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:06,237 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:07,003 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:07,381 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:07,694 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:29:08,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:08,793 INFO L93 Difference]: Finished difference Result 656 states and 928 transitions. [2020-10-29 11:29:08,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:29:08,795 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-10-29 11:29:08,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:08,811 INFO L225 Difference]: With dead ends: 656 [2020-10-29 11:29:08,812 INFO L226 Difference]: Without dead ends: 464 [2020-10-29 11:29:08,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:29:08,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2020-10-29 11:29:08,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 310. [2020-10-29 11:29:08,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-10-29 11:29:09,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 381 transitions. [2020-10-29 11:29:09,001 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 381 transitions. Word has length 65 [2020-10-29 11:29:09,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:09,003 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 381 transitions. [2020-10-29 11:29:09,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:29:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 381 transitions. [2020-10-29 11:29:09,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:29:09,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:09,019 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 11:29:09,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:29:09,023 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 11:29:09,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:09,024 INFO L82 PathProgramCache]: Analyzing trace with hash -365228096, now seen corresponding path program 1 times [2020-10-29 11:29:09,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:09,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [254421909] [2020-10-29 11:29:09,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:09,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:09,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:09,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:10,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:13,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:13,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:29:13,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:13,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4603 [2020-10-29 11:29:13,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:13,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:13,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:29:13,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:13,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:29:13,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,109 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:14,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:29:14,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:14,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:14,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:14,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:14,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:14,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:14,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:14,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:14,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:14,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:14,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:14,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:14,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:14,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:14,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:29:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:14,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:29:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:29:14,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:29:14,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:29:14,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:29:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:14,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:14,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:14,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:29:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:14,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:14,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:14,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:14,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:14,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:14,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:14,374 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 11:29:14,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [254421909] [2020-10-29 11:29:14,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:14,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:29:14,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304195165] [2020-10-29 11:29:14,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:29:14,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:14,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:29:14,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:29:14,377 INFO L87 Difference]: Start difference. First operand 310 states and 381 transitions. Second operand 11 states. [2020-10-29 11:29:14,901 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:16,096 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:16,472 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:16,797 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:17,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:17,430 INFO L93 Difference]: Finished difference Result 580 states and 770 transitions. [2020-10-29 11:29:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:29:17,430 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:29:17,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:17,431 INFO L225 Difference]: With dead ends: 580 [2020-10-29 11:29:17,431 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:29:17,437 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:29:17,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:29:17,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:29:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:29:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:29:17,438 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-29 11:29:17,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:17,438 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:29:17,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:29:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:29:17,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:29:17,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:29:17,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:29:21,672 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:29:22,141 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-29 11:29:22,353 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:22,695 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:22,910 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:23,139 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:23,720 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:29:23,937 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:29:24,356 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-29 11:29:24,990 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:29:25,438 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:25,886 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-29 11:29:26,324 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:29:26,736 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:26,974 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:27,209 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:27,421 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:29:27,624 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:29:27,866 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:28,282 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:29:28,507 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:29:28,903 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-29 11:29:29,505 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:29:29,722 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:30,115 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:29:30,321 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:30,702 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:29:30,707 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:29:30,707 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:29:30,707 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:29:30,708 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:29:30,708 INFO L274 CegarLoopResult]: For program point L476(lines 453 477) no Hoare annotation was computed. [2020-10-29 11:29:30,708 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 429 484) no Hoare annotation was computed. [2020-10-29 11:29:30,708 INFO L274 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-10-29 11:29:30,708 INFO L274 CegarLoopResult]: For program point L460-1(lines 460 464) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 429 484) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L454-2(lines 454 475) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 429 484) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L511-2(lines 511 536) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L537(lines 510 538) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 485 544) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-29 11:29:30,709 INFO L274 CegarLoopResult]: For program point L530-1(line 530) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 485 544) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 485 544) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point L517(lines 517 521) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point L517-1(lines 517 521) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 764 770) the Hoare annotation is: true [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 764 770) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 771 779) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 771 779) the Hoare annotation is: true [2020-10-29 11:29:30,710 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 771 779) no Hoare annotation was computed. [2020-10-29 11:29:30,710 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 893 915) 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 11:29:30,711 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 893 915) no Hoare annotation was computed. [2020-10-29 11:29:30,711 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 893 915) no Hoare annotation was computed. [2020-10-29 11:29:30,711 INFO L270 CegarLoopResult]: At program point L905(line 905) 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 11:29:30,711 INFO L270 CegarLoopResult]: At program point L905-1(line 905) 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 11:29:30,711 INFO L274 CegarLoopResult]: For program point L903(lines 903 910) no Hoare annotation was computed. [2020-10-29 11:29:30,711 INFO L274 CegarLoopResult]: For program point L903-1(lines 903 910) no Hoare annotation was computed. [2020-10-29 11:29:30,711 INFO L274 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-10-29 11:29:30,711 INFO L270 CegarLoopResult]: At program point L900(line 900) 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 11:29:30,712 INFO L270 CegarLoopResult]: At program point L899(line 899) 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 11:29:30,712 INFO L270 CegarLoopResult]: At program point L899-1(line 899) 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 11:29:30,712 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 851 874) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-29 11:29:30,712 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 851 874) no Hoare annotation was computed. [2020-10-29 11:29:30,713 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-29 11:29:30,713 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 851 874) no Hoare annotation was computed. [2020-10-29 11:29:30,713 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-29 11:29:30,713 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-29 11:29:30,713 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L869(line 869) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 79 85) the Hoare annotation is: true [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 201 215) no Hoare annotation was computed. [2020-10-29 11:29:30,714 INFO L270 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:30,714 INFO L274 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 201 215) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 201 215) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 112 119) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 112 119) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 112 119) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 156 164) the Hoare annotation is: true [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-29 11:29:30,715 INFO L274 CegarLoopResult]: For program point L184(lines 184 192) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point L184-2(lines 184 192) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 165 200) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point L172(lines 172 180) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 165 200) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 165 200) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 757 763) no Hoare annotation was computed. [2020-10-29 11:29:30,716 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 757 763) the Hoare annotation is: true [2020-10-29 11:29:30,716 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 383 428) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 383 428) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 383 428) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 696 741) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point L727(lines 727 728) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point L720(lines 720 721) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 720 721) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 727 728) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point L716(lines 716 723) no Hoare annotation was computed. [2020-10-29 11:29:30,717 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 696 741) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L274 CegarLoopResult]: For program point L710(lines 710 730) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 696 741) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L274 CegarLoopResult]: For program point L710-1(lines 710 730) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 882 892) 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 11:29:30,718 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 882 892) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L270 CegarLoopResult]: At program point L887(line 887) 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 11:29:30,718 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 882 892) no Hoare annotation was computed. [2020-10-29 11:29:30,718 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 145 155) the Hoare annotation is: true [2020-10-29 11:29:30,718 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 145 155) no Hoare annotation was computed. [2020-10-29 11:29:30,719 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 145 155) no Hoare annotation was computed. [2020-10-29 11:29:30,719 INFO L277 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: true [2020-10-29 11:29:30,719 INFO L274 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-10-29 11:29:30,719 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 137 144) the Hoare annotation is: true [2020-10-29 11:29:30,719 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 137 144) no Hoare annotation was computed. [2020-10-29 11:29:30,719 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 137 144) no Hoare annotation was computed. [2020-10-29 11:29:30,719 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:30,719 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-10-29 11:29:30,720 INFO L270 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:30,720 INFO L274 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-10-29 11:29:30,720 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-10-29 11:29:30,720 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 87 111) no Hoare annotation was computed. [2020-10-29 11:29:30,720 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 87 111) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:30,720 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:30,720 INFO L274 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-10-29 11:29:30,720 INFO L270 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:29:30,720 INFO L270 CegarLoopResult]: At program point testENTRY(lines 220 285) 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 11:29:30,721 INFO L270 CegarLoopResult]: At program point L252(line 252) 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 11:29:30,721 INFO L274 CegarLoopResult]: For program point L250(lines 250 256) no Hoare annotation was computed. [2020-10-29 11:29:30,721 INFO L274 CegarLoopResult]: For program point L250-1(lines 250 256) no Hoare annotation was computed. [2020-10-29 11:29:30,721 INFO L274 CegarLoopResult]: For program point testFINAL(lines 220 285) no Hoare annotation was computed. [2020-10-29 11:29:30,721 INFO L270 CegarLoopResult]: At program point L275(lines 230 277) 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 11:29:30,721 INFO L270 CegarLoopResult]: At program point L242(line 242) 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 11:29:30,721 INFO L274 CegarLoopResult]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-10-29 11:29:30,721 INFO L274 CegarLoopResult]: For program point L240-1(lines 240 246) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L274 CegarLoopResult]: For program point L232(lines 232 236) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L270 CegarLoopResult]: At program point L278(lines 229 279) 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 11:29:30,722 INFO L270 CegarLoopResult]: At program point L268(line 268) 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 11:29:30,722 INFO L274 CegarLoopResult]: For program point L266(lines 266 272) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L270 CegarLoopResult]: At program point L266-1(lines 260 273) 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 11:29:30,722 INFO L274 CegarLoopResult]: For program point L231(lines 230 277) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L274 CegarLoopResult]: For program point L260(lines 260 273) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L274 CegarLoopResult]: For program point testEXIT(lines 220 285) no Hoare annotation was computed. [2020-10-29 11:29:30,722 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 674 675) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point L670(lines 670 677) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 681 682) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 650 695) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point L664(lines 664 684) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point L664-1(lines 664 684) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 650 695) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 650 695) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point L681(lines 681 682) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L274 CegarLoopResult]: For program point L674(lines 674 675) no Hoare annotation was computed. [2020-10-29 11:29:30,723 INFO L270 CegarLoopResult]: At program point L800(line 800) 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 11:29:30,724 INFO L274 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point L798(lines 798 815) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point L798-1(lines 790 818) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L270 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point L796-1(line 796) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 790 818) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:30,724 INFO L270 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 790 818) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point L803(lines 803 809) no Hoare annotation was computed. [2020-10-29 11:29:30,724 INFO L274 CegarLoopResult]: For program point L802(lines 802 812) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 335 357) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point L343(lines 343 351) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 335 357) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point L343-2(lines 343 351) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 335 357) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 782 789) 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 11:29:30,725 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 782 789) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 782 789) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point L576(lines 576 592) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 547 649) no Hoare annotation was computed. [2020-10-29 11:29:30,725 INFO L274 CegarLoopResult]: For program point L636(lines 636 643) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L597(lines 596 616) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L593(lines 593 634) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 547 649) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L612-1(line 612) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L635(lines 635 646) no Hoare annotation was computed. [2020-10-29 11:29:30,726 INFO L274 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point L596-2(lines 596 616) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 547 649) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point L617(lines 595 618) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 747 756) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 747 756) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 747 756) no Hoare annotation was computed. [2020-10-29 11:29:30,727 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#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~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point L127(lines 127 133) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 120 136) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 120 136) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-29 11:29:30,728 INFO L274 CegarLoopResult]: For program point L131-1(lines 120 136) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 358 366) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 358 366) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 358 366) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point L318-1(lines 314 325) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 314 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 314 325) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,729 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 326 334) the Hoare annotation is: true [2020-10-29 11:29:30,730 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 326 334) no Hoare annotation was computed. [2020-10-29 11:29:30,730 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 326 334) no Hoare annotation was computed. [2020-10-29 11:29:30,730 INFO L270 CegarLoopResult]: At program point L61(line 61) 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 11:29:30,730 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-29 11:29:30,730 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) 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 11:29:30,730 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-29 11:29:30,730 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-29 11:29:30,731 INFO L270 CegarLoopResult]: At program point L68(line 68) 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 11:29:30,731 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) 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 11:29:30,731 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-29 11:29:30,731 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 821 850) no Hoare annotation was computed. [2020-10-29 11:29:30,731 INFO L270 CegarLoopResult]: At program point L831-2(lines 831 845) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:30,731 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 821 850) 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 11:29:30,731 INFO L270 CegarLoopResult]: At program point L827(line 827) 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 11:29:30,732 INFO L274 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L277 CegarLoopResult]: At program point L846(lines 821 850) the Hoare annotation is: true [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L270 CegarLoopResult]: At program point L835-1(lines 835 839) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:30,732 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 290 301) the Hoare annotation is: true [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 290 301) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point L294-1(lines 290 301) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 875 881) no Hoare annotation was computed. [2020-10-29 11:29:30,732 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 875 881) the Hoare annotation is: true [2020-10-29 11:29:30,732 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,733 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 11:29:30,733 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point L306-1(lines 302 313) no Hoare annotation was computed. [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 302 313) no Hoare annotation was computed. [2020-10-29 11:29:30,733 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 302 313) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 368 375) no Hoare annotation was computed. [2020-10-29 11:29:30,733 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 368 375) the Hoare annotation is: true [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-29 11:29:30,733 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 368 375) no Hoare annotation was computed. [2020-10-29 11:29:30,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:29:30 BoogieIcfgContainer [2020-10-29 11:29:30,750 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:29:30,752 INFO L168 Benchmark]: Toolchain (without parser) took 43022.78 ms. Allocated memory was 160.4 MB in the beginning and 614.5 MB in the end (delta: 454.0 MB). Free memory was 134.9 MB in the beginning and 266.8 MB in the end (delta: -131.8 MB). Peak memory consumption was 371.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:30,752 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 133.4 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:29:30,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.60 ms. Allocated memory is still 160.4 MB. Free memory was 134.3 MB in the beginning and 113.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:30,754 INFO L168 Benchmark]: Boogie Preprocessor took 103.07 ms. Allocated memory is still 160.4 MB. Free memory was 113.7 MB in the beginning and 109.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:30,755 INFO L168 Benchmark]: RCFGBuilder took 1472.97 ms. Allocated memory is still 160.4 MB. Free memory was 109.9 MB in the beginning and 57.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:30,756 INFO L168 Benchmark]: TraceAbstraction took 40778.32 ms. Allocated memory was 160.4 MB in the beginning and 614.5 MB in the end (delta: 454.0 MB). Free memory was 56.2 MB in the beginning and 266.8 MB in the end (delta: -210.5 MB). Peak memory consumption was 292.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:30,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 133.4 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 653.60 ms. Allocated memory is still 160.4 MB. Free memory was 134.3 MB in the beginning and 113.9 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 103.07 ms. Allocated memory is still 160.4 MB. Free memory was 113.7 MB in the beginning and 109.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1472.97 ms. Allocated memory is still 160.4 MB. Free memory was 109.9 MB in the beginning and 57.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40778.32 ms. Allocated memory was 160.4 MB in the beginning and 614.5 MB in the end (delta: 454.0 MB). Free memory was 56.2 MB in the beginning and 266.8 MB in the end (delta: -210.5 MB). Peak memory consumption was 292.1 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: 681]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 674]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 720]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 727]: 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: 229]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 314 SDtfs, 796 SDslu, 449 SDs, 0 SdLazy, 1579 SolverSat, 606 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=310occurred 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, 202 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 479 PreInvPairs, 614 NumberOfFragments, 879 HoareAnnotationTreeSize, 479 FomulaSimplifications, 56665 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 16932 FormulaSimplificationTreeSizeReductionInter, 9.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 61719 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...