/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_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:29:21,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:29:21,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:29:21,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:29:21,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:29:21,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:29:21,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:29:21,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:29:21,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:29:21,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:29:21,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:29:21,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:29:21,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:29:21,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:29:21,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:29:21,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:29:21,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:29:21,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:29:21,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:29:21,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:29:21,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:29:21,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:29:21,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:29:21,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:29:21,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:29:21,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:29:21,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:29:21,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:29:21,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:29:21,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:29:21,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:29:21,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:29:21,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:29:21,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:29:21,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:29:21,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:29:21,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:29:21,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:29:21,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:29:21,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:29:21,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:29:21,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:29:21,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:29:21,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:29:21,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:29:21,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:29:21,772 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:29:21,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:29:21,773 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:29:21,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:29:21,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:29:21,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:29:21,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:29:21,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:29:21,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:29:21,775 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:29:21,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:29:21,775 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:29:21,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:29:21,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:29:21,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:29:21,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:29:21,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:29:21,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:29:21,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:29:21,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:29:21,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:29:21,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:29:21,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:29:21,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:29:21,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:29:21,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:29:22,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:29:22,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:29:22,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:29:22,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:29:22,249 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:29:22,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-10-29 11:29:22,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c3bf9925/8e2a2a02a3914ae5903cf36ce75429b2/FLAGe435a85bd [2020-10-29 11:29:23,105 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:29:23,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-10-29 11:29:23,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c3bf9925/8e2a2a02a3914ae5903cf36ce75429b2/FLAGe435a85bd [2020-10-29 11:29:23,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7c3bf9925/8e2a2a02a3914ae5903cf36ce75429b2 [2020-10-29 11:29:23,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:29:23,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:29:23,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:23,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:29:23,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:29:23,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:23" (1/1) ... [2020-10-29 11:29:23,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef1d227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:23, skipping insertion in model container [2020-10-29 11:29:23,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:29:23" (1/1) ... [2020-10-29 11:29:23,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:29:23,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:29:23,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:23,808 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:29:23,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:29:24,017 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:29:24,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24 WrapperNode [2020-10-29 11:29:24,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:29:24,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:29:24,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:29:24,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:29:24,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... [2020-10-29 11:29:24,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:29:24,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:29:24,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:29:24,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:29:24,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:29:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:29:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:29:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:29:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:29:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:29:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:29:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:29:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:29:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:29:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:29:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:29:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:29:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:29:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:29:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:29:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:29:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:29:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:29:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:29:25,524 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:29:25,525 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:29:25,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:25 BoogieIcfgContainer [2020-10-29 11:29:25,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:29:25,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:29:25,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:29:25,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:29:25,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:29:23" (1/3) ... [2020-10-29 11:29:25,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0ed931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:25, skipping insertion in model container [2020-10-29 11:29:25,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:29:24" (2/3) ... [2020-10-29 11:29:25,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0ed931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:29:25, skipping insertion in model container [2020-10-29 11:29:25,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:29:25" (3/3) ... [2020-10-29 11:29:25,544 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2020-10-29 11:29:25,558 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:29:25,565 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:29:25,582 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:29:25,630 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:29:25,632 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:29:25,632 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:29:25,632 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:29:25,633 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:29:25,633 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:29:25,633 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:29:25,634 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:29:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-29 11:29:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:29:25,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:25,685 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:25,687 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:25,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:25,698 INFO L82 PathProgramCache]: Analyzing trace with hash 1498946511, now seen corresponding path program 1 times [2020-10-29 11:29:25,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:25,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [350284639] [2020-10-29 11:29:25,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:26,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:26,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:28,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:28,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:29:31,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:29:31,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 11:29:31,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:29:31,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:29:31,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-29 11:29:31,569 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:31,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:31,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:31,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:31,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:31,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:31,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:31,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:31,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:31,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:31,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:31,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:31,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:31,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:31,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:31,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:31,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:31,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:29:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:31,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:31,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:31,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:31,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:31,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:31,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:29:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:31,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:31,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:31,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:31,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:31,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:31,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:31,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:31,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:31,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:31,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:31,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:31,800 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 11:29:31,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [350284639] [2020-10-29 11:29:31,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:31,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:29:31,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673957763] [2020-10-29 11:29:31,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:29:31,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:31,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:29:31,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:29:31,831 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 5 states. [2020-10-29 11:29:32,387 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:34,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:34,975 INFO L93 Difference]: Finished difference Result 423 states and 565 transitions. [2020-10-29 11:29:34,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:29:34,978 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:29:34,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:35,010 INFO L225 Difference]: With dead ends: 423 [2020-10-29 11:29:35,011 INFO L226 Difference]: Without dead ends: 279 [2020-10-29 11:29:35,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:29:35,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2020-10-29 11:29:35,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 227. [2020-10-29 11:29:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-29 11:29:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 278 transitions. [2020-10-29 11:29:35,245 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 278 transitions. Word has length 52 [2020-10-29 11:29:35,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:35,246 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 278 transitions. [2020-10-29 11:29:35,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:29:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 278 transitions. [2020-10-29 11:29:35,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:29:35,260 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:35,260 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] [2020-10-29 11:29:35,260 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:29:35,261 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:35,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:35,263 INFO L82 PathProgramCache]: Analyzing trace with hash -487002209, now seen corresponding path program 1 times [2020-10-29 11:29:35,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:35,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811877175] [2020-10-29 11:29:35,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:35,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:35,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:36,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:37,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:39,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:40,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:40,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-29 11:29:40,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:29:40,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 11:29:40,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:40,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:29:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:40,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-29 11:29:40,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:40,812 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:40,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:40,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:40,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:40,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:40,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:40,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-29 11:29:40,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:40,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:40,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:40,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:40,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:40,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:40,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:40,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:40,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:40,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:40,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:40,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:40,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:40,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:40,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:40,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:40,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:40,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:40,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:40,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:40,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:40,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:40,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:40,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:40,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:40,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:40,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:40,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:40,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:40,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:40,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:40,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:41,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:41,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:41,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:41,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:29:41,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:41,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:41,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:41,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:41,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:29:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:41,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:29:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:41,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:29:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:29:41,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:41,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:41,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:41,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:29:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:41,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:41,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:41,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:41,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:29:41,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:29:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:41,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:41,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:41,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:41,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:41,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:29:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:41,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:41,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:41,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:41,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:41,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:41,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:41,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:29:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:29:41,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:41,124 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 11:29:41,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811877175] [2020-10-29 11:29:41,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:41,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:29:41,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946430126] [2020-10-29 11:29:41,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:29:41,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:41,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:29:41,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:29:41,131 INFO L87 Difference]: Start difference. First operand 227 states and 278 transitions. Second operand 9 states. [2020-10-29 11:29:41,715 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:42,911 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:43,910 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:44,353 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:44,805 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:29:46,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:46,290 INFO L93 Difference]: Finished difference Result 784 states and 1090 transitions. [2020-10-29 11:29:46,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:29:46,291 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-10-29 11:29:46,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:46,310 INFO L225 Difference]: With dead ends: 784 [2020-10-29 11:29:46,310 INFO L226 Difference]: Without dead ends: 552 [2020-10-29 11:29:46,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:29:46,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-29 11:29:46,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 390. [2020-10-29 11:29:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2020-10-29 11:29:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 481 transitions. [2020-10-29 11:29:46,516 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 481 transitions. Word has length 66 [2020-10-29 11:29:46,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:46,516 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 481 transitions. [2020-10-29 11:29:46,516 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:29:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 481 transitions. [2020-10-29 11:29:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 11:29:46,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:46,522 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 11:29:46,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:29:46,523 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 11:29:46,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:46,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1526730397, now seen corresponding path program 1 times [2020-10-29 11:29:46,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:46,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [638462337] [2020-10-29 11:29:46,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:46,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:46,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:47,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:47,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:51,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:51,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-29 11:29:51,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:51,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4859 [2020-10-29 11:29:51,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:51,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:51,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:29:51,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:51,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 11:29:51,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:29:51,865 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:51,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:51,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:51,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:51,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:51,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:51,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:51,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:51,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:51,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:51,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:51,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:51,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:51,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:51,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:51,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:51,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:51,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:51,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:51,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:52,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:52,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:52,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:52,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:52,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:29:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:52,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:52,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:29:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:29:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:29:52,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:29:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:52,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:52,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:29:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:52,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:52,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:52,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:52,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:52,124 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 11:29:52,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [638462337] [2020-10-29 11:29:52,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:52,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:29:52,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972168937] [2020-10-29 11:29:52,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:29:52,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:52,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:29:52,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:29:52,127 INFO L87 Difference]: Start difference. First operand 390 states and 481 transitions. Second operand 11 states. [2020-10-29 11:29:52,727 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:54,078 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:54,496 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:29:54,933 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:29:55,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:55,702 INFO L93 Difference]: Finished difference Result 680 states and 898 transitions. [2020-10-29 11:29:55,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 11:29:55,703 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 67 [2020-10-29 11:29:55,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:55,703 INFO L225 Difference]: With dead ends: 680 [2020-10-29 11:29:55,704 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:29:55,710 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:29:55,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:29:55,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:29:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:29:55,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:29:55,711 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-10-29 11:29:55,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:55,711 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:29:55,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:29:55,711 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:29:55,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:29:55,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:29:55,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:30:00,189 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:00,485 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:00,775 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:30:01,344 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:01,705 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:02,076 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:30:02,922 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:30:03,520 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-29 11:30:03,815 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:30:04,452 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-29 11:30:05,022 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:05,328 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:05,656 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:05,952 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:06,496 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:06,788 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:30:07,348 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-29 11:30:07,643 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:08,209 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-29 11:30:08,788 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 7 [2020-10-29 11:30:09,330 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:10,152 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:30:10,441 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:30:11,047 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-29 11:30:11,355 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:11,652 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:30:12,481 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:30:13,067 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:30:13,606 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-29 11:30:13,611 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:30:13,612 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:30:13,612 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:30:13,612 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L256-2(lines 256 277) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L278(lines 255 279) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 231 286) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 231 286) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L262-1(lines 262 266) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 231 286) no Hoare annotation was computed. [2020-10-29 11:30:13,613 INFO L274 CegarLoopResult]: For program point L319(lines 319 323) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L319-1(lines 319 323) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L313-2(lines 313 338) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 287 346) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L339(lines 312 340) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 287 346) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point L332-1(line 332) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 287 346) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 841 847) the Hoare annotation is: true [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 841 847) no Hoare annotation was computed. [2020-10-29 11:30:13,614 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 848 856) no Hoare annotation was computed. [2020-10-29 11:30:13,615 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 848 856) the Hoare annotation is: true [2020-10-29 11:30:13,615 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 848 856) no Hoare annotation was computed. [2020-10-29 11:30:13,615 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 931 953) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,615 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 931 953) no Hoare annotation was computed. [2020-10-29 11:30:13,615 INFO L270 CegarLoopResult]: At program point L943(line 943) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,615 INFO L270 CegarLoopResult]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,616 INFO L274 CegarLoopResult]: For program point L941(lines 941 948) no Hoare annotation was computed. [2020-10-29 11:30:13,616 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 931 953) no Hoare annotation was computed. [2020-10-29 11:30:13,616 INFO L274 CegarLoopResult]: For program point L941-1(lines 941 948) no Hoare annotation was computed. [2020-10-29 11:30:13,616 INFO L274 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-29 11:30:13,616 INFO L270 CegarLoopResult]: At program point L938(line 938) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,616 INFO L270 CegarLoopResult]: At program point L937(line 937) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,616 INFO L270 CegarLoopResult]: At program point L937-1(line 937) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 889 912) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 889 912) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 889 912) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-29 11:30:13,617 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L900(line 900) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L898(line 898) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 804 818) no Hoare annotation was computed. [2020-10-29 11:30:13,618 INFO L270 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,618 INFO L274 CegarLoopResult]: For program point L808(lines 808 814) no Hoare annotation was computed. [2020-10-29 11:30:13,619 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 804 818) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:30:13,619 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 804 818) no Hoare annotation was computed. [2020-10-29 11:30:13,619 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 740 748) no Hoare annotation was computed. [2020-10-29 11:30:13,619 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 740 748) the Hoare annotation is: true [2020-10-29 11:30:13,619 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 740 748) no Hoare annotation was computed. [2020-10-29 11:30:13,619 INFO L274 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2020-10-29 11:30:13,619 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 785 803) the Hoare annotation is: true [2020-10-29 11:30:13,619 INFO L277 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: true [2020-10-29 11:30:13,619 INFO L274 CegarLoopResult]: For program point L794-2(lines 794 798) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 785 803) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 785 803) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L756(lines 756 764) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L756-2(lines 756 764) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 749 784) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-10-29 11:30:13,620 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 749 784) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 749 784) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 834 840) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 834 840) the Hoare annotation is: true [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 185 230) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 185 230) no Hoare annotation was computed. [2020-10-29 11:30:13,621 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 185 230) no Hoare annotation was computed. [2020-10-29 11:30:13,623 INFO L274 CegarLoopResult]: For program point L512(lines 512 532) no Hoare annotation was computed. [2020-10-29 11:30:13,623 INFO L274 CegarLoopResult]: For program point L512-1(lines 512 532) no Hoare annotation was computed. [2020-10-29 11:30:13,623 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 498 543) no Hoare annotation was computed. [2020-10-29 11:30:13,623 INFO L274 CegarLoopResult]: For program point L529(lines 529 530) no Hoare annotation was computed. [2020-10-29 11:30:13,623 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 522 523) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 529 530) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 498 543) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point L522(lines 522 523) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point L518(lines 518 525) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 498 543) no Hoare annotation was computed. [2020-10-29 11:30:13,624 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 920 930) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,624 INFO L270 CegarLoopResult]: At program point L925(line 925) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,624 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 920 930) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 920 930) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 729 739) the Hoare annotation is: true [2020-10-29 11:30:13,625 INFO L277 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: true [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point L734-1(line 734) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 729 739) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 729 739) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 721 728) the Hoare annotation is: true [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 721 728) no Hoare annotation was computed. [2020-10-29 11:30:13,625 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 721 728) no Hoare annotation was computed. [2020-10-29 11:30:13,626 INFO L270 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,626 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,626 INFO L274 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-10-29 11:30:13,626 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 688 712) no Hoare annotation was computed. [2020-10-29 11:30:13,626 INFO L270 CegarLoopResult]: At program point L694(line 694) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,626 INFO L274 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-29 11:30:13,626 INFO L274 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2020-10-29 11:30:13,626 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 688 712) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:13,627 INFO L270 CegarLoopResult]: At program point L707(line 707) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:13,627 INFO L274 CegarLoopResult]: For program point L707-1(lines 688 712) no Hoare annotation was computed. [2020-10-29 11:30:13,627 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 654 660) no Hoare annotation was computed. [2020-10-29 11:30:13,627 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 654 660) the Hoare annotation is: true [2020-10-29 11:30:13,627 INFO L270 CegarLoopResult]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:30:13,627 INFO L270 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,627 INFO L274 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2020-10-29 11:30:13,627 INFO L270 CegarLoopResult]: At program point L603-1(lines 597 610) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-10-29 11:30:13,628 INFO L270 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2020-10-29 11:30:13,628 INFO L270 CegarLoopResult]: At program point L612(lines 567 614) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,628 INFO L270 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,628 INFO L274 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L270 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 476 477) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 483 484) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point L476(lines 476 477) no Hoare annotation was computed. [2020-10-29 11:30:13,629 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 452 497) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point L472(lines 472 479) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 452 497) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point L466(lines 466 486) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point L466-1(lines 466 486) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 452 497) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point L483(lines 483 484) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-29 11:30:13,630 INFO L274 CegarLoopResult]: For program point L161(lines 161 171) no Hoare annotation was computed. [2020-10-29 11:30:13,631 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-29 11:30:13,631 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-29 11:30:13,631 INFO L274 CegarLoopResult]: For program point L157(lines 157 174) no Hoare annotation was computed. [2020-10-29 11:30:13,631 INFO L274 CegarLoopResult]: For program point L157-1(lines 149 177) no Hoare annotation was computed. [2020-10-29 11:30:13,631 INFO L270 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:13,631 INFO L274 CegarLoopResult]: For program point L155-1(line 155) no Hoare annotation was computed. [2020-10-29 11:30:13,631 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 149 177) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:13,631 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,631 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 149 177) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 141 148) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 141 148) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 141 148) no Hoare annotation was computed. [2020-10-29 11:30:13,632 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 349 451) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L378(lines 378 394) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L399(lines 398 418) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L430-1(line 430) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L395(lines 395 436) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 349 451) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-10-29 11:30:13,633 INFO L274 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point L437(lines 437 448) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 349 451) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point L398-2(lines 398 418) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point L419(lines 397 420) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 824 833) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 824 833) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 824 833) no Hoare annotation was computed. [2020-10-29 11:30:13,634 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,635 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:30:13,635 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,635 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 713 720) no Hoare annotation was computed. [2020-10-29 11:30:13,635 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 713 720) no Hoare annotation was computed. [2020-10-29 11:30:13,635 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 713 720) no Hoare annotation was computed. [2020-10-29 11:30:13,635 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,636 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,637 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-29 11:30:13,637 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:30:13,637 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:30:13,637 INFO L270 CegarLoopResult]: At program point L641(lines 641 647) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:13,637 INFO L270 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (and (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:13,637 INFO L274 CegarLoopResult]: For program point L634(lines 633 652) no Hoare annotation was computed. [2020-10-29 11:30:13,637 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 630 653) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:13,637 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 630 653) no Hoare annotation was computed. [2020-10-29 11:30:13,638 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 630 653) no Hoare annotation was computed. [2020-10-29 11:30:13,638 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1)))) [2020-10-29 11:30:13,638 INFO L270 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:13,638 INFO L274 CegarLoopResult]: For program point L865-1(line 865) no Hoare annotation was computed. [2020-10-29 11:30:13,638 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 859 888) no Hoare annotation was computed. [2020-10-29 11:30:13,638 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 859 888) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:30:13,639 INFO L277 CegarLoopResult]: At program point L884(lines 859 888) the Hoare annotation is: true [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point L873(lines 873 877) no Hoare annotation was computed. [2020-10-29 11:30:13,639 INFO L270 CegarLoopResult]: At program point L873-1(lines 873 877) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-10-29 11:30:13,639 INFO L270 CegarLoopResult]: At program point L869-2(lines 869 883) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,639 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:30:13,639 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 913 919) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 913 919) the Hoare annotation is: true [2020-10-29 11:30:13,640 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:30:13,640 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:30:13,640 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:30:13,640 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 545 552) no Hoare annotation was computed. [2020-10-29 11:30:13,640 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 545 552) the Hoare annotation is: true [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 545 552) no Hoare annotation was computed. [2020-10-29 11:30:13,641 INFO L270 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point L670(lines 670 678) no Hoare annotation was computed. [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 662 686) no Hoare annotation was computed. [2020-10-29 11:30:13,641 INFO L270 CegarLoopResult]: At program point L668(line 668) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-10-29 11:30:13,641 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 662 686) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:13,641 INFO L274 CegarLoopResult]: For program point L666(lines 666 683) no Hoare annotation was computed. [2020-10-29 11:30:13,642 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:30:13,642 INFO L274 CegarLoopResult]: For program point L681-1(lines 662 686) no Hoare annotation was computed. [2020-10-29 11:30:13,642 INFO L270 CegarLoopResult]: At program point L676(line 676) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:30:13,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:30:13 BoogieIcfgContainer [2020-10-29 11:30:13,659 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:30:13,661 INFO L168 Benchmark]: Toolchain (without parser) took 50318.38 ms. Allocated memory was 151.0 MB in the beginning and 714.1 MB in the end (delta: 563.1 MB). Free memory was 124.9 MB in the beginning and 295.3 MB in the end (delta: -170.4 MB). Peak memory consumption was 433.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:13,661 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:30:13,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.32 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 103.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:13,663 INFO L168 Benchmark]: Boogie Preprocessor took 161.70 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 99.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:13,664 INFO L168 Benchmark]: RCFGBuilder took 1344.40 ms. Allocated memory is still 151.0 MB. Free memory was 99.0 MB in the beginning and 83.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 46.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:13,665 INFO L168 Benchmark]: TraceAbstraction took 48123.84 ms. Allocated memory was 151.0 MB in the beginning and 714.1 MB in the end (delta: 563.1 MB). Free memory was 82.5 MB in the beginning and 295.3 MB in the end (delta: -212.8 MB). Peak memory consumption was 389.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:30:13,668 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 671.32 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 103.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 161.70 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 99.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1344.40 ms. Allocated memory is still 151.0 MB. Free memory was 99.0 MB in the beginning and 83.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 46.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 48123.84 ms. Allocated memory was 151.0 MB in the beginning and 714.1 MB in the end (delta: 563.1 MB). Free memory was 82.5 MB in the beginning and 295.3 MB in the end (delta: -212.8 MB). Peak memory consumption was 389.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 483]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 476]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 522]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 529]: 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: 567]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 30.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 1058 SDslu, 455 SDs, 0 SdLazy, 1716 SolverSat, 809 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred 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: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 214 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 597 PreInvPairs, 732 NumberOfFragments, 910 HoareAnnotationTreeSize, 597 FomulaSimplifications, 56665 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 62 FomulaSimplificationsInter, 18774 FormulaSimplificationTreeSizeReductionInter, 13.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.0s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 62526 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...