/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:43:36,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:43:36,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:43:36,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:43:36,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:43:36,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:43:36,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:43:36,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:43:36,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:43:36,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:43:36,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:43:36,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:43:36,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:43:36,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:43:36,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:43:36,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:43:36,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:43:36,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:43:36,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:43:36,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:43:36,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:43:36,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:43:36,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:43:36,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:43:36,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:43:36,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:43:36,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:43:36,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:43:36,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:43:36,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:43:36,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:43:36,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:43:36,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:43:36,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:43:36,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:43:36,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:43:36,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:43:36,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:43:36,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:43:36,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:43:36,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:43:36,828 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 11:43:36,856 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:43:36,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:43:36,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:43:36,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:43:36,859 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:43:36,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:43:36,859 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:43:36,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:43:36,861 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:43:36,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:43:36,861 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:43:36,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:43:36,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:43:36,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:43:36,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:43:36,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:43:36,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:36,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:43:36,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:43:36,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:43:36,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:43:36,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:43:36,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:43:36,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:43:36,864 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:43:37,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:43:37,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:43:37,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:43:37,330 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:43:37,332 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:43:37,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2020-10-29 11:43:37,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51d468117/20dc6bc5bbfe46a38664eb7f9efbbd8d/FLAGc02f4ec74 [2020-10-29 11:43:38,212 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:43:38,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2020-10-29 11:43:38,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51d468117/20dc6bc5bbfe46a38664eb7f9efbbd8d/FLAGc02f4ec74 [2020-10-29 11:43:38,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/51d468117/20dc6bc5bbfe46a38664eb7f9efbbd8d [2020-10-29 11:43:38,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:43:38,475 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:43:38,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:38,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:43:38,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:43:38,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:38" (1/1) ... [2020-10-29 11:43:38,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36b75267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:38, skipping insertion in model container [2020-10-29 11:43:38,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:38" (1/1) ... [2020-10-29 11:43:38,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:43:38,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:43:38,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:38,962 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:43:39,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:39,138 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:43:39,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39 WrapperNode [2020-10-29 11:43:39,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:39,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:43:39,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:43:39,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:43:39,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... [2020-10-29 11:43:39,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:43:39,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:43:39,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:43:39,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:43:39,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:39,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:43:39,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:43:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:43:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:43:39,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:43:39,339 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:43:39,340 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:43:39,341 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:43:39,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:43:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:43:39,343 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:43:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:43:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:43:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:43:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:43:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:43:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:43:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:43:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:43:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:43:40,541 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:43:40,542 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:43:40,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:40 BoogieIcfgContainer [2020-10-29 11:43:40,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:43:40,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:43:40,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:43:40,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:43:40,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:43:38" (1/3) ... [2020-10-29 11:43:40,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@560f1f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:40, skipping insertion in model container [2020-10-29 11:43:40,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:39" (2/3) ... [2020-10-29 11:43:40,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@560f1f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:40, skipping insertion in model container [2020-10-29 11:43:40,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:40" (3/3) ... [2020-10-29 11:43:40,558 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product24.cil.c [2020-10-29 11:43:40,572 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:43:40,578 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:43:40,592 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:43:40,626 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:43:40,626 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:43:40,626 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:43:40,627 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:43:40,627 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:43:40,627 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:43:40,627 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:43:40,627 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:43:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-29 11:43:40,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:43:40,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:40,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:43:40,662 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 11:43:40,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:40,677 INFO L82 PathProgramCache]: Analyzing trace with hash -763292950, now seen corresponding path program 1 times [2020-10-29 11:43:40,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:40,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769478981] [2020-10-29 11:43:40,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:41,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:41,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:43,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:45,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:45,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:45,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:45,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:43:45,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:45,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:45,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:43:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:45,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:45,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:43:46,372 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:46,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:46,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-29 11:43:46,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:46,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:46,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:46,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:46,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:46,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:46,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:46,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:46,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:43:46,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:46,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:43:46,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:46,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:46,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:46,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:46,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:46,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:46,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:46,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:46,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:46,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:46,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:46,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:46,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:46,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:46,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:46,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:46,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:46,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:46,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:46,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:46,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:46,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:46,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:46,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:46,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:46,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:46,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:46,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:46,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:46,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:46,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:46,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:46,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769478981] [2020-10-29 11:43:46,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:46,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:46,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707823793] [2020-10-29 11:43:46,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:46,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:46,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:46,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:46,661 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-10-29 11:43:47,104 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:49,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:49,868 INFO L93 Difference]: Finished difference Result 453 states and 599 transitions. [2020-10-29 11:43:49,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:43:49,870 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:43:49,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:49,892 INFO L225 Difference]: With dead ends: 453 [2020-10-29 11:43:49,893 INFO L226 Difference]: Without dead ends: 295 [2020-10-29 11:43:49,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:43:49,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-29 11:43:50,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 231. [2020-10-29 11:43:50,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-29 11:43:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 278 transitions. [2020-10-29 11:43:50,095 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 278 transitions. Word has length 47 [2020-10-29 11:43:50,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:50,096 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 278 transitions. [2020-10-29 11:43:50,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:43:50,097 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 278 transitions. [2020-10-29 11:43:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:43:50,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:50,110 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] [2020-10-29 11:43:50,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:43:50,110 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 11:43:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:50,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1485026289, now seen corresponding path program 1 times [2020-10-29 11:43:50,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:50,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [917147874] [2020-10-29 11:43:50,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:50,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:50,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:50,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:52,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:43:55,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:43:55,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:43:55,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:43:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:43:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:55,577 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:55,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:55,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:43:55,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:55,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:55,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:55,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:55,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:55,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:55,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:55,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:55,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:55,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:43:55,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:43:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:43:55,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:55,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:55,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:43:55,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:43:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:55,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:43:55,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:55,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:55,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:43:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:55,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:55,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:55,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:55,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:55,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:55,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:55,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:55,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:55,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:55,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:55,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:55,834 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 11:43:55,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [917147874] [2020-10-29 11:43:55,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:55,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:43:55,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018563763] [2020-10-29 11:43:55,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:43:55,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:55,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:43:55,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:43:55,842 INFO L87 Difference]: Start difference. First operand 231 states and 278 transitions. Second operand 8 states. [2020-10-29 11:43:56,465 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:58,334 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:58,825 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:59,262 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:59,691 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:01,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:01,289 INFO L93 Difference]: Finished difference Result 750 states and 1012 transitions. [2020-10-29 11:44:01,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:44:01,290 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:44:01,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:01,301 INFO L225 Difference]: With dead ends: 750 [2020-10-29 11:44:01,301 INFO L226 Difference]: Without dead ends: 543 [2020-10-29 11:44:01,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:44:01,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2020-10-29 11:44:01,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 440. [2020-10-29 11:44:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2020-10-29 11:44:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 550 transitions. [2020-10-29 11:44:01,471 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 550 transitions. Word has length 58 [2020-10-29 11:44:01,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:01,472 INFO L481 AbstractCegarLoop]: Abstraction has 440 states and 550 transitions. [2020-10-29 11:44:01,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:44:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 550 transitions. [2020-10-29 11:44:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:44:01,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:01,476 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] [2020-10-29 11:44:01,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:44:01,477 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 11:44:01,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:01,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1189162869, now seen corresponding path program 1 times [2020-10-29 11:44:01,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:01,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [349231044] [2020-10-29 11:44:01,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:01,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:02,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:02,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:02,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:06,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:06,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:44:06,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:44:06,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:44:06,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:06,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:44:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:06,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:44:06,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:06,908 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:06,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:06,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:07,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:07,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:07,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:07,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:07,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:07,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:07,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:44:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:07,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:07,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:44:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:44:07,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:44:07,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:44:07,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:07,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:44:07,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:44:07,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:44:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:07,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:07,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:44:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:07,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:07,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:07,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:07,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:07,161 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 11:44:07,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [349231044] [2020-10-29 11:44:07,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:07,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:44:07,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370543142] [2020-10-29 11:44:07,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:44:07,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:07,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:44:07,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:44:07,164 INFO L87 Difference]: Start difference. First operand 440 states and 550 transitions. Second operand 10 states. [2020-10-29 11:44:07,715 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:09,020 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:09,458 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:09,815 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:10,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:10,345 INFO L93 Difference]: Finished difference Result 739 states and 989 transitions. [2020-10-29 11:44:10,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:44:10,346 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:44:10,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:10,347 INFO L225 Difference]: With dead ends: 739 [2020-10-29 11:44:10,347 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:44:10,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:44:10,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:44:10,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:44:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:44:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:44:10,352 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-29 11:44:10,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:10,353 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:44:10,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:44:10,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:44:10,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:44:10,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:44:10,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:44:14,686 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:14,947 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:15,229 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:15,740 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:16,260 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:16,785 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:17,117 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:17,421 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:17,945 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 8 [2020-10-29 11:44:18,289 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:18,830 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:44:19,399 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:19,677 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:19,953 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:44:20,478 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:44:20,801 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 9 [2020-10-29 11:44:21,340 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:44:21,617 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:21,900 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:44:22,211 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:22,680 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:23,190 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:23,499 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:24,018 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 11 [2020-10-29 11:44:24,330 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:24,647 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:24,930 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:44:25,512 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:26,062 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-29 11:44:26,612 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:44:26,630 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:44:26,630 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:44:26,630 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:44:26,630 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:44:26,630 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-29 11:44:26,630 INFO L274 CegarLoopResult]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2020-10-29 11:44:26,631 INFO L274 CegarLoopResult]: For program point L245(lines 222 246) no Hoare annotation was computed. [2020-10-29 11:44:26,631 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2020-10-29 11:44:26,631 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2020-10-29 11:44:26,631 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-10-29 11:44:26,631 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2020-10-29 11:44:26,632 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point L306(lines 279 307) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 927 933) the Hoare annotation is: true [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 927 933) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 934 942) no Hoare annotation was computed. [2020-10-29 11:44:26,633 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 934 942) the Hoare annotation is: true [2020-10-29 11:44:26,634 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 934 942) no Hoare annotation was computed. [2020-10-29 11:44:26,634 INFO L270 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,634 INFO L274 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2020-10-29 11:44:26,634 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 883 907) the Hoare annotation is: true [2020-10-29 11:44:26,634 INFO L270 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:26,634 INFO L274 CegarLoopResult]: For program point L893-1(line 893) no Hoare annotation was computed. [2020-10-29 11:44:26,634 INFO L274 CegarLoopResult]: For program point L891(lines 891 904) no Hoare annotation was computed. [2020-10-29 11:44:26,634 INFO L274 CegarLoopResult]: For program point L891-1(lines 883 907) no Hoare annotation was computed. [2020-10-29 11:44:26,634 INFO L277 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: true [2020-10-29 11:44:26,635 INFO L274 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-10-29 11:44:26,635 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 883 907) no Hoare annotation was computed. [2020-10-29 11:44:26,635 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,635 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,635 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,635 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,635 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:44:26,636 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-29 11:44:26,636 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,636 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,636 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:44:26,636 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-29 11:44:26,643 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 11:44:26,644 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 768 782) no Hoare annotation was computed. [2020-10-29 11:44:26,645 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,645 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 768 782) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:44:26,645 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 768 782) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point L772(lines 772 778) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 704 712) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 704 712) the Hoare annotation is: true [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 704 712) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 749 767) the Hoare annotation is: true [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point L758(lines 758 762) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 749 767) no Hoare annotation was computed. [2020-10-29 11:44:26,646 INFO L277 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: true [2020-10-29 11:44:26,646 INFO L274 CegarLoopResult]: For program point L758-2(lines 758 762) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L756-1(line 756) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 749 767) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L732(lines 732 740) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L732-2(lines 732 740) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 713 748) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 713 748) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 713 748) no Hoare annotation was computed. [2020-10-29 11:44:26,647 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 920 926) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 920 926) the Hoare annotation is: true [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point L479(lines 479 499) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point L496(lines 496 497) no Hoare annotation was computed. [2020-10-29 11:44:26,648 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 489 490) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 496 497) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point L489(lines 489 490) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point L485(lines 485 492) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-29 11:44:26,649 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 693 703) the Hoare annotation is: true [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 693 703) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L277 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: true [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point L698-1(line 698) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 693 703) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 685 692) the Hoare annotation is: true [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 685 692) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 685 692) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L270 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,650 INFO L274 CegarLoopResult]: For program point L671-1(lines 652 676) no Hoare annotation was computed. [2020-10-29 11:44:26,650 INFO L270 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,651 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 652 676) no Hoare annotation was computed. [2020-10-29 11:44:26,651 INFO L270 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,651 INFO L274 CegarLoopResult]: For program point L660(lines 660 668) no Hoare annotation was computed. [2020-10-29 11:44:26,651 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 652 676) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,651 INFO L270 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,651 INFO L274 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-10-29 11:44:26,651 INFO L274 CegarLoopResult]: For program point L656(lines 656 673) no Hoare annotation was computed. [2020-10-29 11:44:26,651 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 618 624) no Hoare annotation was computed. [2020-10-29 11:44:26,651 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 618 624) the Hoare annotation is: true [2020-10-29 11:44:26,652 INFO L270 CegarLoopResult]: At program point testENTRY(lines 514 581) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:44:26,652 INFO L270 CegarLoopResult]: At program point L574(lines 523 575) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,652 INFO L274 CegarLoopResult]: For program point testFINAL(lines 514 581) no Hoare annotation was computed. [2020-10-29 11:44:26,652 INFO L270 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,652 INFO L274 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-10-29 11:44:26,652 INFO L270 CegarLoopResult]: At program point L562-1(lines 554 569) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,652 INFO L274 CegarLoopResult]: For program point L525(lines 524 573) no Hoare annotation was computed. [2020-10-29 11:44:26,652 INFO L270 CegarLoopResult]: At program point L556(line 556) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,652 INFO L274 CegarLoopResult]: For program point L554(lines 554 569) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L270 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point L544(lines 544 550) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L270 CegarLoopResult]: At program point L571(lines 524 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,653 INFO L270 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-29 11:44:26,653 INFO L274 CegarLoopResult]: For program point testEXIT(lines 514 581) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 443 444) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 450 451) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point L443(lines 443 444) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point L439(lines 439 446) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point L433(lines 433 453) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2020-10-29 11:44:26,654 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point L450(lines 450 451) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 872 880) the Hoare annotation is: true [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 840 862) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 840 862) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 840 862) no Hoare annotation was computed. [2020-10-29 11:44:26,655 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L345(lines 345 361) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L405(lines 405 412) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L366(lines 365 385) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L362(lines 362 403) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-10-29 11:44:26,656 INFO L274 CegarLoopResult]: For program point L340(lines 340 344) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point L386(lines 364 387) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 910 919) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 910 919) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 910 919) no Hoare annotation was computed. [2020-10-29 11:44:26,657 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 677 684) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 677 684) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 677 684) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 863 871) the Hoare annotation is: true [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 863 871) no Hoare annotation was computed. [2020-10-29 11:44:26,658 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 863 871) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 819 830) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:44:26,659 INFO L274 CegarLoopResult]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 819 830) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,659 INFO L270 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,659 INFO L270 CegarLoopResult]: At program point L605(lines 605 611) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,659 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point L598(lines 597 616) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 594 617) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 594 617) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 594 617) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-29 11:44:26,660 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,660 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-29 11:44:26,661 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,661 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,661 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-29 11:44:26,661 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-29 11:44:26,661 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 831 839) the Hoare annotation is: true [2020-10-29 11:44:26,661 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 831 839) no Hoare annotation was computed. [2020-10-29 11:44:26,661 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 831 839) no Hoare annotation was computed. [2020-10-29 11:44:26,661 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 795 806) the Hoare annotation is: true [2020-10-29 11:44:26,661 INFO L274 CegarLoopResult]: For program point L799-1(lines 795 806) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 795 806) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:44:26,662 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 783 790) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 783 790) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 783 790) no Hoare annotation was computed. [2020-10-29 11:44:26,662 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 807 818) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L274 CegarLoopResult]: For program point L811-1(lines 807 818) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 807 818) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:44:26,663 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 944 951) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 944 951) the Hoare annotation is: true [2020-10-29 11:44:26,663 INFO L274 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 944 951) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L270 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,663 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 626 650) no Hoare annotation was computed. [2020-10-29 11:44:26,663 INFO L270 CegarLoopResult]: At program point L636(line 636) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,663 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 626 650) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,664 INFO L274 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-10-29 11:44:26,664 INFO L270 CegarLoopResult]: At program point L632(line 632) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:44:26,664 INFO L274 CegarLoopResult]: For program point L632-1(line 632) no Hoare annotation was computed. [2020-10-29 11:44:26,664 INFO L274 CegarLoopResult]: For program point L630(lines 630 647) no Hoare annotation was computed. [2020-10-29 11:44:26,664 INFO L270 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:44:26,664 INFO L274 CegarLoopResult]: For program point L645-1(lines 626 650) no Hoare annotation was computed. [2020-10-29 11:44:26,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:44:26 BoogieIcfgContainer [2020-10-29 11:44:26,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:44:26,684 INFO L168 Benchmark]: Toolchain (without parser) took 48217.92 ms. Allocated memory was 153.1 MB in the beginning and 585.1 MB in the end (delta: 432.0 MB). Free memory was 127.9 MB in the beginning and 549.0 MB in the end (delta: -421.1 MB). Peak memory consumption was 355.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:26,685 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:44:26,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.00 ms. Allocated memory is still 153.1 MB. Free memory was 127.3 MB in the beginning and 106.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:26,687 INFO L168 Benchmark]: Boogie Preprocessor took 88.41 ms. Allocated memory is still 153.1 MB. Free memory was 106.4 MB in the beginning and 102.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:26,688 INFO L168 Benchmark]: RCFGBuilder took 1316.38 ms. Allocated memory is still 153.1 MB. Free memory was 102.4 MB in the beginning and 93.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:26,688 INFO L168 Benchmark]: TraceAbstraction took 46132.73 ms. Allocated memory was 153.1 MB in the beginning and 585.1 MB in the end (delta: 432.0 MB). Free memory was 92.6 MB in the beginning and 549.0 MB in the end (delta: -456.4 MB). Peak memory consumption was 319.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:44:26,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 659.00 ms. Allocated memory is still 153.1 MB. Free memory was 127.3 MB in the beginning and 106.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 88.41 ms. Allocated memory is still 153.1 MB. Free memory was 106.4 MB in the beginning and 102.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1316.38 ms. Allocated memory is still 153.1 MB. Free memory was 102.4 MB in the beginning and 93.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 46132.73 ms. Allocated memory was 153.1 MB in the beginning and 585.1 MB in the end (delta: 432.0 MB). Free memory was 92.6 MB in the beginning and 549.0 MB in the end (delta: -456.4 MB). Peak memory consumption was 319.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 443]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 489]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: 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: 523]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 246 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 349 SDtfs, 717 SDslu, 323 SDs, 0 SdLazy, 1660 SolverSat, 474 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=440occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 167 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 620 PreInvPairs, 737 NumberOfFragments, 750 HoareAnnotationTreeSize, 620 FomulaSimplifications, 40366 FormulaSimplificationTreeSizeReduction, 3.7s HoareSimplificationTime, 63 FomulaSimplificationsInter, 19602 FormulaSimplificationTreeSizeReductionInter, 12.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.9s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 53270 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...