/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_spec1_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:23:19,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:23:19,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:23:19,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:23:19,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:23:19,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:23:19,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:23:19,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:23:19,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:23:19,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:23:19,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:23:19,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:23:19,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:23:19,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:23:19,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:23:19,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:23:19,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:23:19,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:23:19,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:23:19,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:23:19,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:23:19,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:23:19,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:23:19,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:23:19,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:23:19,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:23:19,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:23:19,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:23:19,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:23:19,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:23:19,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:23:19,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:23:19,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:23:19,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:23:19,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:23:19,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:23:19,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:23:19,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:23:19,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:23:19,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:23:19,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:23:19,763 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 11:23:19,789 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:23:19,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:23:19,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:23:19,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:23:19,792 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:23:19,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:23:19,792 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:23:19,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:23:19,793 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:23:19,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:23:19,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:23:19,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:23:19,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:23:19,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:23:19,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:23:19,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:23:19,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:23:19,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:23:19,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:23:19,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:23:19,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:23:19,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:23:19,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:23:19,797 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:23:19,797 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:23:20,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:23:20,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:23:20,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:23:20,230 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:23:20,231 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:23:20,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-10-29 11:23:20,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df1c292f3/1843afe5b70847f08a891aef9fa35924/FLAGa952d834c [2020-10-29 11:23:21,091 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:23:21,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2020-10-29 11:23:21,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df1c292f3/1843afe5b70847f08a891aef9fa35924/FLAGa952d834c [2020-10-29 11:23:21,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df1c292f3/1843afe5b70847f08a891aef9fa35924 [2020-10-29 11:23:21,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:23:21,339 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:23:21,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:23:21,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:23:21,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:23:21,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:21,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160ce971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21, skipping insertion in model container [2020-10-29 11:23:21,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:21,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:23:21,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:23:21,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:23:21,814 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:23:21,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:23:21,958 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:23:21,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21 WrapperNode [2020-10-29 11:23:21,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:23:21,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:23:21,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:23:21,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:23:21,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:21,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (1/1) ... [2020-10-29 11:23:22,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:23:22,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:23:22,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:23:22,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:23:22,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (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 11:23:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:23:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:23:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:23:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:23:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:23:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:23:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:23:22,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:23:22,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:23:22,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:23:22,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:23:22,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:23:22,221 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:23:22,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:23:22,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:23:22,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:23:22,222 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:23:22,222 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:23:22,223 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:23:22,223 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:23:22,223 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:23:22,223 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:23:22,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:23:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:23:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:23:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:23:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:23:22,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:23:22,225 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:23:22,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:23:22,225 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:23:22,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:23:22,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:23:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:23:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:23:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:23:22,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:23:22,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:23:22,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:23:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:23:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:23:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:23:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:23:22,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:23:22,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:23:22,231 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:23:22,231 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:23:22,231 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:23:22,231 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:23:22,231 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:23:22,232 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:23:22,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:23:22,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:23:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:23:22,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:23:23,541 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:23:23,542 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:23:23,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:23:23 BoogieIcfgContainer [2020-10-29 11:23:23,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:23:23,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:23:23,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:23:23,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:23:23,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:23:21" (1/3) ... [2020-10-29 11:23:23,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@419c5d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:23:23, skipping insertion in model container [2020-10-29 11:23:23,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:23:21" (2/3) ... [2020-10-29 11:23:23,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@419c5d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:23:23, skipping insertion in model container [2020-10-29 11:23:23,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:23:23" (3/3) ... [2020-10-29 11:23:23,554 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2020-10-29 11:23:23,566 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:23:23,572 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:23:23,584 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:23:23,614 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:23:23,615 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:23:23,615 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:23:23,615 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:23:23,615 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:23:23,615 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:23:23,616 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:23:23,616 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:23:23,640 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2020-10-29 11:23:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:23:23,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:23,651 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 11:23:23,652 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 11:23:23,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:23,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1677453481, now seen corresponding path program 1 times [2020-10-29 11:23:23,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:23,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [112754574] [2020-10-29 11:23:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:24,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:24,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:24,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:26,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:27,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:28,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:28,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:23:28,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:23:28,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:23:28,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:28,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:28,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:23:28,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:23:28,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 11:23:29,487 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:29,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:29,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 11:23:29,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:29,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:29,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:29,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:29,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:29,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:29,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:29,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:29,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:29,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:29,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:29,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:29,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:29,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:29,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:29,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:29,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:29,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:29,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:23:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:29,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:29,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:29,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:29,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:23:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:29,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:29,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:29,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:29,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:29,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:29,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:29,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:29,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:29,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:29,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:29,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:29,762 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 11:23:29,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [112754574] [2020-10-29 11:23:29,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:29,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:23:29,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661227356] [2020-10-29 11:23:29,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:23:29,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:29,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:23:29,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:23:29,792 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 4 states. [2020-10-29 11:23:30,342 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:31,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:31,569 INFO L93 Difference]: Finished difference Result 251 states and 333 transitions. [2020-10-29 11:23:31,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:23:31,571 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:23:31,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:31,585 INFO L225 Difference]: With dead ends: 251 [2020-10-29 11:23:31,585 INFO L226 Difference]: Without dead ends: 135 [2020-10-29 11:23:31,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:23:31,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-29 11:23:31,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 104. [2020-10-29 11:23:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-29 11:23:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-10-29 11:23:31,690 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 47 [2020-10-29 11:23:31,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:31,691 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-10-29 11:23:31,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:23:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-10-29 11:23:31,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:23:31,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:31,695 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] [2020-10-29 11:23:31,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:23:31,695 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 11:23:31,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:31,696 INFO L82 PathProgramCache]: Analyzing trace with hash -719430824, now seen corresponding path program 1 times [2020-10-29 11:23:31,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:31,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541064940] [2020-10-29 11:23:31,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:31,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:33,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:33,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:33,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:36,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:36,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:23:36,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:23:36,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 11:23:36,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:36,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:36,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:23:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:36,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:23:36,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:37,159 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:37,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:37,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-29 11:23:37,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:37,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:37,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:37,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:37,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:37,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:37,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:37,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:37,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:37,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:37,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:37,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:37,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:37,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:37,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:23:37,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:37,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:37,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:23:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:23:37,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:37,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:23:37,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:37,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:23:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:37,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:23:37,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:37,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:37,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:23:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:37,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:23:37,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:37,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:37,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:37,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:23:37,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:23:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:37,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:37,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:37,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:37,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:37,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:37,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:23:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:37,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:23:37,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:37,431 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 11:23:37,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541064940] [2020-10-29 11:23:37,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:37,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:23:37,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136679960] [2020-10-29 11:23:37,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:23:37,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:37,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:23:37,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:23:37,437 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 8 states. [2020-10-29 11:23:38,101 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:39,355 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:40,061 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:40,746 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:41,142 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:23:41,810 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:42,568 INFO L93 Difference]: Finished difference Result 350 states and 479 transitions. [2020-10-29 11:23:42,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:23:42,569 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:23:42,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:42,574 INFO L225 Difference]: With dead ends: 350 [2020-10-29 11:23:42,574 INFO L226 Difference]: Without dead ends: 247 [2020-10-29 11:23:42,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:23:42,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-29 11:23:42,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 165. [2020-10-29 11:23:42,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-10-29 11:23:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 193 transitions. [2020-10-29 11:23:42,692 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 193 transitions. Word has length 56 [2020-10-29 11:23:42,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:42,693 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 193 transitions. [2020-10-29 11:23:42,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:23:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 193 transitions. [2020-10-29 11:23:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:23:42,706 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:23:42,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:23:42,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:23:42,707 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 11:23:42,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:23:42,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1921876250, now seen corresponding path program 1 times [2020-10-29 11:23:42,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:23:42,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704029761] [2020-10-29 11:23:42,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:23:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:42,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:42,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:43,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:44,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:44,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:23:44,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1770 [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:23:44,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 11:23:44,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:44,940 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:44,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:23:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:44,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:45,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 11:23:45,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:23:45,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:23:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:45,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:45,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:45,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:23:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:45,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:45,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:45,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:23:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:45,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:23:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:45,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:45,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:45,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:23:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:45,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:45,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:45,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:45,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:23:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:23:45,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:23:45,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:23:45,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:45,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:23:45,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:23:45,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:23:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:23:45,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:23:45,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:23:45,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:23:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:23:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:45,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:23:45,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:23:45,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:45,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:23:45,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:23:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:23:45,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:23:45,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:23:45,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:23:45,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:23:45,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:23:45,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:23:45,245 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 11:23:45,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704029761] [2020-10-29 11:23:45,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:23:45,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:23:45,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752599701] [2020-10-29 11:23:45,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:23:45,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:23:45,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:23:45,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:23:45,249 INFO L87 Difference]: Start difference. First operand 165 states and 193 transitions. Second operand 10 states. [2020-10-29 11:23:46,020 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:23:47,197 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:47,638 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:23:48,080 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:23:48,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:23:48,421 INFO L93 Difference]: Finished difference Result 300 states and 375 transitions. [2020-10-29 11:23:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:23:48,422 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2020-10-29 11:23:48,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:23:48,423 INFO L225 Difference]: With dead ends: 300 [2020-10-29 11:23:48,423 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:23:48,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:23:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:23:48,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:23:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:23:48,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:23:48,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-29 11:23:48,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:23:48,427 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:23:48,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:23:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:23:48,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:23:48,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:23:48,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:23:51,575 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:23:51,867 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:52,175 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:52,457 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:53,033 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-29 11:23:53,381 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:23:54,205 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:23:54,793 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:23:55,380 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:23:55,724 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:56,314 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:23:56,618 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:56,925 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:23:57,210 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:57,519 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:23:57,788 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:23:58,063 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:58,621 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:23:58,891 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:23:59,171 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:23:59,435 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:23:59,717 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:00,503 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:01,297 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:01,564 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:02,128 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:24:02,133 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:24:02,133 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:24:02,133 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:24:02,133 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 226) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L227(lines 204 228) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:24:02,134 INFO L274 CegarLoopResult]: For program point L288(lines 261 289) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L268-1(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L274 CegarLoopResult]: For program point L262-2(lines 262 287) no Hoare annotation was computed. [2020-10-29 11:24:02,135 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 515 521) the Hoare annotation is: true [2020-10-29 11:24:02,136 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 515 521) no Hoare annotation was computed. [2020-10-29 11:24:02,136 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 522 530) no Hoare annotation was computed. [2020-10-29 11:24:02,136 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 522 530) the Hoare annotation is: true [2020-10-29 11:24:02,136 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 522 530) no Hoare annotation was computed. [2020-10-29 11:24:02,136 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 607 629) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,136 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 607 629) no Hoare annotation was computed. [2020-10-29 11:24:02,136 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 607 629) no Hoare annotation was computed. [2020-10-29 11:24:02,136 INFO L270 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,137 INFO L270 CegarLoopResult]: At program point L619-1(line 619) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,137 INFO L274 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2020-10-29 11:24:02,137 INFO L274 CegarLoopResult]: For program point L617-1(lines 617 624) no Hoare annotation was computed. [2020-10-29 11:24:02,137 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-29 11:24:02,137 INFO L270 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,137 INFO L270 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,137 INFO L270 CegarLoopResult]: At program point L613-1(line 613) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 565 588) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 565 588) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 565 588) no Hoare annotation was computed. [2020-10-29 11:24:02,138 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 730 736) no Hoare annotation was computed. [2020-10-29 11:24:02,139 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 730 736) the Hoare annotation is: true [2020-10-29 11:24:02,139 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 763 770) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 763 770) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 763 770) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 807 815) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 807 815) the Hoare annotation is: true [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 807 815) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point L823(lines 823 831) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point L823-2(lines 823 831) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 816 851) no Hoare annotation was computed. [2020-10-29 11:24:02,140 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 816 851) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point L835(lines 835 843) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 816 851) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 508 514) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 508 514) the Hoare annotation is: true [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:24:02,141 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point L471(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point L461(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:24:02,142 INFO L274 CegarLoopResult]: For program point L461-1(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 597 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 597 606) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 597 606) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L277 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: true [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-29 11:24:02,143 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 796 806) the Hoare annotation is: true [2020-10-29 11:24:02,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 796 806) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 796 806) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 788 795) the Hoare annotation is: true [2020-10-29 11:24:02,144 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 788 795) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 788 795) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 738 762) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L270 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,144 INFO L274 CegarLoopResult]: For program point L757-1(lines 738 762) no Hoare annotation was computed. [2020-10-29 11:24:02,144 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 738 762) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,145 INFO L274 CegarLoopResult]: For program point L746(lines 746 754) no Hoare annotation was computed. [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,145 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-29 11:24:02,145 INFO L274 CegarLoopResult]: For program point L742(lines 742 759) no Hoare annotation was computed. [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point testENTRY(lines 632 697) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:02,145 INFO L274 CegarLoopResult]: For program point testFINAL(lines 632 697) no Hoare annotation was computed. [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point L690(lines 641 691) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-29 11:24:02,145 INFO L274 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-10-29 11:24:02,145 INFO L270 CegarLoopResult]: At program point L680-2(lines 672 685) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:24:02,146 INFO L274 CegarLoopResult]: For program point L643(lines 642 689) no Hoare annotation was computed. [2020-10-29 11:24:02,146 INFO L270 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:24:02,146 INFO L274 CegarLoopResult]: For program point L672(lines 672 685) no Hoare annotation was computed. [2020-10-29 11:24:02,146 INFO L270 CegarLoopResult]: At program point L664(line 664) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:24:02,146 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-10-29 11:24:02,146 INFO L274 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2020-10-29 11:24:02,146 INFO L270 CegarLoopResult]: At program point L687(lines 642 689) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:24:02,147 INFO L270 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point L652(lines 652 658) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point L652-1(lines 652 658) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point L644(lines 644 648) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point testEXIT(lines 632 697) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point L415(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point L415-1(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:24:02,147 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point L425(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point L421(lines 421 428) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:24:02,148 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L347-2(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L368(lines 346 369) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L327(lines 327 343) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L387(lines 387 394) no Hoare annotation was computed. [2020-10-29 11:24:02,149 INFO L274 CegarLoopResult]: For program point L348(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L344(lines 344 385) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L363-1(line 363) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point L386(lines 386 397) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 498 507) no Hoare annotation was computed. [2020-10-29 11:24:02,150 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 498 507) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 498 507) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point L782-1(lines 771 787) no Hoare annotation was computed. [2020-10-29 11:24:02,151 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 771 787) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point L778(lines 778 784) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 771 787) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:24:02,152 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:24:02,153 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 706 729) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:02,154 INFO L270 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:24:02,154 INFO L270 CegarLoopResult]: At program point L717(lines 717 723) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,154 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 706 729) no Hoare annotation was computed. [2020-10-29 11:24:02,154 INFO L270 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-29 11:24:02,154 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 706 729) no Hoare annotation was computed. [2020-10-29 11:24:02,154 INFO L274 CegarLoopResult]: For program point L710(lines 709 728) no Hoare annotation was computed. [2020-10-29 11:24:02,154 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-29 11:24:02,154 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 534 563) no Hoare annotation was computed. [2020-10-29 11:24:02,155 INFO L270 CegarLoopResult]: At program point L544-2(lines 544 558) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,155 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 534 563) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:02,155 INFO L270 CegarLoopResult]: At program point L540(line 540) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:02,155 INFO L274 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-10-29 11:24:02,155 INFO L277 CegarLoopResult]: At program point L559(lines 534 563) the Hoare annotation is: true [2020-10-29 11:24:02,155 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-29 11:24:02,155 INFO L274 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-10-29 11:24:02,155 INFO L270 CegarLoopResult]: At program point L548-1(lines 548 552) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:02,156 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:24:02,156 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:24:02,156 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:24:02,156 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 589 595) no Hoare annotation was computed. [2020-10-29 11:24:02,156 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 589 595) the Hoare annotation is: true [2020-10-29 11:24:02,156 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,156 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:24:02,156 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:24:02,156 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 852 859) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 852 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 852 859) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 888 895) no Hoare annotation was computed. [2020-10-29 11:24:02,157 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-10-29 11:24:02,158 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 888 895) the Hoare annotation is: true [2020-10-29 11:24:02,158 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 888 895) no Hoare annotation was computed. [2020-10-29 11:24:02,158 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 862 886) the Hoare annotation is: true [2020-10-29 11:24:02,158 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 862 886) no Hoare annotation was computed. [2020-10-29 11:24:02,158 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:02,158 INFO L274 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2020-10-29 11:24:02,158 INFO L270 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:02,158 INFO L274 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-10-29 11:24:02,158 INFO L274 CegarLoopResult]: For program point L870(lines 870 883) no Hoare annotation was computed. [2020-10-29 11:24:02,159 INFO L274 CegarLoopResult]: For program point L870-1(lines 862 886) no Hoare annotation was computed. [2020-10-29 11:24:02,159 INFO L277 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: true [2020-10-29 11:24:02,159 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-29 11:24:02,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:24:02 BoogieIcfgContainer [2020-10-29 11:24:02,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:24:02,182 INFO L168 Benchmark]: Toolchain (without parser) took 40847.81 ms. Allocated memory was 159.4 MB in the beginning and 480.2 MB in the end (delta: 320.9 MB). Free memory was 134.5 MB in the beginning and 215.1 MB in the end (delta: -80.5 MB). Peak memory consumption was 285.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:02,183 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 125.8 MB. Free memory was 100.4 MB in the beginning and 100.3 MB in the end (delta: 73.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:24:02,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.44 ms. Allocated memory is still 159.4 MB. Free memory was 133.9 MB in the beginning and 112.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:02,185 INFO L168 Benchmark]: Boogie Preprocessor took 108.66 ms. Allocated memory is still 159.4 MB. Free memory was 112.8 MB in the beginning and 109.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:02,186 INFO L168 Benchmark]: RCFGBuilder took 1474.58 ms. Allocated memory is still 159.4 MB. Free memory was 108.9 MB in the beginning and 103.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:02,187 INFO L168 Benchmark]: TraceAbstraction took 38633.94 ms. Allocated memory was 159.4 MB in the beginning and 480.2 MB in the end (delta: 320.9 MB). Free memory was 103.0 MB in the beginning and 215.1 MB in the end (delta: -112.0 MB). Peak memory consumption was 254.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:02,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 125.8 MB. Free memory was 100.4 MB in the beginning and 100.3 MB in the end (delta: 73.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 616.44 ms. Allocated memory is still 159.4 MB. Free memory was 133.9 MB in the beginning and 112.8 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 108.66 ms. Allocated memory is still 159.4 MB. Free memory was 112.8 MB in the beginning and 109.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1474.58 ms. Allocated memory is still 159.4 MB. Free memory was 108.9 MB in the beginning and 103.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 38633.94 ms. Allocated memory was 159.4 MB in the beginning and 480.2 MB in the end (delta: 320.9 MB). Free memory was 103.0 MB in the beginning and 215.1 MB in the end (delta: -112.0 MB). Peak memory consumption was 254.2 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: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 425]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 471]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: 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: 642]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (1 == systemActive && methaneLevelCritical == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 227 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 24.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 642 SDslu, 228 SDs, 0 SdLazy, 1104 SolverSat, 450 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 113 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 260 PreInvPairs, 344 NumberOfFragments, 875 HoareAnnotationTreeSize, 260 FomulaSimplifications, 39620 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 51 FomulaSimplificationsInter, 9876 FormulaSimplificationTreeSizeReductionInter, 11.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.9s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 54472 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...