/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:28:39,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:28:39,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:28:39,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:28:39,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:28:39,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:28:39,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:28:39,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:28:39,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:28:39,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:28:39,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:28:39,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:28:39,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:28:39,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:28:39,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:28:39,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:28:39,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:28:39,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:28:39,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:28:39,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:28:39,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:28:39,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:28:39,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:28:39,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:28:39,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:28:39,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:28:39,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:28:39,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:28:39,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:28:39,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:28:39,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:28:39,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:28:39,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:28:39,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:28:39,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:28:39,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:28:39,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:28:39,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:28:39,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:28:39,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:28:39,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:28:39,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:28:39,505 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:28:39,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:28:39,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:28:39,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:28:39,509 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:28:39,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:28:39,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:28:39,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:28:39,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:28:39,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:28:39,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:28:39,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:28:39,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:28:39,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:28:39,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:28:39,512 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:28:39,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:28:39,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:28:39,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:28:39,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:28:39,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:28:39,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:28:39,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:28:39,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:28:39,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:28:39,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:28:39,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:28:39,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:28:39,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:28:39,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:28:39,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:28:39,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:28:39,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:28:39,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:28:39,958 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:28:39,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-10-29 11:28:40,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b2a9a1b0/fe3a86c1b5a74f67b661bb8db8e9a4b6/FLAG11cadba80 [2020-10-29 11:28:40,769 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:28:40,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2020-10-29 11:28:40,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b2a9a1b0/fe3a86c1b5a74f67b661bb8db8e9a4b6/FLAG11cadba80 [2020-10-29 11:28:41,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b2a9a1b0/fe3a86c1b5a74f67b661bb8db8e9a4b6 [2020-10-29 11:28:41,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:28:41,067 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:28:41,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:28:41,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:28:41,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:28:41,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565fecef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41, skipping insertion in model container [2020-10-29 11:28:41,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:28:41,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:28:41,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:28:41,534 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:28:41,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:28:41,640 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:28:41,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41 WrapperNode [2020-10-29 11:28:41,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:28:41,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:28:41,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:28:41,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:28:41,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... [2020-10-29 11:28:41,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:28:41,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:28:41,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:28:41,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:28:41,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:28:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:28:41,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:28:41,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:28:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:28:41,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:28:41,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:28:41,832 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:28:41,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:28:41,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:28:41,833 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:28:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:28:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:28:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:28:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:28:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:28:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:28:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:28:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:28:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:28:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:28:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:28:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:28:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:28:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:28:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:28:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:28:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:28:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:28:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:28:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:28:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:28:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:28:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:28:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:28:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:28:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:28:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:28:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:28:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:28:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:28:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:28:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:28:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:28:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:28:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:28:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:28:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:28:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:28:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:28:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:28:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:28:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:28:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:28:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:28:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:28:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:28:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:28:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:28:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:28:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:28:43,175 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:28:43,175 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:28:43,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:28:43 BoogieIcfgContainer [2020-10-29 11:28:43,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:28:43,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:28:43,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:28:43,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:28:43,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:28:41" (1/3) ... [2020-10-29 11:28:43,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76afddfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:28:43, skipping insertion in model container [2020-10-29 11:28:43,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:28:41" (2/3) ... [2020-10-29 11:28:43,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76afddfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:28:43, skipping insertion in model container [2020-10-29 11:28:43,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:28:43" (3/3) ... [2020-10-29 11:28:43,192 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2020-10-29 11:28:43,204 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:28:43,209 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:28:43,223 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:28:43,256 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:28:43,257 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:28:43,257 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:28:43,257 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:28:43,257 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:28:43,257 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:28:43,257 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:28:43,258 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:28:43,278 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-10-29 11:28:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:28:43,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:28:43,288 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:28:43,288 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:28:43,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:28:43,295 INFO L82 PathProgramCache]: Analyzing trace with hash -825427169, now seen corresponding path program 1 times [2020-10-29 11:28:43,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:28:43,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510731166] [2020-10-29 11:28:43,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:28:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:43,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:43,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:44,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:45,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:46,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:48,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:48,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:28:48,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:28:48,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5032 [2020-10-29 11:28:48,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:48,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:48,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:28:48,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:48,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:28:48,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-29 11:28:49,079 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:28:49,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:28:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:49,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-29 11:28:49,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:28:49,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:49,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:28:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:49,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:49,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:49,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:49,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:28:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:49,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:28:49,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:49,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:49,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:28:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:49,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:28:49,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:49,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:49,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:28:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:49,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:49,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:49,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:49,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:28:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:49,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:28:49,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:49,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:49,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:49,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:28:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:49,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:49,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:49,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:49,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:49,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:49,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:28:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:49,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:49,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:49,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:49,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:49,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:49,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:49,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:49,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:49,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:49,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:49,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:28:49,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510731166] [2020-10-29 11:28:49,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:28:49,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:28:49,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451274629] [2020-10-29 11:28:49,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:28:49,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:28:49,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:28:49,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:28:49,460 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 5 states. [2020-10-29 11:28:49,989 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:28:51,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:28:51,213 INFO L93 Difference]: Finished difference Result 251 states and 332 transitions. [2020-10-29 11:28:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 11:28:51,215 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:28:51,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:28:51,228 INFO L225 Difference]: With dead ends: 251 [2020-10-29 11:28:51,229 INFO L226 Difference]: Without dead ends: 140 [2020-10-29 11:28:51,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:28:51,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-29 11:28:51,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 109. [2020-10-29 11:28:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-29 11:28:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 126 transitions. [2020-10-29 11:28:51,343 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 126 transitions. Word has length 52 [2020-10-29 11:28:51,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:28:51,344 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 126 transitions. [2020-10-29 11:28:51,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:28:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2020-10-29 11:28:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:28:51,348 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:28:51,348 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:28:51,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:28:51,349 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:28:51,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:28:51,349 INFO L82 PathProgramCache]: Analyzing trace with hash -511190173, now seen corresponding path program 1 times [2020-10-29 11:28:51,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:28:51,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2101702196] [2020-10-29 11:28:51,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:28:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:51,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:52,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:52,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:52,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:53,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 11:28:56,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:28:56,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 11:28:56,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:28:56,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:56,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:28:56,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:56,868 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:28:56,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:28:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:56,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:56,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:56,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:56,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 11:28:56,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:56,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:56,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:28:56,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:28:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:56,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:57,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:28:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:57,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:57,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:57,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:28:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:57,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:57,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:28:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:57,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:57,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:57,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:28:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:57,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:57,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:57,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:28:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:28:57,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:28:57,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:28:57,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:28:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:57,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:28:57,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:57,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:57,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:28:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:57,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:28:57,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:28:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:57,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:28:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:57,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:57,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:57,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:57,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:57,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:28:57,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:28:57,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2101702196] [2020-10-29 11:28:57,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:28:57,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:28:57,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031556411] [2020-10-29 11:28:57,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:28:57,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:28:57,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:28:57,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:28:57,122 INFO L87 Difference]: Start difference. First operand 109 states and 126 transitions. Second operand 9 states. [2020-10-29 11:28:57,714 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:28:58,909 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:28:59,625 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:00,360 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:00,733 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:02,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:02,038 INFO L93 Difference]: Finished difference Result 353 states and 482 transitions. [2020-10-29 11:29:02,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:29:02,039 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-10-29 11:29:02,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:02,045 INFO L225 Difference]: With dead ends: 353 [2020-10-29 11:29:02,045 INFO L226 Difference]: Without dead ends: 255 [2020-10-29 11:29:02,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:29:02,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-29 11:29:02,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 170. [2020-10-29 11:29:02,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-29 11:29:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 199 transitions. [2020-10-29 11:29:02,131 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 199 transitions. Word has length 66 [2020-10-29 11:29:02,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:02,132 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 199 transitions. [2020-10-29 11:29:02,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:29:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 199 transitions. [2020-10-29 11:29:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 11:29:02,135 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:29:02,135 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:29:02,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:29:02,136 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:29:02,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:29:02,136 INFO L82 PathProgramCache]: Analyzing trace with hash 199355199, now seen corresponding path program 1 times [2020-10-29 11:29:02,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:29:02,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2077923022] [2020-10-29 11:29:02,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:29:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:02,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:02,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:02,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:03,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-29 11:29:07,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:29:07,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 11:29:07,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,697 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:07,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:29:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 11:29:07,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:29:07,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:29:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:07,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:07,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:07,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:29:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:29:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:07,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:07,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:29:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:07,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:29:07,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:07,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:29:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:07,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:07,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:29:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:07,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:07,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:29:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:29:07,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:29:07,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:29:07,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:29:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:29:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:29:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:29:07,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:07,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:29:07,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 11:29:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:07,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 11:29:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:29:07,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:29:07,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:29:07,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:29:07,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:29:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:29:07,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:29:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:29:07,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2077923022] [2020-10-29 11:29:07,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:29:07,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:29:07,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221827670] [2020-10-29 11:29:07,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:29:07,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:29:07,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:29:07,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:29:07,971 INFO L87 Difference]: Start difference. First operand 170 states and 199 transitions. Second operand 11 states. [2020-10-29 11:29:08,549 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:29:09,825 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:10,262 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:10,732 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:29:11,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:29:11,233 INFO L93 Difference]: Finished difference Result 318 states and 407 transitions. [2020-10-29 11:29:11,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:29:11,233 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-10-29 11:29:11,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:29:11,235 INFO L225 Difference]: With dead ends: 318 [2020-10-29 11:29:11,235 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:29:11,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:29:11,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:29:11,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:29:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:29:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:29:11,242 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-10-29 11:29:11,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:29:11,242 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:29:11,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:29:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:29:11,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:29:11,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:29:11,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:29:11,384 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:29:15,105 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-29 11:29:15,428 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:15,708 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:16,397 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-29 11:29:16,710 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-29 11:29:17,310 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-29 11:29:17,732 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:29:18,617 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-29 11:29:19,543 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-29 11:29:20,176 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2020-10-29 11:29:20,767 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:29:21,097 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:21,413 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:22,008 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:29:22,370 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-29 11:29:23,003 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-10-29 11:29:23,357 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:23,941 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-29 11:29:24,247 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:29:24,543 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:29:24,859 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:25,216 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:25,517 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:29:25,833 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:29:26,785 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-29 11:29:27,369 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:29:27,374 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:29:27,374 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:29:27,374 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point L415(lines 392 416) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point L399-1(lines 399 403) no Hoare annotation was computed. [2020-10-29 11:29:27,375 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point L393-2(lines 393 414) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point L450-2(lines 450 475) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point L476(lines 449 477) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:29:27,376 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 158 164) the Hoare annotation is: true [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 158 164) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 165 173) no Hoare annotation was computed. [2020-10-29 11:29:27,377 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 165 173) the Hoare annotation is: true [2020-10-29 11:29:27,377 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 165 173) no Hoare annotation was computed. [2020-10-29 11:29:27,378 INFO L270 CegarLoopResult]: At program point L258-1(line 258) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,378 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 252 274) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,378 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 252 274) no Hoare annotation was computed. [2020-10-29 11:29:27,378 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 252 274) no Hoare annotation was computed. [2020-10-29 11:29:27,378 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,378 INFO L270 CegarLoopResult]: At program point L264-1(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L262(lines 262 269) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L262-1(lines 262 269) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L270 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,379 INFO L270 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 208 231) no Hoare annotation was computed. [2020-10-29 11:29:27,379 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 208 231) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 208 231) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-10-29 11:29:27,380 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 779 785) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 779 785) the Hoare annotation is: true [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 812 819) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 812 819) no Hoare annotation was computed. [2020-10-29 11:29:27,381 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 812 819) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 856 864) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point L884(lines 884 892) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point L884-2(lines 884 892) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 865 900) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:29:27,382 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 865 900) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 865 900) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 151 157) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 151 157) the Hoare annotation is: true [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point L666(lines 666 667) no Hoare annotation was computed. [2020-10-29 11:29:27,383 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point L659(lines 659 660) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point L655(lines 655 662) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 659 660) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 666 667) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point L649(lines 649 669) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point L649-1(lines 649 669) no Hoare annotation was computed. [2020-10-29 11:29:27,384 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:29:27,385 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 241 251) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,385 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 241 251) no Hoare annotation was computed. [2020-10-29 11:29:27,385 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 241 251) no Hoare annotation was computed. [2020-10-29 11:29:27,385 INFO L270 CegarLoopResult]: At program point L246(line 246) 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) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:29:27,385 INFO L274 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-10-29 11:29:27,385 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 845 855) the Hoare annotation is: true [2020-10-29 11:29:27,385 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 845 855) no Hoare annotation was computed. [2020-10-29 11:29:27,386 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 845 855) no Hoare annotation was computed. [2020-10-29 11:29:27,386 INFO L277 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-10-29 11:29:27,386 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2020-10-29 11:29:27,386 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2020-10-29 11:29:27,386 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 837 844) no Hoare annotation was computed. [2020-10-29 11:29:27,386 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:27,386 INFO L270 CegarLoopResult]: At program point L797(line 797) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:27,386 INFO L274 CegarLoopResult]: For program point L795(lines 795 803) no Hoare annotation was computed. [2020-10-29 11:29:27,386 INFO L270 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:27,386 INFO L274 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-10-29 11:29:27,387 INFO L274 CegarLoopResult]: For program point L791(lines 791 808) no Hoare annotation was computed. [2020-10-29 11:29:27,387 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 787 811) no Hoare annotation was computed. [2020-10-29 11:29:27,387 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 787 811) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:27,387 INFO L270 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:29:27,387 INFO L274 CegarLoopResult]: For program point L806-1(lines 787 811) no Hoare annotation was computed. [2020-10-29 11:29:27,387 INFO L270 CegarLoopResult]: At program point testENTRY(lines 683 748) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:29:27,387 INFO L274 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-10-29 11:29:27,388 INFO L270 CegarLoopResult]: At program point L731-2(lines 723 736) 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 11:29:27,388 INFO L274 CegarLoopResult]: For program point testFINAL(lines 683 748) no Hoare annotation was computed. [2020-10-29 11:29:27,388 INFO L274 CegarLoopResult]: For program point L694(lines 693 740) no Hoare annotation was computed. [2020-10-29 11:29:27,388 INFO L270 CegarLoopResult]: At program point L725(line 725) 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 11:29:27,388 INFO L274 CegarLoopResult]: For program point L723(lines 723 736) no Hoare annotation was computed. [2020-10-29 11:29:27,388 INFO L270 CegarLoopResult]: At program point L715(line 715) 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 11:29:27,388 INFO L274 CegarLoopResult]: For program point L713(lines 713 719) no Hoare annotation was computed. [2020-10-29 11:29:27,388 INFO L274 CegarLoopResult]: For program point L713-1(lines 713 719) no Hoare annotation was computed. [2020-10-29 11:29:27,389 INFO L270 CegarLoopResult]: At program point L738(lines 693 740) 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 11:29:27,389 INFO L270 CegarLoopResult]: At program point L705(line 705) 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 11:29:27,389 INFO L274 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2020-10-29 11:29:27,389 INFO L274 CegarLoopResult]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2020-10-29 11:29:27,389 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-29 11:29:27,389 INFO L270 CegarLoopResult]: At program point L741(lines 692 742) 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 11:29:27,389 INFO L274 CegarLoopResult]: For program point testEXIT(lines 683 748) no Hoare annotation was computed. [2020-10-29 11:29:27,389 INFO L274 CegarLoopResult]: For program point L609(lines 609 616) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 613 614) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 620 621) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point L603(lines 603 623) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point L603-1(lines 603 623) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:29:27,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:29:27,391 INFO L274 CegarLoopResult]: For program point L620(lines 620 621) no Hoare annotation was computed. [2020-10-29 11:29:27,391 INFO L274 CegarLoopResult]: For program point L613(lines 613 614) no Hoare annotation was computed. [2020-10-29 11:29:27,391 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 286 314) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:27,391 INFO L270 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:29:27,391 INFO L274 CegarLoopResult]: For program point L299(lines 299 305) no Hoare annotation was computed. [2020-10-29 11:29:27,391 INFO L274 CegarLoopResult]: For program point L298(lines 298 308) no Hoare annotation was computed. [2020-10-29 11:29:27,391 INFO L270 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point L296-1(line 296) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point L294(lines 294 311) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point L294-1(lines 286 314) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L270 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 286 314) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point L292-1(line 292) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:29:27,392 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 278 285) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 278 285) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 278 285) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 141 150) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 141 150) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 141 150) no Hoare annotation was computed. [2020-10-29 11:29:27,393 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L574(lines 574 585) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L537(lines 537 541) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L535-2(lines 535 555) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L556(lines 534 557) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L515(lines 515 531) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L575(lines 575 582) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L536(lines 535 555) no Hoare annotation was computed. [2020-10-29 11:29:27,394 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point L532(lines 532 573) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-10-29 11:29:27,395 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~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~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point L831-1(lines 820 836) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 820 836) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-29 11:29:27,396 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 820 836) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:29:27,397 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 11:29:27,397 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,397 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,398 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,398 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-29 11:29:27,398 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:29:27,398 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:29:27,398 INFO L270 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 .cse2)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:27,398 INFO L270 CegarLoopResult]: At program point L766(lines 766 772) the Hoare annotation is: (let ((.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:27,399 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse0))) [2020-10-29 11:29:27,399 INFO L274 CegarLoopResult]: For program point L759(lines 758 777) no Hoare annotation was computed. [2020-10-29 11:29:27,399 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 755 778) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:27,399 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 755 778) no Hoare annotation was computed. [2020-10-29 11:29:27,399 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 755 778) no Hoare annotation was computed. [2020-10-29 11:29:27,399 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 177 206) no Hoare annotation was computed. [2020-10-29 11:29:27,399 INFO L274 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:29:27,399 INFO L270 CegarLoopResult]: At program point L191-1(lines 191 195) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:27,400 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 177 206) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:27,400 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-29 11:29:27,400 INFO L270 CegarLoopResult]: At program point L187-2(lines 187 201) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:29:27,400 INFO L270 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:29:27,400 INFO L274 CegarLoopResult]: For program point L183-1(line 183) no Hoare annotation was computed. [2020-10-29 11:29:27,400 INFO L277 CegarLoopResult]: At program point L202(lines 177 206) the Hoare annotation is: true [2020-10-29 11:29:27,400 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 232 238) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 232 238) the Hoare annotation is: true [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:29:27,401 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:29:27,401 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 901 908) no Hoare annotation was computed. [2020-10-29 11:29:27,402 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 901 908) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:29:27,402 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 901 908) no Hoare annotation was computed. [2020-10-29 11:29:27,402 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:29:27,402 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:29:27,402 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 11:29:27,402 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 128 135) no Hoare annotation was computed. [2020-10-29 11:29:27,402 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 128 135) the Hoare annotation is: true [2020-10-29 11:29:27,402 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-29 11:29:27,402 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 128 135) no Hoare annotation was computed. [2020-10-29 11:29:27,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:29:27 BoogieIcfgContainer [2020-10-29 11:29:27,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:29:27,424 INFO L168 Benchmark]: Toolchain (without parser) took 46360.74 ms. Allocated memory was 152.0 MB in the beginning and 633.3 MB in the end (delta: 481.3 MB). Free memory was 126.8 MB in the beginning and 312.2 MB in the end (delta: -185.4 MB). Peak memory consumption was 378.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:27,424 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 124.9 MB in the end (delta: 101.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:29:27,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.41 ms. Allocated memory is still 152.0 MB. Free memory was 126.2 MB in the beginning and 105.8 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:27,426 INFO L168 Benchmark]: Boogie Preprocessor took 94.69 ms. Allocated memory is still 152.0 MB. Free memory was 105.8 MB in the beginning and 101.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:27,427 INFO L168 Benchmark]: RCFGBuilder took 1443.08 ms. Allocated memory is still 152.0 MB. Free memory was 101.8 MB in the beginning and 130.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 58.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:27,428 INFO L168 Benchmark]: TraceAbstraction took 44237.92 ms. Allocated memory was 152.0 MB in the beginning and 633.3 MB in the end (delta: 481.3 MB). Free memory was 130.2 MB in the beginning and 312.2 MB in the end (delta: -182.0 MB). Peak memory consumption was 381.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:29:27,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 124.9 MB in the end (delta: 101.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 571.41 ms. Allocated memory is still 152.0 MB. Free memory was 126.2 MB in the beginning and 105.8 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.69 ms. Allocated memory is still 152.0 MB. Free memory was 105.8 MB in the beginning and 101.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1443.08 ms. Allocated memory is still 152.0 MB. Free memory was 101.8 MB in the beginning and 130.7 MB in the end (delta: -28.8 MB). Peak memory consumption was 58.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44237.92 ms. Allocated memory was 152.0 MB in the beginning and 633.3 MB in the end (delta: 481.3 MB). Free memory was 130.2 MB in the beginning and 312.2 MB in the end (delta: -182.0 MB). Peak memory consumption was 381.3 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: 620]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 613]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 659]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 666]: 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: 693]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (1 == systemActive && methaneLevelCritical == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 232 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 284 SDtfs, 629 SDslu, 342 SDs, 0 SdLazy, 1330 SolverSat, 464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred 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, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 269 PreInvPairs, 346 NumberOfFragments, 1012 HoareAnnotationTreeSize, 269 FomulaSimplifications, 41481 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 53 FomulaSimplificationsInter, 9746 FormulaSimplificationTreeSizeReductionInter, 12.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 63877 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...