/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:24:14,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:24:14,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:24:14,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:24:14,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:24:14,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:24:14,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:24:14,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:24:14,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:24:14,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:24:14,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:24:14,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:24:14,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:24:14,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:24:15,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:24:15,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:24:15,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:24:15,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:24:15,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:24:15,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:24:15,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:24:15,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:24:15,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:24:15,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:24:15,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:24:15,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:24:15,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:24:15,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:24:15,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:24:15,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:24:15,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:24:15,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:24:15,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:24:15,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:24:15,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:24:15,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:24:15,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:24:15,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:24:15,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:24:15,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:24:15,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:24:15,061 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 11:24:15,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:24:15,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:24:15,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:24:15,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:24:15,125 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:24:15,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:24:15,126 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:24:15,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:24:15,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:24:15,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:24:15,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:24:15,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:24:15,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:24:15,128 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:24:15,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:24:15,129 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:24:15,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:24:15,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:24:15,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:24:15,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:24:15,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:24:15,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:24:15,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:24:15,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:24:15,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:24:15,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:24:15,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:24:15,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:24:15,132 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:24:15,132 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:24:15,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:24:15,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:24:15,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:24:15,603 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:24:15,604 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:24:15,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2020-10-29 11:24:15,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/605af9a79/431d10af28c946379db062a3578e80e2/FLAG17aaa9403 [2020-10-29 11:24:16,367 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:24:16,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2020-10-29 11:24:16,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/605af9a79/431d10af28c946379db062a3578e80e2/FLAG17aaa9403 [2020-10-29 11:24:16,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/605af9a79/431d10af28c946379db062a3578e80e2 [2020-10-29 11:24:16,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:24:16,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:24:16,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:16,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:24:16,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:24:16,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:16" (1/1) ... [2020-10-29 11:24:16,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188c54bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:16, skipping insertion in model container [2020-10-29 11:24:16,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:16" (1/1) ... [2020-10-29 11:24:16,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:24:16,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:24:17,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:17,148 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:24:17,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:17,281 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:24:17,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17 WrapperNode [2020-10-29 11:24:17,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:17,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:24:17,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:24:17,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:24:17,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:24:17,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:24:17,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:24:17,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:24:17,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (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 11:24:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:24:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:24:17,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:24:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:17,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:24:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:24:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:24:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:24:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:24:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:24:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:24:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:24:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:24:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:24:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:24:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:24:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:24:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:24:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:24:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:24:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:24:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:24:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:24:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:24:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:24:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:24:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:24:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:24:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:24:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:24:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:24:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:24:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:24:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:24:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:24:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:24:21,001 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:24:21,001 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:24:21,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:21 BoogieIcfgContainer [2020-10-29 11:24:21,003 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:24:21,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:24:21,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:24:21,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:24:21,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:24:16" (1/3) ... [2020-10-29 11:24:21,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72aa122a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:21, skipping insertion in model container [2020-10-29 11:24:21,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (2/3) ... [2020-10-29 11:24:21,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72aa122a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:21, skipping insertion in model container [2020-10-29 11:24:21,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:21" (3/3) ... [2020-10-29 11:24:21,012 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2020-10-29 11:24:21,024 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:24:21,029 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:24:21,042 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:24:21,068 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:24:21,069 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:24:21,069 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:24:21,069 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:24:21,069 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:24:21,069 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:24:21,069 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:24:21,069 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:24:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-29 11:24:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:24:21,102 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:21,103 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:24:21,104 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 11:24:21,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:21,110 INFO L82 PathProgramCache]: Analyzing trace with hash 139820920, now seen corresponding path program 1 times [2020-10-29 11:24:21,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:21,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [245391187] [2020-10-29 11:24:21,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:21,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:21,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:22,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:23,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:24,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:26,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:26,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:24:26,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:24:26,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 11:24:26,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:26,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:24:26,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:26,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:24:26,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:24:27,193 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:27,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:27,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-29 11:24:27,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:27,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:27,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:27,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:27,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:27,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:27,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:27,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:27,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:27,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:27,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:27,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:27,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:27,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:27,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:27,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:27,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:27,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:27,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:27,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:27,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:27,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:24:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:27,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:27,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:27,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:27,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 20 [2020-10-29 11:24:27,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:24:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:27,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:27,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:27,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:27,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:27,475 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 11:24:27,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [245391187] [2020-10-29 11:24:27,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:27,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:24:27,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546682303] [2020-10-29 11:24:27,488 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:24:27,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:27,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:24:27,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:24:27,508 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 4 states. [2020-10-29 11:24:28,391 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:31,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:31,578 INFO L93 Difference]: Finished difference Result 444 states and 593 transitions. [2020-10-29 11:24:31,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:24:31,581 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:24:31,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:31,599 INFO L225 Difference]: With dead ends: 444 [2020-10-29 11:24:31,599 INFO L226 Difference]: Without dead ends: 289 [2020-10-29 11:24:31,604 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:24:31,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-29 11:24:31,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 225. [2020-10-29 11:24:31,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-29 11:24:31,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 274 transitions. [2020-10-29 11:24:31,767 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 274 transitions. Word has length 47 [2020-10-29 11:24:31,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:31,767 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 274 transitions. [2020-10-29 11:24:31,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:24:31,768 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 274 transitions. [2020-10-29 11:24:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:24:31,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:31,773 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 11:24:31,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:24:31,774 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 11:24:31,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:31,774 INFO L82 PathProgramCache]: Analyzing trace with hash 345156201, now seen corresponding path program 1 times [2020-10-29 11:24:31,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:31,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2123701022] [2020-10-29 11:24:31,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:31,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:32,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:32,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:32,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:34,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:36,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:36,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 11:24:36,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:24:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 11:24:36,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:36,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:24:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:24:36,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:37,282 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:37,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:37,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:37,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:37,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:37,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:37,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:37,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:37,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:37,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:24:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:24:37,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:24:37,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:24:37,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:37,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:37,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:37,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:37,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:24:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:37,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:24:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:37,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:37,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:37,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:37,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:37,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:37,497 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 11:24:37,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2123701022] [2020-10-29 11:24:37,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:37,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:24:37,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385291714] [2020-10-29 11:24:37,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:24:37,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:37,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:24:37,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:24:37,501 INFO L87 Difference]: Start difference. First operand 225 states and 274 transitions. Second operand 8 states. [2020-10-29 11:24:38,132 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:39,339 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:24:40,462 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:40,879 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:24:41,328 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:24:42,010 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:24:43,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:43,537 INFO L93 Difference]: Finished difference Result 806 states and 1116 transitions. [2020-10-29 11:24:43,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:24:43,537 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-10-29 11:24:43,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:43,546 INFO L225 Difference]: With dead ends: 806 [2020-10-29 11:24:43,546 INFO L226 Difference]: Without dead ends: 560 [2020-10-29 11:24:43,557 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:24:43,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-10-29 11:24:43,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 392. [2020-10-29 11:24:43,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-10-29 11:24:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 481 transitions. [2020-10-29 11:24:43,770 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 481 transitions. Word has length 66 [2020-10-29 11:24:43,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:43,770 INFO L481 AbstractCegarLoop]: Abstraction has 392 states and 481 transitions. [2020-10-29 11:24:43,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:24:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 481 transitions. [2020-10-29 11:24:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:24:43,775 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:43,776 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:24:43,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:24:43,776 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 11:24:43,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:43,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1243807077, now seen corresponding path program 1 times [2020-10-29 11:24:43,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:43,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1438629396] [2020-10-29 11:24:43,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:43,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:44,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:44,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:45,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:45,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:24:45,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1895 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:24:45,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,153 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:46,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 11:24:46,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:46,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:46,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:46,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:46,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:46,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:46,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:46,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:46,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:24:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:46,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:46,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:46,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:24:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:24:46,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:24:46,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:24:46,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:24:46,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:24:46,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:24:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:46,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:46,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:24:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:46,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:46,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:46,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:46,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:46,384 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 11:24:46,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1438629396] [2020-10-29 11:24:46,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:46,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:24:46,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497566360] [2020-10-29 11:24:46,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:24:46,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:46,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:24:46,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:24:46,387 INFO L87 Difference]: Start difference. First operand 392 states and 481 transitions. Second operand 10 states. [2020-10-29 11:24:47,075 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:48,378 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:48,807 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:49,190 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:24:49,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:49,900 INFO L93 Difference]: Finished difference Result 720 states and 956 transitions. [2020-10-29 11:24:49,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:24:49,900 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:24:49,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:49,901 INFO L225 Difference]: With dead ends: 720 [2020-10-29 11:24:49,901 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:24:49,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:24:49,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:24:49,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:24:49,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:24:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:24:49,907 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-29 11:24:49,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:49,909 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:24:49,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:24:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:24:49,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:24:49,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:24:49,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:24:55,017 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:24:55,309 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:24:55,596 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:24:56,155 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:24:56,441 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:24:56,977 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-29 11:24:57,311 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:57,857 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:24:58,630 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:24:58,951 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:24:59,480 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:00,045 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:25:00,623 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:25:00,931 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:01,464 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:01,722 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:02,034 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:02,627 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:25:03,161 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:03,955 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:25:04,261 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-10-29 11:25:04,561 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:05,065 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:05,352 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:05,644 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:05,940 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:06,217 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:06,537 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:07,312 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:25:07,838 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:08,318 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 11 [2020-10-29 11:25:08,338 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:25:08,338 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:25:08,338 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:25:08,338 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:08,339 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-29 11:25:08,340 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 935 941) the Hoare annotation is: true [2020-10-29 11:25:08,341 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 935 941) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 942 950) no Hoare annotation was computed. [2020-10-29 11:25:08,341 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 942 950) the Hoare annotation is: true [2020-10-29 11:25:08,342 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 942 950) no Hoare annotation was computed. [2020-10-29 11:25:08,342 INFO L270 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,342 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 690 712) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,342 INFO L270 CegarLoopResult]: At program point L702-1(line 702) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,342 INFO L274 CegarLoopResult]: For program point L700(lines 700 707) no Hoare annotation was computed. [2020-10-29 11:25:08,342 INFO L274 CegarLoopResult]: For program point L700-1(lines 700 707) no Hoare annotation was computed. [2020-10-29 11:25:08,343 INFO L274 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-10-29 11:25:08,343 INFO L270 CegarLoopResult]: At program point L697(line 697) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,343 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 690 712) no Hoare annotation was computed. [2020-10-29 11:25:08,343 INFO L270 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,343 INFO L270 CegarLoopResult]: At program point L696-1(line 696) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,343 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 690 712) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 646 669) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 646 669) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 646 669) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L664(line 664) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L663(line 663) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L661(line 661) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L660(line 660) no Hoare annotation was computed. [2020-10-29 11:25:08,344 INFO L274 CegarLoopResult]: For program point L659(line 659) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L658(line 658) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L657(line 657) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L656(line 656) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L654(line 654) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L653(line 653) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-10-29 11:25:08,345 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 893 907) no Hoare annotation was computed. [2020-10-29 11:25:08,346 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 893 907) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:25:08,346 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 893 907) no Hoare annotation was computed. [2020-10-29 11:25:08,346 INFO L270 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,346 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 829 837) no Hoare annotation was computed. [2020-10-29 11:25:08,346 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 829 837) the Hoare annotation is: true [2020-10-29 11:25:08,346 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 829 837) no Hoare annotation was computed. [2020-10-29 11:25:08,346 INFO L277 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 874 892) the Hoare annotation is: true [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 874 892) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 874 892) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point L857(lines 857 865) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2020-10-29 11:25:08,347 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 838 873) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point L845(lines 845 853) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 838 873) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 838 873) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 928 934) no Hoare annotation was computed. [2020-10-29 11:25:08,348 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 928 934) the Hoare annotation is: true [2020-10-29 11:25:08,348 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:25:08,349 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 677 686) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 677 686) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 677 686) no Hoare annotation was computed. [2020-10-29 11:25:08,350 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 818 828) the Hoare annotation is: true [2020-10-29 11:25:08,350 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 818 828) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L277 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-10-29 11:25:08,351 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 818 828) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L274 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 810 817) the Hoare annotation is: true [2020-10-29 11:25:08,351 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L270 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,351 INFO L274 CegarLoopResult]: For program point L796-1(lines 777 801) no Hoare annotation was computed. [2020-10-29 11:25:08,351 INFO L270 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,352 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 777 801) no Hoare annotation was computed. [2020-10-29 11:25:08,352 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 777 801) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,352 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,352 INFO L274 CegarLoopResult]: For program point L785(lines 785 793) no Hoare annotation was computed. [2020-10-29 11:25:08,352 INFO L270 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,352 INFO L274 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-10-29 11:25:08,352 INFO L274 CegarLoopResult]: For program point L781(lines 781 798) no Hoare annotation was computed. [2020-10-29 11:25:08,352 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 743 749) no Hoare annotation was computed. [2020-10-29 11:25:08,352 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 743 749) the Hoare annotation is: true [2020-10-29 11:25:08,353 INFO L270 CegarLoopResult]: At program point testENTRY(lines 545 612) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,353 INFO L270 CegarLoopResult]: At program point L605(lines 554 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,353 INFO L274 CegarLoopResult]: For program point testFINAL(lines 545 612) no Hoare annotation was computed. [2020-10-29 11:25:08,353 INFO L270 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,353 INFO L274 CegarLoopResult]: For program point L593(lines 593 599) no Hoare annotation was computed. [2020-10-29 11:25:08,353 INFO L270 CegarLoopResult]: At program point L593-1(lines 585 600) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,353 INFO L274 CegarLoopResult]: For program point L556(lines 555 604) no Hoare annotation was computed. [2020-10-29 11:25:08,354 INFO L270 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,354 INFO L274 CegarLoopResult]: For program point L585(lines 585 600) no Hoare annotation was computed. [2020-10-29 11:25:08,354 INFO L270 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,354 INFO L274 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-10-29 11:25:08,354 INFO L274 CegarLoopResult]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2020-10-29 11:25:08,354 INFO L270 CegarLoopResult]: At program point L602(lines 555 604) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,354 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point L565(lines 565 571) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point L565-1(lines 565 571) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point testEXIT(lines 545 612) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:25:08,355 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:25:08,356 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2020-10-29 11:25:08,356 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L470(lines 470 478) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:25:08,357 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:25:08,358 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 918 927) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 918 927) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 918 927) no Hoare annotation was computed. [2020-10-29 11:25:08,359 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 802 809) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 802 809) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 802 809) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:08,360 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 441 452) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-29 11:25:08,361 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-29 11:25:08,362 INFO L270 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:25:08,362 INFO L270 CegarLoopResult]: At program point L730(lines 730 736) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,362 INFO L270 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,362 INFO L274 CegarLoopResult]: For program point L723(lines 722 741) no Hoare annotation was computed. [2020-10-29 11:25:08,362 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 719 742) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:25:08,362 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 719 742) no Hoare annotation was computed. [2020-10-29 11:25:08,362 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 719 742) no Hoare annotation was computed. [2020-10-29 11:25:08,363 INFO L277 CegarLoopResult]: At program point L640(lines 615 644) the Hoare annotation is: true [2020-10-29 11:25:08,363 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 615 644) no Hoare annotation was computed. [2020-10-29 11:25:08,363 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 615 644) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:25:08,363 INFO L274 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-10-29 11:25:08,363 INFO L274 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-10-29 11:25:08,363 INFO L270 CegarLoopResult]: At program point L629-1(lines 629 633) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,363 INFO L274 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2020-10-29 11:25:08,363 INFO L270 CegarLoopResult]: At program point L625-2(lines 625 639) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,364 INFO L270 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:25:08,364 INFO L274 CegarLoopResult]: For program point L621-1(line 621) no Hoare annotation was computed. [2020-10-29 11:25:08,364 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2020-10-29 11:25:08,364 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2020-10-29 11:25:08,364 INFO L274 CegarLoopResult]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2020-10-29 11:25:08,364 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 670 676) no Hoare annotation was computed. [2020-10-29 11:25:08,364 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 670 676) the Hoare annotation is: true [2020-10-29 11:25:08,364 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,364 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 11:25:08,365 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:25:08,365 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:08,365 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 908 915) no Hoare annotation was computed. [2020-10-29 11:25:08,365 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 908 915) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:25:08,365 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 908 915) no Hoare annotation was computed. [2020-10-29 11:25:08,365 INFO L274 CegarLoopResult]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2020-10-29 11:25:08,365 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2020-10-29 11:25:08,365 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 429 440) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2020-10-29 11:25:08,366 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point L514-1(lines 506 530) no Hoare annotation was computed. [2020-10-29 11:25:08,366 INFO L277 CegarLoopResult]: At program point L512(line 512) the Hoare annotation is: true [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point L512-1(line 512) no Hoare annotation was computed. [2020-10-29 11:25:08,366 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 506 530) the Hoare annotation is: true [2020-10-29 11:25:08,366 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 506 530) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L270 CegarLoopResult]: At program point L520(line 520) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:25:08,367 INFO L274 CegarLoopResult]: For program point L518(lines 518 524) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L270 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-29 11:25:08,367 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L274 CegarLoopResult]: For program point L514(lines 514 527) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L274 CegarLoopResult]: For program point L770-1(lines 751 775) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 751 775) no Hoare annotation was computed. [2020-10-29 11:25:08,367 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,368 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 751 775) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,368 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,368 INFO L274 CegarLoopResult]: For program point L759(lines 759 767) no Hoare annotation was computed. [2020-10-29 11:25:08,368 INFO L270 CegarLoopResult]: At program point L757(line 757) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:08,368 INFO L274 CegarLoopResult]: For program point L757-1(line 757) no Hoare annotation was computed. [2020-10-29 11:25:08,368 INFO L274 CegarLoopResult]: For program point L755(lines 755 772) no Hoare annotation was computed. [2020-10-29 11:25:08,368 INFO L270 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:08,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:25:08 BoogieIcfgContainer [2020-10-29 11:25:08,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:25:08,386 INFO L168 Benchmark]: Toolchain (without parser) took 51688.55 ms. Allocated memory was 157.3 MB in the beginning and 566.2 MB in the end (delta: 408.9 MB). Free memory was 132.7 MB in the beginning and 514.2 MB in the end (delta: -381.5 MB). Peak memory consumption was 344.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:08,387 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 125.8 MB. Free memory is still 100.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:25:08,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.83 ms. Allocated memory is still 157.3 MB. Free memory was 132.0 MB in the beginning and 111.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:08,388 INFO L168 Benchmark]: Boogie Preprocessor took 105.47 ms. Allocated memory is still 157.3 MB. Free memory was 111.5 MB in the beginning and 139.8 MB in the end (delta: -28.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:08,389 INFO L168 Benchmark]: RCFGBuilder took 3613.90 ms. Allocated memory is still 157.3 MB. Free memory was 139.8 MB in the beginning and 95.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 47.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:08,390 INFO L168 Benchmark]: TraceAbstraction took 47379.41 ms. Allocated memory was 157.3 MB in the beginning and 566.2 MB in the end (delta: 408.9 MB). Free memory was 95.0 MB in the beginning and 514.2 MB in the end (delta: -419.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:08,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 125.8 MB. Free memory is still 100.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 577.83 ms. Allocated memory is still 157.3 MB. Free memory was 132.0 MB in the beginning and 111.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 105.47 ms. Allocated memory is still 157.3 MB. Free memory was 111.5 MB in the beginning and 139.8 MB in the end (delta: -28.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3613.90 ms. Allocated memory is still 157.3 MB. Free memory was 139.8 MB in the beginning and 95.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 47.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 47379.41 ms. Allocated memory was 157.3 MB in the beginning and 566.2 MB in the end (delta: 408.9 MB). Free memory was 95.0 MB in the beginning and 514.2 MB in the end (delta: -419.2 MB). Peak memory consumption was 306.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 246 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 353 SDtfs, 877 SDslu, 327 SDs, 0 SdLazy, 1644 SolverSat, 619 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=392occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 232 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 623 PreInvPairs, 804 NumberOfFragments, 813 HoareAnnotationTreeSize, 623 FomulaSimplifications, 65464 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 19584 FormulaSimplificationTreeSizeReductionInter, 13.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.2s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 57576 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...