/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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:24:29,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:24:29,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:24:29,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:24:29,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:24:29,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:24:29,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:24:29,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:24:29,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:24:29,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:24:29,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:24:29,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:24:29,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:24:29,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:24:29,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:24:29,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:24:29,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:24:29,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:24:29,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:24:29,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:24:29,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:24:29,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:24:29,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:24:29,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:24:29,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:24:29,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:24:29,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:24:29,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:24:29,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:24:29,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:24:29,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:24:29,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:24:29,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:24:29,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:24:29,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:24:29,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:24:29,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:24:29,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:24:29,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:24:29,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:24:29,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:24:29,323 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 11:24:29,352 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:24:29,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:24:29,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:24:29,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:24:29,355 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:24:29,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:24:29,355 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:24:29,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:24:29,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:24:29,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:24:29,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:24:29,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:24:29,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:24:29,357 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:24:29,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:24:29,357 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:24:29,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:24:29,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:24:29,358 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:24:29,358 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:24:29,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:24:29,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:24:29,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:24:29,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:24:29,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:24:29,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:24:29,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:24:29,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:24:29,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:24:29,360 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:24:29,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:24:29,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:24:29,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:24:29,766 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:24:29,767 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:24:29,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-29 11:24:29,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eedb612ed/251048fe0dbe46998450e4a9e153dfc1/FLAGa249d1053 [2020-10-29 11:24:30,570 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:24:30,571 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2020-10-29 11:24:30,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eedb612ed/251048fe0dbe46998450e4a9e153dfc1/FLAGa249d1053 [2020-10-29 11:24:30,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eedb612ed/251048fe0dbe46998450e4a9e153dfc1 [2020-10-29 11:24:30,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:24:30,891 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:24:30,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:30,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:24:30,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:24:30,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:30" (1/1) ... [2020-10-29 11:24:30,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a81d6b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:30, skipping insertion in model container [2020-10-29 11:24:30,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:30" (1/1) ... [2020-10-29 11:24:30,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:24:30,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:24:31,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:31,291 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:24:31,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:31,455 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:24:31,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31 WrapperNode [2020-10-29 11:24:31,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:31,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:24:31,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:24:31,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:24:31,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (1/1) ... [2020-10-29 11:24:31,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:24:31,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:24:31,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:24:31,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:24:31,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (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 11:24:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:24:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:24:31,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:24:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:24:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:24:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:24:31,711 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:24:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:24:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:24:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:24:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:24:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:24:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:24:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:24:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:24:31,717 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:24:31,718 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:24:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:24:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:24:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:24:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:24:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:24:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:24:33,021 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:24:33,022 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:24:33,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:33 BoogieIcfgContainer [2020-10-29 11:24:33,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:24:33,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:24:33,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:24:33,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:24:33,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:24:30" (1/3) ... [2020-10-29 11:24:33,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5ff62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:33, skipping insertion in model container [2020-10-29 11:24:33,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:31" (2/3) ... [2020-10-29 11:24:33,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b5ff62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:33, skipping insertion in model container [2020-10-29 11:24:33,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:33" (3/3) ... [2020-10-29 11:24:33,040 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-10-29 11:24:33,053 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:24:33,059 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:24:33,079 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:24:33,107 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:24:33,107 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:24:33,107 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:24:33,107 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:24:33,107 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:24:33,107 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:24:33,108 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:24:33,108 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:24:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states. [2020-10-29 11:24:33,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:24:33,141 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:33,142 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 11:24:33,143 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 11:24:33,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:33,150 INFO L82 PathProgramCache]: Analyzing trace with hash -490749293, now seen corresponding path program 1 times [2020-10-29 11:24:33,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:33,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1583530091] [2020-10-29 11:24:33,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:34,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:35,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:36,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:38,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:38,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:24:38,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:24:38,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:24:38,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:38,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:24:38,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:38,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:24:38,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:24:38,878 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:38,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:38,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:39,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 11:24:39,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:39,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:39,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:39,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:39,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:39,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:39,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:39,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:39,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:39,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:39,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:39,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:39,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:39,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:39,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:39,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:39,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:39,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:39,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:39,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:39,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:39,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:39,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:39,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:24:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:39,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:39,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:24:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:39,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:39,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:39,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:39,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:39,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:39,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:39,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:39,112 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 11:24:39,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1583530091] [2020-10-29 11:24:39,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:39,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:24:39,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283429617] [2020-10-29 11:24:39,120 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:24:39,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:39,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:24:39,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:24:39,139 INFO L87 Difference]: Start difference. First operand 184 states. Second operand 4 states. [2020-10-29 11:24:39,614 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:41,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:41,988 INFO L93 Difference]: Finished difference Result 444 states and 593 transitions. [2020-10-29 11:24:41,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:24:41,990 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:24:41,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:42,007 INFO L225 Difference]: With dead ends: 444 [2020-10-29 11:24:42,007 INFO L226 Difference]: Without dead ends: 289 [2020-10-29 11:24:42,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:24:42,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-29 11:24:42,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 225. [2020-10-29 11:24:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-29 11:24:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 274 transitions. [2020-10-29 11:24:42,186 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 274 transitions. Word has length 47 [2020-10-29 11:24:42,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:42,188 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 274 transitions. [2020-10-29 11:24:42,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:24:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 274 transitions. [2020-10-29 11:24:42,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 11:24:42,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:42,202 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] [2020-10-29 11:24:42,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:24:42,206 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 11:24:42,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:42,209 INFO L82 PathProgramCache]: Analyzing trace with hash 165774616, now seen corresponding path program 1 times [2020-10-29 11:24:42,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:42,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [784688606] [2020-10-29 11:24:42,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:42,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:42,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:43,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:43,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:43,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:44,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-29 11:24:47,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:24:47,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 11:24:47,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:24:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 11:24:47,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:24:47,725 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:47,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:47,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 11:24:47,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:47,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:47,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:47,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:47,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:47,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:47,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:47,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:47,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:47,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:47,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:24:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:24:47,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:47,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:47,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:24:47,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:24:47,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:47,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:47,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:47,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:47,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:24:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:47,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:24:47,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:47,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:47,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:47,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 11:24:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:47,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:47,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:47,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:47,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:47,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:47,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:47,964 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 11:24:47,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [784688606] [2020-10-29 11:24:47,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:47,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:24:47,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603488764] [2020-10-29 11:24:47,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:24:47,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:47,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:24:47,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:24:47,968 INFO L87 Difference]: Start difference. First operand 225 states and 274 transitions. Second operand 8 states. [2020-10-29 11:24:48,524 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:49,917 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:24:50,852 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:51,166 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:24:51,535 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:24:52,087 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:24:53,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:53,593 INFO L93 Difference]: Finished difference Result 806 states and 1116 transitions. [2020-10-29 11:24:53,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:24:53,598 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2020-10-29 11:24:53,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:53,607 INFO L225 Difference]: With dead ends: 806 [2020-10-29 11:24:53,607 INFO L226 Difference]: Without dead ends: 560 [2020-10-29 11:24:53,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:24:53,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-10-29 11:24:53,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 392. [2020-10-29 11:24:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-10-29 11:24:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 481 transitions. [2020-10-29 11:24:53,751 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 481 transitions. Word has length 61 [2020-10-29 11:24:53,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:53,751 INFO L481 AbstractCegarLoop]: Abstraction has 392 states and 481 transitions. [2020-10-29 11:24:53,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:24:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 481 transitions. [2020-10-29 11:24:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:24:53,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:53,755 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 11:24:53,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:24:53,756 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 11:24:53,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:53,756 INFO L82 PathProgramCache]: Analyzing trace with hash -84249810, now seen corresponding path program 1 times [2020-10-29 11:24:53,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:53,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552791732] [2020-10-29 11:24:53,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:53,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:54,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:54,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:55,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1881 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:55,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:24:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,069 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:56,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:56,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 11:24:56,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:56,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:56,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:56,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:56,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:56,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:56,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:56,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:24:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:56,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:56,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:56,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:24:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:24:56,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:24:56,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:24:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:56,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:56,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:24:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:56,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:56,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:56,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:56,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:56,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:56,331 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 11:24:56,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552791732] [2020-10-29 11:24:56,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:56,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:24:56,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320740323] [2020-10-29 11:24:56,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:24:56,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:56,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:24:56,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:24:56,335 INFO L87 Difference]: Start difference. First operand 392 states and 481 transitions. Second operand 10 states. [2020-10-29 11:24:57,110 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:58,282 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:58,727 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:59,077 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:24:59,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:59,641 INFO L93 Difference]: Finished difference Result 720 states and 956 transitions. [2020-10-29 11:24:59,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:24:59,644 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:24:59,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:59,645 INFO L225 Difference]: With dead ends: 720 [2020-10-29 11:24:59,645 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:24:59,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:24:59,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:24:59,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:24:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:24:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:24:59,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-10-29 11:24:59,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:59,649 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:24:59,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:24:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:24:59,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:24:59,650 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:24:59,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:24:59,964 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 6 [2020-10-29 11:25:04,743 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:04,963 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:05,168 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:05,378 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:05,612 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:06,003 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:06,378 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 11 [2020-10-29 11:25:06,766 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-29 11:25:07,036 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:07,458 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:08,058 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:25:08,271 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:25:08,679 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 8 [2020-10-29 11:25:09,085 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 8 [2020-10-29 11:25:09,290 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:09,693 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:25:10,080 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 7 [2020-10-29 11:25:10,424 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:10,903 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-29 11:25:11,119 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:11,352 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:11,585 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:11,801 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:25:12,020 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:12,236 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:12,839 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:25:13,220 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:13,787 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-29 11:25:13,991 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:25:14,407 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 11 [2020-10-29 11:25:14,643 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-10-29 11:25:14,669 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:25:14,669 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:25:14,669 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:25:14,669 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-29 11:25:14,670 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 11:25:14,671 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-29 11:25:14,672 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 525 531) the Hoare annotation is: true [2020-10-29 11:25:14,672 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 525 531) no Hoare annotation was computed. [2020-10-29 11:25:14,672 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 532 540) no Hoare annotation was computed. [2020-10-29 11:25:14,672 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 532 540) the Hoare annotation is: true [2020-10-29 11:25:14,672 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 532 540) no Hoare annotation was computed. [2020-10-29 11:25:14,672 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 945 967) 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 11:25:14,672 INFO L270 CegarLoopResult]: At program point L957(line 957) 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 11:25:14,672 INFO L270 CegarLoopResult]: At program point L957-1(line 957) 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 11:25:14,673 INFO L274 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-10-29 11:25:14,673 INFO L274 CegarLoopResult]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2020-10-29 11:25:14,673 INFO L274 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-10-29 11:25:14,673 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2020-10-29 11:25:14,673 INFO L270 CegarLoopResult]: At program point L952(line 952) 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 11:25:14,673 INFO L270 CegarLoopResult]: At program point L951(line 951) 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 11:25:14,673 INFO L270 CegarLoopResult]: At program point L951-1(line 951) 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 11:25:14,673 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 904 927) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 904 927) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 904 927) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-29 11:25:14,674 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L270 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L700-1(lines 681 705) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L270 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,675 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,675 INFO L274 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2020-10-29 11:25:14,675 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 681 705) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,676 INFO L270 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 681 705) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 840 854) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 840 854) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 840 854) no Hoare annotation was computed. [2020-10-29 11:25:14,676 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 776 784) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 776 784) the Hoare annotation is: true [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 776 784) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L277 CegarLoopResult]: At program point L828(line 828) the Hoare annotation is: true [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 821 839) the Hoare annotation is: true [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 821 839) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 821 839) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-29 11:25:14,677 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 785 820) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 785 820) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point L804(lines 804 812) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 785 820) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 812) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 518 524) no Hoare annotation was computed. [2020-10-29 11:25:14,678 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 518 524) the Hoare annotation is: true [2020-10-29 11:25:14,678 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:25:14,679 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 935 944) 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 11:25:14,680 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 935 944) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 935 944) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 765 775) the Hoare annotation is: true [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 765 775) no Hoare annotation was computed. [2020-10-29 11:25:14,680 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 765 775) no Hoare annotation was computed. [2020-10-29 11:25:14,681 INFO L277 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: true [2020-10-29 11:25:14,681 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 757 764) the Hoare annotation is: true [2020-10-29 11:25:14,681 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 757 764) no Hoare annotation was computed. [2020-10-29 11:25:14,681 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 757 764) no Hoare annotation was computed. [2020-10-29 11:25:14,681 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 707 731) no Hoare annotation was computed. [2020-10-29 11:25:14,681 INFO L270 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,681 INFO L274 CegarLoopResult]: For program point L726-1(lines 707 731) no Hoare annotation was computed. [2020-10-29 11:25:14,681 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 707 731) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,681 INFO L270 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,681 INFO L270 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,682 INFO L274 CegarLoopResult]: For program point L715(lines 715 723) no Hoare annotation was computed. [2020-10-29 11:25:14,682 INFO L270 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:25:14,682 INFO L274 CegarLoopResult]: For program point L713-1(line 713) no Hoare annotation was computed. [2020-10-29 11:25:14,682 INFO L274 CegarLoopResult]: For program point L711(lines 711 728) no Hoare annotation was computed. [2020-10-29 11:25:14,682 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 673 679) no Hoare annotation was computed. [2020-10-29 11:25:14,682 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 673 679) the Hoare annotation is: true [2020-10-29 11:25:14,682 INFO L270 CegarLoopResult]: At program point testENTRY(lines 574 641) 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 11:25:14,682 INFO L270 CegarLoopResult]: At program point L634(lines 583 635) 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 11:25:14,682 INFO L274 CegarLoopResult]: For program point testFINAL(lines 574 641) no Hoare annotation was computed. [2020-10-29 11:25:14,682 INFO L270 CegarLoopResult]: At program point L624(line 624) 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 11:25:14,683 INFO L274 CegarLoopResult]: For program point L622(lines 622 628) no Hoare annotation was computed. [2020-10-29 11:25:14,683 INFO L270 CegarLoopResult]: At program point L622-1(lines 614 629) 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 11:25:14,683 INFO L274 CegarLoopResult]: For program point L585(lines 584 633) no Hoare annotation was computed. [2020-10-29 11:25:14,683 INFO L270 CegarLoopResult]: At program point L616(line 616) 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 11:25:14,683 INFO L274 CegarLoopResult]: For program point L614(lines 614 629) no Hoare annotation was computed. [2020-10-29 11:25:14,683 INFO L270 CegarLoopResult]: At program point L606(line 606) 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 11:25:14,683 INFO L274 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-10-29 11:25:14,683 INFO L274 CegarLoopResult]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2020-10-29 11:25:14,683 INFO L270 CegarLoopResult]: At program point L631(lines 584 633) 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 11:25:14,684 INFO L270 CegarLoopResult]: At program point L596(line 596) 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 11:25:14,684 INFO L274 CegarLoopResult]: For program point L594(lines 594 600) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point L594-1(lines 594 600) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point testEXIT(lines 574 641) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:25:14,684 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 732 739) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 732 739) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 732 739) no Hoare annotation was computed. [2020-10-29 11:25:14,685 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point L470(lines 470 478) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:14,686 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-29 11:25:14,687 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 508 517) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 508 517) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 508 517) no Hoare annotation was computed. [2020-10-29 11:25:14,688 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~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~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.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~string76.offset| |old(#t~string76.offset)|) (= |#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~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.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)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point L751-1(lines 740 756) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 740 756) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 740 756) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-29 11:25:14,689 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L274 CegarLoopResult]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2020-10-29 11:25:14,690 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 11:25:14,690 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2020-10-29 11:25:14,690 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2020-10-29 11:25:14,691 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-29 11:25:14,691 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-29 11:25:14,691 INFO L270 CegarLoopResult]: At program point L662(line 662) 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 11:25:14,691 INFO L270 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,691 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 649 672) 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 11:25:14,691 INFO L270 CegarLoopResult]: At program point L655(line 655) 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 11:25:14,691 INFO L274 CegarLoopResult]: For program point L653(lines 652 671) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 874 903) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L274 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 874 903) 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 11:25:14,692 INFO L274 CegarLoopResult]: For program point L888(lines 888 892) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L270 CegarLoopResult]: At program point L888-1(lines 888 892) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,692 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-29 11:25:14,692 INFO L270 CegarLoopResult]: At program point L884-2(lines 884 898) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:25:14,693 INFO L270 CegarLoopResult]: At program point L880(line 880) 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 11:25:14,693 INFO L274 CegarLoopResult]: For program point L880-1(line 880) no Hoare annotation was computed. [2020-10-29 11:25:14,693 INFO L277 CegarLoopResult]: At program point L899(lines 874 903) the Hoare annotation is: true [2020-10-29 11:25:14,693 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2020-10-29 11:25:14,693 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2020-10-29 11:25:14,693 INFO L274 CegarLoopResult]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2020-10-29 11:25:14,693 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 928 934) no Hoare annotation was computed. [2020-10-29 11:25:14,693 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 928 934) the Hoare annotation is: true [2020-10-29 11:25:14,693 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,693 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 11:25:14,694 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:25:14,694 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:25:14,694 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 855 862) no Hoare annotation was computed. [2020-10-29 11:25:14,694 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 855 862) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:25:14,694 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 855 862) no Hoare annotation was computed. [2020-10-29 11:25:14,694 INFO L274 CegarLoopResult]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2020-10-29 11:25:14,694 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2020-10-29 11:25:14,694 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 11:25:14,694 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 864 871) no Hoare annotation was computed. [2020-10-29 11:25:14,694 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 864 871) the Hoare annotation is: true [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 864 871) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 544 568) the Hoare annotation is: true [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 544 568) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L270 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L270 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point L552(lines 552 565) no Hoare annotation was computed. [2020-10-29 11:25:14,695 INFO L274 CegarLoopResult]: For program point L552-1(lines 544 568) no Hoare annotation was computed. [2020-10-29 11:25:14,696 INFO L277 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: true [2020-10-29 11:25:14,696 INFO L274 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-10-29 11:25:14,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:25:14 BoogieIcfgContainer [2020-10-29 11:25:14,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:25:14,716 INFO L168 Benchmark]: Toolchain (without parser) took 43829.93 ms. Allocated memory was 154.1 MB in the beginning and 639.6 MB in the end (delta: 485.5 MB). Free memory was 126.8 MB in the beginning and 234.0 MB in the end (delta: -107.2 MB). Peak memory consumption was 383.4 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:14,717 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 154.1 MB. Free memory is still 127.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:25:14,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.09 ms. Allocated memory is still 154.1 MB. Free memory was 126.4 MB in the beginning and 105.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:14,719 INFO L168 Benchmark]: Boogie Preprocessor took 161.08 ms. Allocated memory is still 154.1 MB. Free memory was 105.3 MB in the beginning and 101.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:14,719 INFO L168 Benchmark]: RCFGBuilder took 1404.63 ms. Allocated memory is still 154.1 MB. Free memory was 101.2 MB in the beginning and 93.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:14,720 INFO L168 Benchmark]: TraceAbstraction took 41682.46 ms. Allocated memory was 154.1 MB in the beginning and 639.6 MB in the end (delta: 485.5 MB). Free memory was 93.3 MB in the beginning and 234.0 MB in the end (delta: -140.7 MB). Peak memory consumption was 350.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:25:14,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 154.1 MB. Free memory is still 127.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 563.09 ms. Allocated memory is still 154.1 MB. Free memory was 126.4 MB in the beginning and 105.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 161.08 ms. Allocated memory is still 154.1 MB. Free memory was 105.3 MB in the beginning and 101.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1404.63 ms. Allocated memory is still 154.1 MB. Free memory was 101.2 MB in the beginning and 93.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 41682.46 ms. Allocated memory was 154.1 MB in the beginning and 639.6 MB in the end (delta: 485.5 MB). Free memory was 93.3 MB in the beginning and 234.0 MB in the end (delta: -140.7 MB). Peak memory consumption was 350.5 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: 874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: (\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 11.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 350 SDtfs, 782 SDslu, 322 SDs, 0 SdLazy, 1676 SolverSat, 513 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.1s 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: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 232 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 623 PreInvPairs, 804 NumberOfFragments, 813 HoareAnnotationTreeSize, 623 FomulaSimplifications, 65464 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 62 FomulaSimplificationsInter, 19584 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 13.9s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 55526 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...