/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_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:22:02,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:22:02,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:22:02,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:22:02,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:22:02,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:22:02,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:22:02,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:22:02,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:22:02,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:22:02,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:22:02,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:22:02,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:22:02,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:22:02,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:22:02,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:22:02,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:22:02,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:22:02,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:22:02,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:22:02,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:22:02,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:22:02,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:22:02,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:22:02,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:22:02,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:22:02,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:22:02,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:22:02,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:22:02,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:22:02,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:22:02,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:22:02,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:22:02,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:22:02,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:22:02,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:22:02,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:22:02,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:22:02,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:22:02,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:22:02,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:22:02,920 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 11:22:02,952 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:22:02,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:22:02,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:22:02,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:22:02,956 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:22:02,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:22:02,956 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:22:02,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:22:02,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:22:02,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:22:02,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:22:02,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:22:02,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:22:02,959 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:22:02,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:22:02,959 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:22:02,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:22:02,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:22:02,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:22:02,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:22:02,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:22:02,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:22:02,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:22:02,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:22:02,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:22:02,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:22:02,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:22:02,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:22:02,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:22:02,963 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:22:03,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:22:03,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:22:03,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:22:03,458 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:22:03,459 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:22:03,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-10-29 11:22:03,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a604f20eb/fd85732c8f6c47b282a03c0bc42e4873/FLAGa892a0ce7 [2020-10-29 11:22:04,336 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:22:04,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2020-10-29 11:22:04,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a604f20eb/fd85732c8f6c47b282a03c0bc42e4873/FLAGa892a0ce7 [2020-10-29 11:22:04,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a604f20eb/fd85732c8f6c47b282a03c0bc42e4873 [2020-10-29 11:22:04,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:22:04,635 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:22:04,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:22:04,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:22:04,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:22:04,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:22:04" (1/1) ... [2020-10-29 11:22:04,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761a363d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:04, skipping insertion in model container [2020-10-29 11:22:04,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:22:04" (1/1) ... [2020-10-29 11:22:04,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:22:04,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:22:05,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:22:05,150 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:22:05,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:22:05,274 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:22:05,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05 WrapperNode [2020-10-29 11:22:05,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:22:05,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:22:05,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:22:05,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:22:05,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (1/1) ... [2020-10-29 11:22:05,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:22:05,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:22:05,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:22:05,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:22:05,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (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 11:22:05,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:22:05,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:22:05,484 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:22:05,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:22:05,486 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:22:05,487 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:22:05,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:22:05,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:22:05,488 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:22:05,488 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:22:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:22:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:22:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:22:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:22:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:22:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:22:05,493 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:22:05,494 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:22:05,495 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:22:05,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:22:05,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:22:05,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:22:06,773 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:22:06,774 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:22:06,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:22:06 BoogieIcfgContainer [2020-10-29 11:22:06,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:22:06,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:22:06,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:22:06,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:22:06,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:22:04" (1/3) ... [2020-10-29 11:22:06,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6662419c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:22:06, skipping insertion in model container [2020-10-29 11:22:06,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:22:05" (2/3) ... [2020-10-29 11:22:06,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6662419c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:22:06, skipping insertion in model container [2020-10-29 11:22:06,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:22:06" (3/3) ... [2020-10-29 11:22:06,790 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c [2020-10-29 11:22:06,802 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:22:06,809 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:22:06,822 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:22:06,861 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:22:06,862 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:22:06,862 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:22:06,862 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:22:06,862 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:22:06,862 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:22:06,862 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:22:06,863 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:22:06,884 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2020-10-29 11:22:06,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:22:06,893 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:22:06,894 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 11:22:06,895 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 11:22:06,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:22:06,901 INFO L82 PathProgramCache]: Analyzing trace with hash -708330131, now seen corresponding path program 1 times [2020-10-29 11:22:06,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:22:06,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175621858] [2020-10-29 11:22:06,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:22:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:07,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:07,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:07,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:09,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:10,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:22:12,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:22:12,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:22:12,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:22:12,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:12,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:22:12,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:22:12,705 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:22:12,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:22:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:12,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-29 11:22:12,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:12,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:22:12,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:12,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:22:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:12,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:12,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:12,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:12,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:12,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:22:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:12,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:12,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:12,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:12,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:22:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:12,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:22:12,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:12,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:12,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:12,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:22:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:12,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:12,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:22:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:12,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:12,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:22:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:12,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:12,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:12,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:12,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:12,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:12,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:12,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:12,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:12,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:12,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:12,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:12,961 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 11:22:12,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175621858] [2020-10-29 11:22:12,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:22:12,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:22:12,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001947076] [2020-10-29 11:22:12,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:22:12,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:22:12,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:22:12,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:22:12,988 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 4 states. [2020-10-29 11:22:13,620 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:22:15,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:22:15,135 INFO L93 Difference]: Finished difference Result 251 states and 333 transitions. [2020-10-29 11:22:15,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:22:15,137 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:22:15,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:22:15,150 INFO L225 Difference]: With dead ends: 251 [2020-10-29 11:22:15,151 INFO L226 Difference]: Without dead ends: 135 [2020-10-29 11:22:15,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:22:15,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-29 11:22:15,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 104. [2020-10-29 11:22:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-29 11:22:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-10-29 11:22:15,258 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 47 [2020-10-29 11:22:15,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:22:15,259 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-10-29 11:22:15,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:22:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-10-29 11:22:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:22:15,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:22:15,263 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:22:15,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:22:15,264 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 11:22:15,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:22:15,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1248344903, now seen corresponding path program 1 times [2020-10-29 11:22:15,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:22:15,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906246170] [2020-10-29 11:22:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:22:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:15,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:15,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:16,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:17,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:17,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:22:20,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:22:20,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:22:20,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:22:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:20,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:22:20,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:20,814 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:22:20,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:22:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:22:20,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:22:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:20,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:20,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:20,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:22:20,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:22:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:20,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:20,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:22:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:20,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:20,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:20,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:22:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:20,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:20,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:22:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:22:20,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:22:20,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:22:20,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:22:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:20,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:22:20,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:20,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:20,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:20,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:22:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:20,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:20,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:20,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:20,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:20,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:22:20,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:20,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:22:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:20,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:21,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:22:21,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:22:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:21,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:21,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:21,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:21,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:21,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:21,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:21,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:21,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:22:21,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:21,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:22:21,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:22:21,037 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 11:22:21,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906246170] [2020-10-29 11:22:21,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:22:21,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:22:21,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214589496] [2020-10-29 11:22:21,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:22:21,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:22:21,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:22:21,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:22:21,042 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 8 states. [2020-10-29 11:22:21,590 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:22:22,790 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:22:23,477 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:22:24,126 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:22:24,507 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:22:25,181 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:22:26,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:22:26,176 INFO L93 Difference]: Finished difference Result 350 states and 479 transitions. [2020-10-29 11:22:26,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:22:26,178 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:22:26,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:22:26,190 INFO L225 Difference]: With dead ends: 350 [2020-10-29 11:22:26,190 INFO L226 Difference]: Without dead ends: 247 [2020-10-29 11:22:26,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:22:26,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-29 11:22:26,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 165. [2020-10-29 11:22:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-10-29 11:22:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 193 transitions. [2020-10-29 11:22:26,308 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 193 transitions. Word has length 56 [2020-10-29 11:22:26,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:22:26,308 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 193 transitions. [2020-10-29 11:22:26,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:22:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 193 transitions. [2020-10-29 11:22:26,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:22:26,319 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:22:26,320 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:22:26,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:22:26,320 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 11:22:26,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:22:26,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1037623735, now seen corresponding path program 1 times [2020-10-29 11:22:26,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:22:26,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167520048] [2020-10-29 11:22:26,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:22:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:26,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:26,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:26,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:22:28,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:22:28,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1831 [2020-10-29 11:22:28,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:22:28,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:22:28,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 11:22:28,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,608 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:22:28,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:22:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:28,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-29 11:22:28,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:22:28,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:22:28,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:22:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:22:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:28,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:28,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:22:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:28,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:22:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:28,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:28,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:28,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:22:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:28,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:28,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:28,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:22:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:22:28,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:22:28,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:22:28,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:22:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:22:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:22:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:22:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:28,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:22:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:22:28,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:22:28,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:22:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:22:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:22:28,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:22:28,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:22:28,865 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 11:22:28,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167520048] [2020-10-29 11:22:28,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:22:28,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:22:28,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482888324] [2020-10-29 11:22:28,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:22:28,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:22:28,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:22:28,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:22:28,869 INFO L87 Difference]: Start difference. First operand 165 states and 193 transitions. Second operand 10 states. [2020-10-29 11:22:29,391 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:22:30,495 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:22:30,923 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:22:31,350 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:22:31,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:22:31,712 INFO L93 Difference]: Finished difference Result 300 states and 375 transitions. [2020-10-29 11:22:31,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:22:31,713 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 65 [2020-10-29 11:22:31,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:22:31,714 INFO L225 Difference]: With dead ends: 300 [2020-10-29 11:22:31,714 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:22:31,717 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:22:31,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:22:31,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:22:31,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:22:31,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:22:31,718 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-29 11:22:31,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:22:31,718 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:22:31,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:22:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:22:31,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:22:31,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:22:31,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:22:34,913 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:22:35,168 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:35,417 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:22:35,688 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:22:35,976 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:22:36,290 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:36,837 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-29 11:22:37,174 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:22:38,023 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:22:38,583 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:22:38,857 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:22:39,678 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:22:40,202 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:22:40,772 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:22:41,077 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:22:41,602 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:22:41,896 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:42,187 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:42,501 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:42,836 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:43,117 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:22:43,419 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:43,714 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:22:43,999 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:22:44,793 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:22:45,376 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:22:45,380 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:22:45,381 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:22:45,381 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:22:45,381 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:22:45,381 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:22:45,382 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-29 11:22:45,383 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 429 435) the Hoare annotation is: true [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 429 435) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 436 444) the Hoare annotation is: true [2020-10-29 11:22:45,384 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 523 545) 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 11:22:45,384 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 523 545) no Hoare annotation was computed. [2020-10-29 11:22:45,384 INFO L270 CegarLoopResult]: At program point L535(line 535) 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 11:22:45,385 INFO L270 CegarLoopResult]: At program point L535-1(line 535) 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 11:22:45,385 INFO L274 CegarLoopResult]: For program point L533(lines 533 540) no Hoare annotation was computed. [2020-10-29 11:22:45,385 INFO L274 CegarLoopResult]: For program point L533-1(lines 533 540) no Hoare annotation was computed. [2020-10-29 11:22:45,385 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-29 11:22:45,385 INFO L270 CegarLoopResult]: At program point L530(line 530) 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 11:22:45,385 INFO L270 CegarLoopResult]: At program point L529(line 529) 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 11:22:45,385 INFO L270 CegarLoopResult]: At program point L529-1(line 529) 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 11:22:45,385 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 523 545) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 481 504) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 481 504) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 481 504) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-29 11:22:45,386 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-29 11:22:45,387 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 825 833) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 825 833) the Hoare annotation is: true [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 825 833) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L853(lines 853 861) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L853-2(lines 853 861) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 834 869) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 834 869) no Hoare annotation was computed. [2020-10-29 11:22:45,388 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 834 869) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 422 428) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 422 428) the Hoare annotation is: true [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:22:45,389 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 513 522) 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 11:22:45,390 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 513 522) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 513 522) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 814 824) the Hoare annotation is: true [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 814 824) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 814 824) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L277 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-10-29 11:22:45,390 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 806 813) the Hoare annotation is: true [2020-10-29 11:22:45,390 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 806 813) no Hoare annotation was computed. [2020-10-29 11:22:45,391 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 806 813) no Hoare annotation was computed. [2020-10-29 11:22:45,391 INFO L270 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,391 INFO L274 CegarLoopResult]: For program point L792-1(lines 773 797) no Hoare annotation was computed. [2020-10-29 11:22:45,391 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 773 797) no Hoare annotation was computed. [2020-10-29 11:22:45,391 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 773 797) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,391 INFO L270 CegarLoopResult]: At program point L787(line 787) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,391 INFO L270 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,391 INFO L274 CegarLoopResult]: For program point L781(lines 781 789) no Hoare annotation was computed. [2020-10-29 11:22:45,391 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,391 INFO L274 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L274 CegarLoopResult]: For program point L777(lines 777 794) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 765 771) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 765 771) the Hoare annotation is: true [2020-10-29 11:22:45,392 INFO L270 CegarLoopResult]: At program point testENTRY(lines 669 734) 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 11:22:45,392 INFO L270 CegarLoopResult]: At program point L727(lines 678 728) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-29 11:22:45,392 INFO L274 CegarLoopResult]: For program point testFINAL(lines 669 734) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L274 CegarLoopResult]: For program point L717(lines 717 721) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L270 CegarLoopResult]: At program point L717-2(lines 709 722) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:22:45,392 INFO L274 CegarLoopResult]: For program point L680(lines 679 726) no Hoare annotation was computed. [2020-10-29 11:22:45,392 INFO L270 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L709(lines 709 722) no Hoare annotation was computed. [2020-10-29 11:22:45,393 INFO L270 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L699(lines 699 705) no Hoare annotation was computed. [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L699-1(lines 699 705) no Hoare annotation was computed. [2020-10-29 11:22:45,393 INFO L270 CegarLoopResult]: At program point L724(lines 679 726) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:22:45,393 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L689(lines 689 695) no Hoare annotation was computed. [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L689-1(lines 689 695) no Hoare annotation was computed. [2020-10-29 11:22:45,393 INFO L274 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point testEXIT(lines 669 734) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:22:45,394 INFO L274 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 635 657) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 635 657) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 635 657) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:22:45,395 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 412 421) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 412 421) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 412 421) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,396 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 798 805) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 798 805) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 798 805) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,397 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 614 625) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:22:45,398 INFO L274 CegarLoopResult]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2020-10-29 11:22:45,398 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 614 625) no Hoare annotation was computed. [2020-10-29 11:22:45,398 INFO L270 CegarLoopResult]: At program point L754(line 754) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:22:45,398 INFO L270 CegarLoopResult]: At program point L752(lines 752 758) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,398 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 741 764) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:22:45,398 INFO L270 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 741 764) no Hoare annotation was computed. [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point L745(lines 744 763) no Hoare annotation was computed. [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 741 764) no Hoare annotation was computed. [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 448 477) no Hoare annotation was computed. [2020-10-29 11:22:45,399 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 448 477) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:22:45,399 INFO L277 CegarLoopResult]: At program point L473(lines 448 477) the Hoare annotation is: true [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-29 11:22:45,399 INFO L274 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2020-10-29 11:22:45,400 INFO L270 CegarLoopResult]: At program point L462-1(lines 462 466) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,400 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 11:22:45,400 INFO L270 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:22:45,400 INFO L270 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:22:45,400 INFO L274 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-10-29 11:22:45,400 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 626 634) the Hoare annotation is: true [2020-10-29 11:22:45,400 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 626 634) no Hoare annotation was computed. [2020-10-29 11:22:45,400 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 626 634) no Hoare annotation was computed. [2020-10-29 11:22:45,401 INFO L274 CegarLoopResult]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2020-10-29 11:22:45,401 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 590 601) the Hoare annotation is: true [2020-10-29 11:22:45,401 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 590 601) no Hoare annotation was computed. [2020-10-29 11:22:45,401 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 505 511) no Hoare annotation was computed. [2020-10-29 11:22:45,401 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 505 511) the Hoare annotation is: true [2020-10-29 11:22:45,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,401 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:22:45,401 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:22:45,401 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 870 877) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 870 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:22:45,402 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 870 877) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 602 613) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L274 CegarLoopResult]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 602 613) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:22:45,402 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 576 583) no Hoare annotation was computed. [2020-10-29 11:22:45,402 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 576 583) the Hoare annotation is: true [2020-10-29 11:22:45,403 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-29 11:22:45,403 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 576 583) no Hoare annotation was computed. [2020-10-29 11:22:45,403 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 550 574) the Hoare annotation is: true [2020-10-29 11:22:45,403 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 550 574) no Hoare annotation was computed. [2020-10-29 11:22:45,403 INFO L270 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:22:45,403 INFO L274 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-10-29 11:22:45,403 INFO L270 CegarLoopResult]: At program point L560(line 560) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:22:45,403 INFO L274 CegarLoopResult]: For program point L560-1(line 560) no Hoare annotation was computed. [2020-10-29 11:22:45,404 INFO L274 CegarLoopResult]: For program point L558(lines 558 571) no Hoare annotation was computed. [2020-10-29 11:22:45,404 INFO L274 CegarLoopResult]: For program point L558-1(lines 550 574) no Hoare annotation was computed. [2020-10-29 11:22:45,404 INFO L277 CegarLoopResult]: At program point L556(line 556) the Hoare annotation is: true [2020-10-29 11:22:45,404 INFO L274 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-10-29 11:22:45,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:22:45 BoogieIcfgContainer [2020-10-29 11:22:45,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:22:45,426 INFO L168 Benchmark]: Toolchain (without parser) took 40796.42 ms. Allocated memory was 159.4 MB in the beginning and 572.5 MB in the end (delta: 413.1 MB). Free memory was 134.1 MB in the beginning and 298.6 MB in the end (delta: -164.5 MB). Peak memory consumption was 342.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:22:45,427 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 159.4 MB. Free memory is still 131.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:22:45,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.90 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 113.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:22:45,428 INFO L168 Benchmark]: Boogie Preprocessor took 82.67 ms. Allocated memory is still 159.4 MB. Free memory was 113.6 MB in the beginning and 109.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:22:45,429 INFO L168 Benchmark]: RCFGBuilder took 1417.86 ms. Allocated memory is still 159.4 MB. Free memory was 109.8 MB in the beginning and 58.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 52.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:22:45,430 INFO L168 Benchmark]: TraceAbstraction took 38642.99 ms. Allocated memory was 159.4 MB in the beginning and 572.5 MB in the end (delta: 413.1 MB). Free memory was 57.9 MB in the beginning and 298.6 MB in the end (delta: -240.7 MB). Peak memory consumption was 266.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:22:45,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 159.4 MB. Free memory is still 131.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 638.90 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 113.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 82.67 ms. Allocated memory is still 159.4 MB. Free memory was 113.6 MB in the beginning and 109.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1417.86 ms. Allocated memory is still 159.4 MB. Free memory was 109.8 MB in the beginning and 58.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 52.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 38642.99 ms. Allocated memory was 159.4 MB in the beginning and 572.5 MB in the end (delta: 413.1 MB). Free memory was 57.9 MB in the beginning and 298.6 MB in the end (delta: -240.7 MB). Peak memory consumption was 266.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 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: 679]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (1 == systemActive && methaneLevelCritical == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 220 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 24.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 270 SDtfs, 618 SDslu, 242 SDs, 0 SdLazy, 1184 SolverSat, 408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 113 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 260 PreInvPairs, 344 NumberOfFragments, 875 HoareAnnotationTreeSize, 260 FomulaSimplifications, 39620 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 51 FomulaSimplificationsInter, 9876 FormulaSimplificationTreeSizeReductionInter, 10.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 13.9s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 54472 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...