/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:43:56,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:43:56,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:43:56,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:43:56,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:43:56,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:43:56,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:43:56,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:43:56,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:43:56,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:43:56,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:43:56,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:43:56,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:43:56,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:43:56,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:43:56,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:43:56,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:43:56,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:43:56,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:43:56,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:43:56,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:43:56,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:43:56,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:43:56,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:43:56,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:43:56,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:43:56,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:43:56,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:43:56,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:43:56,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:43:56,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:43:56,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:43:56,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:43:56,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:43:56,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:43:56,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:43:56,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:43:56,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:43:56,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:43:56,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:43:56,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:43:56,403 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 [2020-10-28 16:43:56,432 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:43:56,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:43:56,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:43:56,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:43:56,435 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:43:56,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:43:56,435 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:43:56,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:43:56,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:43:56,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:43:56,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:43:56,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:43:56,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:43:56,437 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:43:56,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:43:56,438 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:43:56,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:43:56,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:43:56,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:43:56,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:43:56,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:43:56,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:43:56,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:43:56,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:43:56,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:43:56,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:43:56,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:43:56,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:43:56,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:43:56,441 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:43:56,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:43:56,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:43:56,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:43:56,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:43:56,859 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:43:56,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-10-28 16:43:56,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d73dd6a3b/4b25024fe498412fb5b874d880006341/FLAGa170d6bbf [2020-10-28 16:43:57,707 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:43:57,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-10-28 16:43:57,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d73dd6a3b/4b25024fe498412fb5b874d880006341/FLAGa170d6bbf [2020-10-28 16:43:57,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d73dd6a3b/4b25024fe498412fb5b874d880006341 [2020-10-28 16:43:57,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:43:57,963 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:43:57,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:43:57,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:43:57,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:43:57,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:43:57" (1/1) ... [2020-10-28 16:43:57,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629e4241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:57, skipping insertion in model container [2020-10-28 16:43:57,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:43:57" (1/1) ... [2020-10-28 16:43:57,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:43:58,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:43:58,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:43:58,363 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:43:58,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:43:58,536 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:43:58,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58 WrapperNode [2020-10-28 16:43:58,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:43:58,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:43:58,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:43:58,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:43:58,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (1/1) ... [2020-10-28 16:43:58,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:43:58,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:43:58,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:43:58,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:43:58,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (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 [2020-10-28 16:43:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:43:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:43:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:43:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:43:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:43:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:43:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:43:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:43:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:43:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:43:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:43:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:43:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:43:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:43:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:43:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:43:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:43:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:43:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:43:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:43:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:43:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:43:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:43:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:43:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:43:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:43:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:43:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:43:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:43:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:43:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:43:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:43:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:43:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:43:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:43:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:43:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:43:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:43:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:43:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:43:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:43:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:43:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:43:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:43:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:43:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:43:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:43:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:43:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:43:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:43:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:43:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:43:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:43:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:43:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:43:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:43:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:43:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:44:00,103 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:44:00,104 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:44:00,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:44:00 BoogieIcfgContainer [2020-10-28 16:44:00,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:44:00,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:44:00,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:44:00,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:44:00,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:43:57" (1/3) ... [2020-10-28 16:44:00,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3bff5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:44:00, skipping insertion in model container [2020-10-28 16:44:00,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:43:58" (2/3) ... [2020-10-28 16:44:00,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3bff5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:44:00, skipping insertion in model container [2020-10-28 16:44:00,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:44:00" (3/3) ... [2020-10-28 16:44:00,115 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2020-10-28 16:44:00,127 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:44:00,133 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:44:00,146 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:44:00,176 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:44:00,176 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:44:00,176 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:44:00,176 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:44:00,176 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:44:00,177 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:44:00,177 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:44:00,177 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:44:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2020-10-28 16:44:00,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:44:00,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:00,209 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:00,210 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]=== [2020-10-28 16:44:00,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:00,217 INFO L82 PathProgramCache]: Analyzing trace with hash 640762452, now seen corresponding path program 1 times [2020-10-28 16:44:00,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:00,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1609704274] [2020-10-28 16:44:00,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:00,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:00,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:01,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:03,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:03,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:05,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:05,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:44:05,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:05,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 16:44:05,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:05,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:44:05,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:05,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:44:05,940 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:05,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:05,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:05,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:05,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:05,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:05,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:44:05,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:05,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:05,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:05,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:05,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:05,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:06,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:06,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:06,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:06,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:06,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:06,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:06,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:06,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:06,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:06,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:06,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:44:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:06,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:06,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:06,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:44:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:06,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:06,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:06,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:06,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:06,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:06,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:06,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:06,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:06,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:06,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:06,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:06,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:06,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1609704274] [2020-10-28 16:44:06,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:06,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:44:06,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499004167] [2020-10-28 16:44:06,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:44:06,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:06,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:44:06,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:44:06,141 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 4 states. [2020-10-28 16:44:07,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:07,289 INFO L93 Difference]: Finished difference Result 224 states and 298 transitions. [2020-10-28 16:44:07,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:44:07,291 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:44:07,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:07,306 INFO L225 Difference]: With dead ends: 224 [2020-10-28 16:44:07,306 INFO L226 Difference]: Without dead ends: 126 [2020-10-28 16:44:07,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:44:07,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-28 16:44:07,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 96. [2020-10-28 16:44:07,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-28 16:44:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-10-28 16:44:07,467 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 52 [2020-10-28 16:44:07,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:07,467 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-10-28 16:44:07,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:44:07,468 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-10-28 16:44:07,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:44:07,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:07,477 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] [2020-10-28 16:44:07,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:44:07,480 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]=== [2020-10-28 16:44:07,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:07,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1646059446, now seen corresponding path program 1 times [2020-10-28 16:44:07,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:07,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1691763606] [2020-10-28 16:44:07,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:07,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:07,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:08,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:09,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:12,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:12,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:44:12,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:44:12,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 16:44:12,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:12,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:12,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:12,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:44:12,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:44:12,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:44:12,986 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:12,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:12,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:44:13,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:13,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:44:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:13,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:44:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:13,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:13,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:13,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:13,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:13,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:13,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1691763606] [2020-10-28 16:44:13,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:13,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:44:13,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251328309] [2020-10-28 16:44:13,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:44:13,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:13,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:44:13,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:44:13,110 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 5 states. [2020-10-28 16:44:13,762 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:44:14,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:14,568 INFO L93 Difference]: Finished difference Result 157 states and 195 transitions. [2020-10-28 16:44:14,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:44:14,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:44:14,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:14,572 INFO L225 Difference]: With dead ends: 157 [2020-10-28 16:44:14,572 INFO L226 Difference]: Without dead ends: 116 [2020-10-28 16:44:14,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:14,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-28 16:44:14,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 87. [2020-10-28 16:44:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-28 16:44:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-10-28 16:44:14,613 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 53 [2020-10-28 16:44:14,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:14,614 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-10-28 16:44:14,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:44:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-10-28 16:44:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-28 16:44:14,616 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:14,616 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] [2020-10-28 16:44:14,616 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:44:14,617 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]=== [2020-10-28 16:44:14,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:14,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2102593605, now seen corresponding path program 1 times [2020-10-28 16:44:14,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:14,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2115840290] [2020-10-28 16:44:14,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:14,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:14,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:15,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:16,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:17,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:19,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:19,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:44:19,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:19,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 16:44:19,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,114 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:20,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:20,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 16:44:20,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:20,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:20,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:20,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:20,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:20,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:20,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:20,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:20,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:20,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:20,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:20,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:44:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:20,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:20,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:44:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:20,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:20,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:20,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:20,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:20,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2115840290] [2020-10-28 16:44:20,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:20,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:44:20,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421121862] [2020-10-28 16:44:20,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:44:20,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:20,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:44:20,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:44:20,279 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 6 states. [2020-10-28 16:44:20,738 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:21,725 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:44:23,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:23,029 INFO L93 Difference]: Finished difference Result 302 states and 382 transitions. [2020-10-28 16:44:23,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:44:23,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-10-28 16:44:23,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:23,033 INFO L225 Difference]: With dead ends: 302 [2020-10-28 16:44:23,033 INFO L226 Difference]: Without dead ends: 243 [2020-10-28 16:44:23,035 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:44:23,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-10-28 16:44:23,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 176. [2020-10-28 16:44:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-10-28 16:44:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 211 transitions. [2020-10-28 16:44:23,110 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 211 transitions. Word has length 57 [2020-10-28 16:44:23,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:23,111 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 211 transitions. [2020-10-28 16:44:23,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:44:23,111 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 211 transitions. [2020-10-28 16:44:23,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 16:44:23,113 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:23,113 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] [2020-10-28 16:44:23,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:44:23,114 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-28 16:44:23,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:23,114 INFO L82 PathProgramCache]: Analyzing trace with hash 38092386, now seen corresponding path program 1 times [2020-10-28 16:44:23,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:23,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219862920] [2020-10-28 16:44:23,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:23,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:23,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:23,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:24,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 16:44:28,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:44:28,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:44:28,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:44:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:44:28,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-28 16:44:28,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,550 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:28,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:28,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:28,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:28,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:28,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:28,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:28,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:44:28,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:44:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:28,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:28,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:44:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:28,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:28,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:44:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:28,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:28,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:28,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:28,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:44:28,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:28,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:44:28,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [219862920] [2020-10-28 16:44:28,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:44:28,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:44:28,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904363711] [2020-10-28 16:44:28,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:44:28,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:28,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:44:28,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:44:28,668 INFO L87 Difference]: Start difference. First operand 176 states and 211 transitions. Second operand 5 states. [2020-10-28 16:44:29,112 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:44:30,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:30,565 INFO L93 Difference]: Finished difference Result 434 states and 576 transitions. [2020-10-28 16:44:30,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:44:30,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-28 16:44:30,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:30,573 INFO L225 Difference]: With dead ends: 434 [2020-10-28 16:44:30,573 INFO L226 Difference]: Without dead ends: 430 [2020-10-28 16:44:30,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:44:30,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-28 16:44:30,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 332. [2020-10-28 16:44:30,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2020-10-28 16:44:30,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 408 transitions. [2020-10-28 16:44:30,693 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 408 transitions. Word has length 60 [2020-10-28 16:44:30,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:30,694 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 408 transitions. [2020-10-28 16:44:30,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:44:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 408 transitions. [2020-10-28 16:44:30,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 16:44:30,698 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:44:30,699 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:44:30,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:44:30,699 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-28 16:44:30,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:44:30,700 INFO L82 PathProgramCache]: Analyzing trace with hash -417174560, now seen corresponding path program 1 times [2020-10-28 16:44:30,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:44:30,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2107445017] [2020-10-28 16:44:30,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:44:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:30,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:30,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:31,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:32,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:35,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:35,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-28 16:44:35,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:44:35,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:35,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,110 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:36,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:44:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:44:36,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:44:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:44:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:36,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:44:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:44:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:44:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:44:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 16:44:36,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:44:36,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 16:44:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:44:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:44:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:36,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:36,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:44:36,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:36,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 16:44:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:44:36,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:44:36,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:44:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:44:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:44:36,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:44:36,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 16:44:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:44:36,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 16:44:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 16:44:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:44:36,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:44:36,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:44:36,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:44:36,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:44:36,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:44:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-28 16:44:36,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2107445017] [2020-10-28 16:44:36,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:44:36,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:44:36,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969900199] [2020-10-28 16:44:36,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:44:36,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:44:36,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:44:36,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:44:36,403 INFO L87 Difference]: Start difference. First operand 332 states and 408 transitions. Second operand 10 states. [2020-10-28 16:44:37,030 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:44:38,290 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:44:38,737 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:44:39,978 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 217 DAG size of output: 210 [2020-10-28 16:44:40,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:44:40,319 INFO L93 Difference]: Finished difference Result 497 states and 655 transitions. [2020-10-28 16:44:40,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:44:40,320 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-10-28 16:44:40,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:44:40,320 INFO L225 Difference]: With dead ends: 497 [2020-10-28 16:44:40,321 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:44:40,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-28 16:44:40,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:44:40,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:44:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:44:40,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:44:40,327 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2020-10-28 16:44:40,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:44:40,328 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:44:40,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:44:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:44:40,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:44:40,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:44:40,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:44:40,449 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:44:42,671 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 220 [2020-10-28 16:44:43,875 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:44:44,466 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-28 16:44:44,793 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:45,471 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-28 16:44:45,801 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:46,034 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-28 16:44:46,377 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:46,739 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:47,104 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:44:47,702 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:44:48,027 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:48,392 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:44:48,692 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:44:49,365 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-28 16:44:49,730 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:44:49,964 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-28 16:44:50,547 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-28 16:44:50,870 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:51,167 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:44:51,501 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:51,880 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:52,466 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-28 16:44:52,773 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 16 [2020-10-28 16:44:53,371 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:44:53,697 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:44:53,703 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:44:53,703 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:44:53,703 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L544(lines 544 548) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 559) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L560(lines 537 561) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 513 568) no Hoare annotation was computed. [2020-10-28 16:44:53,704 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L595-2(lines 595 620) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L621(lines 594 622) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 569 628) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-28 16:44:53,705 INFO L274 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-28 16:44:53,706 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 346 352) the Hoare annotation is: true [2020-10-28 16:44:53,706 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 346 352) no Hoare annotation was computed. [2020-10-28 16:44:53,706 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-28 16:44:53,706 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 353 361) the Hoare annotation is: true [2020-10-28 16:44:53,706 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-28 16:44:53,706 INFO L270 CegarLoopResult]: At program point L449(line 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,706 INFO L270 CegarLoopResult]: At program point L449-1(line 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,706 INFO L274 CegarLoopResult]: For program point L447(lines 447 454) no Hoare annotation was computed. [2020-10-28 16:44:53,707 INFO L274 CegarLoopResult]: For program point L447-1(lines 447 454) no Hoare annotation was computed. [2020-10-28 16:44:53,707 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 437 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,707 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-28 16:44:53,707 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,707 INFO L270 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,707 INFO L270 CegarLoopResult]: At program point L443-1(line 443) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 437 459) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 437 459) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 394 417) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 394 417) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 394 417) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-28 16:44:53,708 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 158 172) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 158 172) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:44:53,709 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 158 172) no Hoare annotation was computed. [2020-10-28 16:44:53,709 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 113 121) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 113 121) the Hoare annotation is: true [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 113 121) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L129(lines 129 137) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L129-2(lines 129 137) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 122 157) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-10-28 16:44:53,710 INFO L274 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 122 157) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 122 157) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 339 345) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 339 345) the Hoare annotation is: true [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 467 512) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point L794(lines 794 814) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:44:53,711 INFO L274 CegarLoopResult]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 804 805) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 811 812) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point L811(lines 811 812) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 780 825) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L274 CegarLoopResult]: For program point L804(lines 804 805) no Hoare annotation was computed. [2020-10-28 16:44:53,712 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 426 436) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,712 INFO L270 CegarLoopResult]: At program point L431(line 431) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 426 436) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 426 436) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 102 112) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 102 112) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 102 112) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 94 101) the Hoare annotation is: true [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 94 101) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 94 101) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-28 16:44:53,713 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 79 85) the Hoare annotation is: true [2020-10-28 16:44:53,714 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,714 INFO L270 CegarLoopResult]: At program point testENTRY(lines 177 242) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-10-28 16:44:53,714 INFO L270 CegarLoopResult]: At program point L223-1(lines 217 230) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point L188(lines 187 234) no Hoare annotation was computed. [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point L217(lines 217 230) no Hoare annotation was computed. [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point testFINAL(lines 177 242) no Hoare annotation was computed. [2020-10-28 16:44:53,714 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-28 16:44:53,714 INFO L274 CegarLoopResult]: For program point L207-1(lines 207 213) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L270 CegarLoopResult]: At program point L232(lines 187 234) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,715 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L270 CegarLoopResult]: At program point L235(lines 186 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point testEXIT(lines 177 242) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 758 759) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point L765(lines 765 766) no Hoare annotation was computed. [2020-10-28 16:44:53,715 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 765 766) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L758(lines 758 759) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L754(lines 754 761) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 734 779) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L748(lines 748 768) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L748-1(lines 748 768) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L270 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L274 CegarLoopResult]: For program point L849(lines 849 859) no Hoare annotation was computed. [2020-10-28 16:44:53,716 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 837 865) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,717 INFO L270 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L845(lines 845 862) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L845-1(lines 837 865) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L270 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 837 865) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L300(lines 300 308) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 292 314) no Hoare annotation was computed. [2020-10-28 16:44:53,717 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 292 314) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 292 314) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 829 836) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 829 836) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 829 836) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 329 338) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 329 338) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 329 338) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point L719(lines 719 730) no Hoare annotation was computed. [2020-10-28 16:44:53,718 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L680-2(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L701(lines 679 702) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L660(lines 660 676) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 631 733) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L720(lines 720 727) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L681(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L712(line 712) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point L677(lines 677 718) no Hoare annotation was computed. [2020-10-28 16:44:53,719 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.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~string9.base| |old(#t~string9.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 86 93) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 86 93) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 86 93) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 315 323) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 315 323) no Hoare annotation was computed. [2020-10-28 16:44:53,720 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 315 323) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 271 282) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 271 282) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point L275-1(lines 271 282) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 283 291) the Hoare annotation is: true [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 283 291) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 283 291) no Hoare annotation was computed. [2020-10-28 16:44:53,721 INFO L270 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-28 16:44:53,722 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-28 16:44:53,722 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,722 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 364 393) no Hoare annotation was computed. [2020-10-28 16:44:53,722 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 364 393) the Hoare annotation is: true [2020-10-28 16:44:53,722 INFO L274 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point L378-1(lines 378 382) the Hoare annotation is: true [2020-10-28 16:44:53,723 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point L374-2(lines 374 388) the Hoare annotation is: true [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: true [2020-10-28 16:44:53,723 INFO L274 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point L389(lines 364 393) the Hoare annotation is: true [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 247 258) the Hoare annotation is: true [2020-10-28 16:44:53,723 INFO L274 CegarLoopResult]: For program point L251-1(lines 247 258) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 247 258) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 418 424) no Hoare annotation was computed. [2020-10-28 16:44:53,723 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 418 424) the Hoare annotation is: true [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,724 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:44:53,724 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 259 270) no Hoare annotation was computed. [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point L263-1(lines 259 270) no Hoare annotation was computed. [2020-10-28 16:44:53,724 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 259 270) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 867 874) no Hoare annotation was computed. [2020-10-28 16:44:53,724 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 867 874) the Hoare annotation is: true [2020-10-28 16:44:53,724 INFO L274 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-10-28 16:44:53,725 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 867 874) no Hoare annotation was computed. [2020-10-28 16:44:53,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:44:53 BoogieIcfgContainer [2020-10-28 16:44:53,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:44:53,744 INFO L168 Benchmark]: Toolchain (without parser) took 55785.92 ms. Allocated memory was 125.8 MB in the beginning and 715.1 MB in the end (delta: 589.3 MB). Free memory was 100.5 MB in the beginning and 537.7 MB in the end (delta: -437.3 MB). Peak memory consumption was 428.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:44:53,744 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 125.8 MB. Free memory is still 88.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:44:53,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.04 ms. Allocated memory is still 125.8 MB. Free memory was 99.9 MB in the beginning and 79.9 MB in the end (delta: 20.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:44:53,746 INFO L168 Benchmark]: Boogie Preprocessor took 148.53 ms. Allocated memory is still 125.8 MB. Free memory was 79.7 MB in the beginning and 76.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:44:53,747 INFO L168 Benchmark]: RCFGBuilder took 1418.28 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 76.0 MB in the beginning and 114.0 MB in the end (delta: -38.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:44:53,748 INFO L168 Benchmark]: TraceAbstraction took 53633.91 ms. Allocated memory was 167.8 MB in the beginning and 715.1 MB in the end (delta: 547.4 MB). Free memory was 113.5 MB in the beginning and 537.7 MB in the end (delta: -424.3 MB). Peak memory consumption was 398.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:44:53,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 125.8 MB. Free memory is still 88.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 571.04 ms. Allocated memory is still 125.8 MB. Free memory was 99.9 MB in the beginning and 79.9 MB in the end (delta: 20.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 148.53 ms. Allocated memory is still 125.8 MB. Free memory was 79.7 MB in the beginning and 76.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1418.28 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 76.0 MB in the beginning and 114.0 MB in the end (delta: -38.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 53633.91 ms. Allocated memory was 167.8 MB in the beginning and 715.1 MB in the end (delta: 547.4 MB). Free memory was 113.5 MB in the beginning and 537.7 MB in the end (delta: -424.3 MB). Peak memory consumption was 398.4 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: 765]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 758]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 804]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: 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: 186]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || (((splverifierCounter <= 0 && 0 <= pumpRunning) && methAndRunningLastTime == 0) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.1s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 403 SDtfs, 720 SDslu, 272 SDs, 0 SdLazy, 1182 SolverSat, 503 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=332occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 224 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 258 PreInvPairs, 303 NumberOfFragments, 922 HoareAnnotationTreeSize, 258 FomulaSimplifications, 113233 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 12518 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 315 NumberOfCodeBlocks, 315 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 310 ConstructedInterpolants, 0 QuantifiedInterpolants, 97500 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 27/29 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...