/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=DEEPEST --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_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:24:55,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:24:55,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:24:55,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:24:55,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:24:55,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:24:55,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:24:55,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:24:55,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:24:55,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:24:55,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:24:55,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:24:55,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:24:55,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:24:55,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:24:55,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:24:55,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:24:55,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:24:55,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:24:55,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:24:55,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:24:55,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:24:55,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:24:55,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:24:55,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:24:55,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:24:55,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:24:55,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:24:55,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:24:55,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:24:55,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:24:55,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:24:55,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:24:55,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:24:55,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:24:55,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:24:55,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:24:55,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:24:55,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:24:55,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:24:55,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:24:55,421 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 [2020-10-27 22:24:55,466 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:24:55,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:24:55,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:24:55,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:24:55,472 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:24:55,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:24:55,472 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:24:55,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:24:55,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:24:55,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:24:55,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:24:55,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:24:55,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:24:55,474 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:24:55,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:24:55,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:24:55,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:24:55,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:24:55,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:24:55,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:24:55,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:24:55,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:24:55,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:24:55,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:24:55,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:24:55,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:24:55,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:24:55,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:24:55,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:24:55,477 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:24:55,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:24:55,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:24:55,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:24:55,984 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:24:55,985 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:24:55,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2020-10-27 22:24:56,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7f634f4c/730097aeeb2049e5b8e61188484c89f4/FLAG9d90f9f40 [2020-10-27 22:24:56,766 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:24:56,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2020-10-27 22:24:56,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7f634f4c/730097aeeb2049e5b8e61188484c89f4/FLAG9d90f9f40 [2020-10-27 22:24:57,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d7f634f4c/730097aeeb2049e5b8e61188484c89f4 [2020-10-27 22:24:57,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:24:57,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:24:57,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:24:57,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:24:57,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:24:57,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6006a8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57, skipping insertion in model container [2020-10-27 22:24:57,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:24:57,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:24:57,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:24:57,497 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:24:57,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:24:57,687 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:24:57,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57 WrapperNode [2020-10-27 22:24:57,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:24:57,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:24:57,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:24:57,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:24:57,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (1/1) ... [2020-10-27 22:24:57,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:24:57,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:24:57,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:24:57,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:24:57,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (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 [2020-10-27 22:24:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:24:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:24:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:24:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:24:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:24:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:24:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:24:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:24:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:24:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:24:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:24:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:24:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:24:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:24:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:24:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:24:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:24:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:24:59,030 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:24:59,031 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:24:59,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:24:59 BoogieIcfgContainer [2020-10-27 22:24:59,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:24:59,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:24:59,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:24:59,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:24:59,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:24:57" (1/3) ... [2020-10-27 22:24:59,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6ea843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:24:59, skipping insertion in model container [2020-10-27 22:24:59,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:24:57" (2/3) ... [2020-10-27 22:24:59,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6ea843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:24:59, skipping insertion in model container [2020-10-27 22:24:59,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:24:59" (3/3) ... [2020-10-27 22:24:59,051 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60.cil.c [2020-10-27 22:24:59,064 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:24:59,070 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:24:59,107 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:24:59,146 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:24:59,147 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:24:59,147 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:24:59,147 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:24:59,147 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:24:59,147 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:24:59,148 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:24:59,148 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:24:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2020-10-27 22:24:59,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:24:59,198 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:24:59,199 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:24:59,199 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]=== [2020-10-27 22:24:59,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:24:59,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1114490453, now seen corresponding path program 1 times [2020-10-27 22:24:59,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:24:59,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [500178248] [2020-10-27 22:24:59,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:24:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:24:59,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:24:59,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:00,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:00,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:01,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:04,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:04,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:25:04,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:25:04,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:25:04,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:25:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:25:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:25:04,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:25:05,020 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:05,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:05,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:05,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:05,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:05,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:05,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:05,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:05,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:25:05,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:05,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:25:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:05,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:05,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:25:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:05,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:05,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:25:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:05,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:05,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:05,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:05,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:05,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:25:05,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:05,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:05,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:05,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:25:05,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [500178248] [2020-10-27 22:25:05,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:05,266 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:25:05,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521752124] [2020-10-27 22:25:05,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:25:05,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:05,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:25:05,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:25:05,291 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 8 states. [2020-10-27 22:25:05,991 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:07,142 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:08,814 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:09,245 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:10,075 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:10,481 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:25:11,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:11,203 INFO L93 Difference]: Finished difference Result 453 states and 595 transitions. [2020-10-27 22:25:11,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:25:11,205 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:25:11,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:11,222 INFO L225 Difference]: With dead ends: 453 [2020-10-27 22:25:11,222 INFO L226 Difference]: Without dead ends: 276 [2020-10-27 22:25:11,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:25:11,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-27 22:25:11,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 241. [2020-10-27 22:25:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-10-27 22:25:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 289 transitions. [2020-10-27 22:25:11,407 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 289 transitions. Word has length 60 [2020-10-27 22:25:11,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:11,408 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 289 transitions. [2020-10-27 22:25:11,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:25:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 289 transitions. [2020-10-27 22:25:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-27 22:25:11,414 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:11,414 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:11,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:25:11,415 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]=== [2020-10-27 22:25:11,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:11,416 INFO L82 PathProgramCache]: Analyzing trace with hash 2080139986, now seen corresponding path program 1 times [2020-10-27 22:25:11,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:11,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1655546184] [2020-10-27 22:25:11,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:11,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:11,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:11,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-27 22:25:11,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:11,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 391 [2020-10-27 22:25:11,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:25:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 22:25:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:25:11,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,215 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:12,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:12,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:12,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:12,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:12,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:12,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:25:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:12,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:25:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:12,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:25:12,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:25:12,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:25:12,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:25:12,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:12,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 22:25:12,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:25:12,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:25:12,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:25:12,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:12,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:25:12,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:12,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:25:12,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:12,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:25:12,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:12,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:12,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:12,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:12,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:25:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 22:25:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:12,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:12,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:12,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:12,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:12,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:12,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:25:12,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1655546184] [2020-10-27 22:25:12,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:12,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:25:12,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628047594] [2020-10-27 22:25:12,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:25:12,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:12,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:25:12,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:25:12,666 INFO L87 Difference]: Start difference. First operand 241 states and 289 transitions. Second operand 9 states. [2020-10-27 22:25:14,507 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:25:14,906 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:25:15,312 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:15,708 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:17,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:17,006 INFO L93 Difference]: Finished difference Result 527 states and 699 transitions. [2020-10-27 22:25:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:25:17,007 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-10-27 22:25:17,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:17,015 INFO L225 Difference]: With dead ends: 527 [2020-10-27 22:25:17,015 INFO L226 Difference]: Without dead ends: 314 [2020-10-27 22:25:17,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:25:17,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-10-27 22:25:17,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 255. [2020-10-27 22:25:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-10-27 22:25:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 309 transitions. [2020-10-27 22:25:17,110 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 309 transitions. Word has length 109 [2020-10-27 22:25:17,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:17,111 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 309 transitions. [2020-10-27 22:25:17,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:25:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 309 transitions. [2020-10-27 22:25:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 22:25:17,114 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:17,114 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:17,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:25:17,115 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]=== [2020-10-27 22:25:17,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:17,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1239628404, now seen corresponding path program 1 times [2020-10-27 22:25:17,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:17,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1988852608] [2020-10-27 22:25:17,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:17,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:17,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:17,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:17,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 761 [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-27 22:25:17,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:17,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,301 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:18,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:18,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:18,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:18,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:18,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:18,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:25:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:25:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:18,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:25:18,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:18,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:25:18,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:18,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:18,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:25:18,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:18,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:25:18,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:18,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:18,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:25:18,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:25:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:18,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:18,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:18,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:18,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:18,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:25:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:18,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:18,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:18,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:18,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:18,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:25:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:25:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:18,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:18,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:18,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:18,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:18,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:18,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:18,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:18,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:25:18,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1988852608] [2020-10-27 22:25:18,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:18,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:25:18,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073993964] [2020-10-27 22:25:18,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:25:18,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:18,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:25:18,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:25:18,629 INFO L87 Difference]: Start difference. First operand 255 states and 309 transitions. Second operand 8 states. [2020-10-27 22:25:20,166 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:20,666 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:21,095 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:22,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:22,450 INFO L93 Difference]: Finished difference Result 546 states and 724 transitions. [2020-10-27 22:25:22,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:25:22,451 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2020-10-27 22:25:22,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:22,455 INFO L225 Difference]: With dead ends: 546 [2020-10-27 22:25:22,456 INFO L226 Difference]: Without dead ends: 319 [2020-10-27 22:25:22,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:25:22,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-10-27 22:25:22,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 259. [2020-10-27 22:25:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-27 22:25:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 313 transitions. [2020-10-27 22:25:22,534 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 313 transitions. Word has length 104 [2020-10-27 22:25:22,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:22,534 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 313 transitions. [2020-10-27 22:25:22,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:25:22,535 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 313 transitions. [2020-10-27 22:25:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 22:25:22,537 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:22,537 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:22,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:25:22,538 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]=== [2020-10-27 22:25:22,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:22,539 INFO L82 PathProgramCache]: Analyzing trace with hash -1922148299, now seen corresponding path program 1 times [2020-10-27 22:25:22,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:22,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1232875493] [2020-10-27 22:25:22,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:22,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:23,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:23,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 158 [2020-10-27 22:25:23,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1427 [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:25:23,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,386 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:24,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:25:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:25:24,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:25:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:25:24,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:24,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:24,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:24,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:24,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:24,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:24,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:24,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:24,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:25:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:24,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:25:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:24,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:24,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:24,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:25:24,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1232875493] [2020-10-27 22:25:24,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:24,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:25:24,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508348003] [2020-10-27 22:25:24,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:25:24,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:24,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:25:24,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:25:24,621 INFO L87 Difference]: Start difference. First operand 259 states and 313 transitions. Second operand 6 states. [2020-10-27 22:25:25,391 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:27,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:27,112 INFO L93 Difference]: Finished difference Result 460 states and 565 transitions. [2020-10-27 22:25:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:25:27,113 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2020-10-27 22:25:27,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:27,116 INFO L225 Difference]: With dead ends: 460 [2020-10-27 22:25:27,116 INFO L226 Difference]: Without dead ends: 284 [2020-10-27 22:25:27,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:25:27,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-10-27 22:25:27,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 241. [2020-10-27 22:25:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-10-27 22:25:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 281 transitions. [2020-10-27 22:25:27,175 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 281 transitions. Word has length 104 [2020-10-27 22:25:27,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:27,175 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 281 transitions. [2020-10-27 22:25:27,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:25:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 281 transitions. [2020-10-27 22:25:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-27 22:25:27,177 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:27,177 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:27,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:25:27,178 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]=== [2020-10-27 22:25:27,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:27,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1434725099, now seen corresponding path program 1 times [2020-10-27 22:25:27,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:27,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [312136379] [2020-10-27 22:25:27,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:27,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:27,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:27,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-27 22:25:27,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:27,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 675 [2020-10-27 22:25:27,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:27,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:25:27,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:27,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-27 22:25:27,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,294 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:28,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:25:28,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:28,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:28,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:25:28,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:25:28,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:25:28,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:28,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:25:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:28,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:28,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:25:28,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:25:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:25:28,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:25:28,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:28,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:25:28,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:25:28,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:25:28,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:28,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:28,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:25:28,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:28,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:28,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:25:28,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:28,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:25:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:28,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 22:25:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:28,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:28,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:28,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:28,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:25:28,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [312136379] [2020-10-27 22:25:28,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:28,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:25:28,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752494576] [2020-10-27 22:25:28,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:25:28,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:28,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:25:28,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:25:28,680 INFO L87 Difference]: Start difference. First operand 241 states and 281 transitions. Second operand 7 states. [2020-10-27 22:25:29,257 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:25:30,113 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:25:33,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:33,213 INFO L93 Difference]: Finished difference Result 712 states and 906 transitions. [2020-10-27 22:25:33,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:25:33,214 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 109 [2020-10-27 22:25:33,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:33,219 INFO L225 Difference]: With dead ends: 712 [2020-10-27 22:25:33,220 INFO L226 Difference]: Without dead ends: 499 [2020-10-27 22:25:33,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:25:33,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2020-10-27 22:25:33,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 452. [2020-10-27 22:25:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2020-10-27 22:25:33,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 539 transitions. [2020-10-27 22:25:33,327 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 539 transitions. Word has length 109 [2020-10-27 22:25:33,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:33,328 INFO L481 AbstractCegarLoop]: Abstraction has 452 states and 539 transitions. [2020-10-27 22:25:33,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:25:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 539 transitions. [2020-10-27 22:25:33,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-27 22:25:33,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:33,331 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:33,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:25:33,331 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-27 22:25:33,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:33,332 INFO L82 PathProgramCache]: Analyzing trace with hash -104704965, now seen corresponding path program 1 times [2020-10-27 22:25:33,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:33,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1487683080] [2020-10-27 22:25:33,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:33,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:33,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-27 22:25:35,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:25:35,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1966 [2020-10-27 22:25:35,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:25:35,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:25:35,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-27 22:25:35,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,783 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:35,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:35,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:25:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:25:35,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:25:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:35,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:35,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:25:35,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:35,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:35,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 22:25:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:25:35,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:25:35,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:35,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:25:35,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:35,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:35,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:25:35,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:35,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:35,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:35,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:35,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:35,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:35,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:25:35,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:35,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:35,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:36,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:25:36,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:36,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:36,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:36,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:36,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:36,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:36,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:36,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:36,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:36,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:36,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:36,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:25:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:36,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:36,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:36,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 22:25:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:36,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:36,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:25:36,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:36,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:36,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:25:36,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1487683080] [2020-10-27 22:25:36,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:25:36,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:25:36,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562207304] [2020-10-27 22:25:36,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:25:36,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:36,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:25:36,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:25:36,084 INFO L87 Difference]: Start difference. First operand 452 states and 539 transitions. Second operand 12 states. [2020-10-27 22:25:36,852 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:25:38,228 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:25:38,706 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:25:39,257 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:40,542 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:41,017 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:41,479 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:43,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:25:43,652 INFO L93 Difference]: Finished difference Result 919 states and 1167 transitions. [2020-10-27 22:25:43,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:25:43,653 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 113 [2020-10-27 22:25:43,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:25:43,660 INFO L225 Difference]: With dead ends: 919 [2020-10-27 22:25:43,661 INFO L226 Difference]: Without dead ends: 574 [2020-10-27 22:25:43,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-27 22:25:43,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2020-10-27 22:25:43,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 507. [2020-10-27 22:25:43,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2020-10-27 22:25:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 609 transitions. [2020-10-27 22:25:43,778 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 609 transitions. Word has length 113 [2020-10-27 22:25:43,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:25:43,779 INFO L481 AbstractCegarLoop]: Abstraction has 507 states and 609 transitions. [2020-10-27 22:25:43,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:25:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 609 transitions. [2020-10-27 22:25:43,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-27 22:25:43,782 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:25:43,783 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:25:43,783 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:25:43,783 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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]=== [2020-10-27 22:25:43,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:25:43,784 INFO L82 PathProgramCache]: Analyzing trace with hash 506566847, now seen corresponding path program 1 times [2020-10-27 22:25:43,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:25:43,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1645132287] [2020-10-27 22:25:43,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:25:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:43,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:43,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:44,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:44,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:44,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:48,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-27 22:25:48,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:25:48,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,261 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:25:49,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 22:25:49,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:25:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:49,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:25:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:49,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:25:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:25:49,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:25:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:25:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:25:49,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:25:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 22:25:49,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:25:49,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:49,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:49,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:25:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:25:49,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:25:49,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:25:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:25:49,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:25:49,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:25:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:25:49,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:25:49,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:25:49,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:25:49,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:25:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 22:25:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:25:49,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:25:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:25:49,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:25:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:25:49,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:25:49,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:25:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:25:49,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:25:49,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:25:49,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:25:49,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:25:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:25:49,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:25:49,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 22:25:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:49,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 22:25:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:49,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:49,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:25:49,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 22:25:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:25:49,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:25:49,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:25:49,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:25:49,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:25:49,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:25:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 22:25:49,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1645132287] [2020-10-27 22:25:49,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:25:49,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:25:49,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780776350] [2020-10-27 22:25:49,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:25:49,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:25:49,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:25:49,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:25:49,750 INFO L87 Difference]: Start difference. First operand 507 states and 609 transitions. Second operand 12 states. [2020-10-27 22:25:50,640 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:25:51,602 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:25:52,114 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:25:52,588 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:25:53,149 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:25:53,642 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:25:54,254 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:55,573 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:56,586 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:25:57,282 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:58,197 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:25:58,800 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:25:59,219 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:25:59,764 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:26:00,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:26:00,784 INFO L93 Difference]: Finished difference Result 1100 states and 1371 transitions. [2020-10-27 22:26:00,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-27 22:26:00,792 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 149 [2020-10-27 22:26:00,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:26:00,793 INFO L225 Difference]: With dead ends: 1100 [2020-10-27 22:26:00,793 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:26:00,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 508 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=532, Invalid=1448, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 22:26:00,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:26:00,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:26:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:26:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:26:00,798 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2020-10-27 22:26:00,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:26:00,799 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:26:00,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:26:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:26:00,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:26:00,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:26:00,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:26:02,249 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 256 [2020-10-27 22:26:03,553 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 238 [2020-10-27 22:26:05,412 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 250 [2020-10-27 22:26:06,035 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-10-27 22:26:06,348 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 251 [2020-10-27 22:26:06,664 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 251 [2020-10-27 22:26:08,312 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 11 [2020-10-27 22:26:08,633 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:26:09,159 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 27 [2020-10-27 22:26:09,874 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 29 [2020-10-27 22:26:10,197 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:26:10,538 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 22:26:10,853 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-27 22:26:11,149 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:26:11,481 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:26:12,408 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 30 [2020-10-27 22:26:12,721 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:26:13,086 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:13,493 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 27 [2020-10-27 22:26:13,792 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:26:14,138 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 22:26:15,393 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-27 22:26:15,765 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:26:17,203 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-27 22:26:17,506 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:26:17,866 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-27 22:26:19,133 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 176 DAG size of output: 22 [2020-10-27 22:26:19,457 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 22:26:19,772 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:26:20,097 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:20,579 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-10-27 22:26:20,900 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:22,073 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 173 DAG size of output: 21 [2020-10-27 22:26:22,391 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-27 22:26:23,601 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 185 DAG size of output: 22 [2020-10-27 22:26:24,505 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 11 [2020-10-27 22:26:24,958 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 27 [2020-10-27 22:26:25,526 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 13 [2020-10-27 22:26:26,005 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-10-27 22:26:26,615 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:26:26,943 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:27,413 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-10-27 22:26:28,598 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 190 DAG size of output: 40 [2020-10-27 22:26:29,235 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 18 [2020-10-27 22:26:29,621 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-27 22:26:29,928 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 16 [2020-10-27 22:26:30,239 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:26:30,545 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:26:30,868 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:31,183 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:31,512 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:26:32,448 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 25 [2020-10-27 22:26:33,125 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:26:33,484 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:26:33,820 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 7 [2020-10-27 22:26:34,704 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-27 22:26:36,016 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 179 DAG size of output: 25 [2020-10-27 22:26:36,021 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:26:36,021 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point L503-1(lines 503 507) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 472 527) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point L497-2(lines 497 518) no Hoare annotation was computed. [2020-10-27 22:26:36,022 INFO L274 CegarLoopResult]: For program point L519(lines 496 520) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 472 527) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 472 527) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point L573-1(line 573) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 528 587) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point L560-1(lines 560 564) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 528 587) no Hoare annotation was computed. [2020-10-27 22:26:36,023 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 528 587) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point L554-2(lines 554 579) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point L580(lines 553 581) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 904 910) the Hoare annotation is: true [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 904 910) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 911 919) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 911 919) the Hoare annotation is: true [2020-10-27 22:26:36,024 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 911 919) no Hoare annotation was computed. [2020-10-27 22:26:36,024 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 372 379) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (<= 0 ~pumpRunning~0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 372 379) no Hoare annotation was computed. [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 372 379) no Hoare annotation was computed. [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-27 22:26:36,025 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 380 389) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 380 389) no Hoare annotation was computed. [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 380 389) no Hoare annotation was computed. [2020-10-27 22:26:36,025 INFO L270 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0))) (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:26:36,025 INFO L274 CegarLoopResult]: For program point L403(lines 403 409) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point L402(lines 402 412) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 390 418) the Hoare annotation is: true [2020-10-27 22:26:36,026 INFO L270 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point L400-1(line 400) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point L398-1(lines 390 418) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L277 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: true [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 390 418) no Hoare annotation was computed. [2020-10-27 22:26:36,026 INFO L274 CegarLoopResult]: For program point L396-1(line 396) no Hoare annotation was computed. [2020-10-27 22:26:36,027 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 862 884) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,027 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 862 884) no Hoare annotation was computed. [2020-10-27 22:26:36,027 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 862 884) no Hoare annotation was computed. [2020-10-27 22:26:36,027 INFO L270 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,027 INFO L270 CegarLoopResult]: At program point L874-1(line 874) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,027 INFO L274 CegarLoopResult]: For program point L872(lines 872 879) no Hoare annotation was computed. [2020-10-27 22:26:36,027 INFO L274 CegarLoopResult]: For program point L872-1(lines 872 879) no Hoare annotation was computed. [2020-10-27 22:26:36,027 INFO L274 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L270 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,028 INFO L270 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,028 INFO L270 CegarLoopResult]: At program point L868-1(line 868) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 817 840) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 817 840) no Hoare annotation was computed. [2020-10-27 22:26:36,028 INFO L274 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 817 840) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-27 22:26:36,029 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 273 287) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L270 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:26:36,030 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 273 287) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point L277(lines 277 283) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 273 287) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 190 198) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 190 198) the Hoare annotation is: true [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 190 198) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 254 272) the Hoare annotation is: true [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-27 22:26:36,030 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 254 272) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L277 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: true [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L263-2(lines 263 267) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 254 272) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L218(lines 218 226) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 199 234) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L206(lines 206 214) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 199 234) no Hoare annotation was computed. [2020-10-27 22:26:36,031 INFO L274 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 199 234) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 897 903) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 897 903) the Hoare annotation is: true [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 426 471) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 426 471) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 426 471) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point L763(lines 763 764) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 739 784) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point L759(lines 759 766) no Hoare annotation was computed. [2020-10-27 22:26:36,032 INFO L274 CegarLoopResult]: For program point L753(lines 753 773) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point L753-1(lines 753 773) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 763 764) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 770 771) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 739 784) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 739 784) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point L770(lines 770 771) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 848 858) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 848 858) no Hoare annotation was computed. [2020-10-27 22:26:36,033 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 848 858) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L270 CegarLoopResult]: At program point L853(line 853) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,034 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 179 189) the Hoare annotation is: true [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 179 189) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L277 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: true [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 179 189) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 171 178) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)))) [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 171 178) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 171 178) no Hoare annotation was computed. [2020-10-27 22:26:36,034 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 1009 1022) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1019) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 1009 1022) the Hoare annotation is: true [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 1009 1022) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point L128(lines 128 136) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L270 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point L126-1(line 126) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point L124(lines 124 141) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 120 144) no Hoare annotation was computed. [2020-10-27 22:26:36,035 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 120 144) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:26:36,035 INFO L270 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:26:36,035 INFO L274 CegarLoopResult]: For program point L139-1(lines 120 144) no Hoare annotation was computed. [2020-10-27 22:26:36,036 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:26:36,036 INFO L270 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:26:36,036 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 86 92) no Hoare annotation was computed. [2020-10-27 22:26:36,036 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 86 92) the Hoare annotation is: true [2020-10-27 22:26:36,036 INFO L274 CegarLoopResult]: For program point L320(lines 320 326) no Hoare annotation was computed. [2020-10-27 22:26:36,036 INFO L270 CegarLoopResult]: At program point testENTRY(lines 300 367) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:26:36,036 INFO L274 CegarLoopResult]: For program point L320-1(lines 320 326) no Hoare annotation was computed. [2020-10-27 22:26:36,036 INFO L274 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-10-27 22:26:36,036 INFO L274 CegarLoopResult]: For program point testFINAL(lines 300 367) no Hoare annotation was computed. [2020-10-27 22:26:36,037 INFO L270 CegarLoopResult]: At program point L360(lines 309 361) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-27 22:26:36,037 INFO L270 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,037 INFO L274 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-27 22:26:36,037 INFO L270 CegarLoopResult]: At program point L348-1(lines 340 355) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,037 INFO L274 CegarLoopResult]: For program point L311(lines 310 359) no Hoare annotation was computed. [2020-10-27 22:26:36,037 INFO L270 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,037 INFO L274 CegarLoopResult]: For program point L340(lines 340 355) no Hoare annotation was computed. [2020-10-27 22:26:36,037 INFO L270 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point L330-1(lines 330 336) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L270 CegarLoopResult]: At program point L357(lines 310 359) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point testEXIT(lines 300 367) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 717 718) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 724 725) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 693 738) no Hoare annotation was computed. [2020-10-27 22:26:36,038 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 693 738) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point L724(lines 724 725) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 693 738) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point L717(lines 717 718) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point L713(lines 713 720) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point L707(lines 707 727) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point L707-1(lines 707 727) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 145 152) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 145 152) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 145 152) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 1023 1031) no Hoare annotation was computed. [2020-10-27 22:26:36,039 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 1023 1031) the Hoare annotation is: true [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 1023 1031) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point L985(lines 985 993) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 977 999) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point L985-2(lines 985 993) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 977 999) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 977 999) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point L640(lines 639 659) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 590 692) no Hoare annotation was computed. [2020-10-27 22:26:36,040 INFO L274 CegarLoopResult]: For program point L671-1(line 671) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L636(lines 636 677) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L678(lines 678 689) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 590 692) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L639-2(lines 639 659) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L660(lines 638 661) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 590 692) no Hoare annotation was computed. [2020-10-27 22:26:36,041 INFO L274 CegarLoopResult]: For program point L619(lines 619 635) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point L679(lines 679 686) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 887 896) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 887 896) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 887 896) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,042 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string82.offset| |old(#t~string82.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string82.base| |old(#t~string82.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:26:36,042 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point L161(lines 161 167) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 154 170) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 154 170) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:26:36,043 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point L165-1(lines 154 170) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-27 22:26:36,043 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L277 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: true [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 1000 1008) the Hoare annotation is: true [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 1000 1008) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 1000 1008) no Hoare annotation was computed. [2020-10-27 22:26:36,044 INFO L274 CegarLoopResult]: For program point L960-1(lines 956 967) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 956 967) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 956 967) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 968 976) the Hoare annotation is: true [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 968 976) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 968 976) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L274 CegarLoopResult]: For program point L64(lines 62 84) no Hoare annotation was computed. [2020-10-27 22:26:36,045 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 59 85) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and .cse2 .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and .cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse3) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2020-10-27 22:26:36,046 INFO L270 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse3 .cse1 .cse2)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse1) (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:26:36,046 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 59 85) no Hoare annotation was computed. [2020-10-27 22:26:36,046 INFO L270 CegarLoopResult]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (<= ~waterLevel~0 2))) (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse7 (and .cse8 (<= 2 ~waterLevel~0) .cse2))) (and (or .cse0 (= |old(~switchedOnBeforeTS~0)| 0) (and .cse1 .cse2 .cse3) (and .cse4 .cse2) .cse5) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 0)) .cse3) (and .cse6 .cse4 .cse2) .cse7) (or .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (and .cse8 .cse6 .cse1 .cse3) (not (<= 0 |old(~pumpRunning~0)|)) .cse7)))) [2020-10-27 22:26:36,046 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 59 85) no Hoare annotation was computed. [2020-10-27 22:26:36,046 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2020-10-27 22:26:36,046 INFO L274 CegarLoopResult]: For program point L66(lines 62 84) no Hoare annotation was computed. [2020-10-27 22:26:36,046 INFO L274 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-10-27 22:26:36,046 INFO L277 CegarLoopResult]: At program point L801-1(lines 801 805) the Hoare annotation is: true [2020-10-27 22:26:36,047 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 787 816) no Hoare annotation was computed. [2020-10-27 22:26:36,047 INFO L274 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-10-27 22:26:36,047 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 787 816) the Hoare annotation is: true [2020-10-27 22:26:36,047 INFO L277 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: true [2020-10-27 22:26:36,047 INFO L277 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-10-27 22:26:36,047 INFO L274 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-10-27 22:26:36,047 INFO L277 CegarLoopResult]: At program point L812(lines 787 816) the Hoare annotation is: true [2020-10-27 22:26:36,047 INFO L274 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-10-27 22:26:36,047 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 932 943) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 0)) [2020-10-27 22:26:36,047 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 932 943) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point L936-1(lines 932 943) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 841 847) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 841 847) the Hoare annotation is: true [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:26:36,048 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 288 295) no Hoare annotation was computed. [2020-10-27 22:26:36,048 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 288 295) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1) (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:26:36,048 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 288 295) no Hoare annotation was computed. [2020-10-27 22:26:36,049 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 94 118) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:26:36,049 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 94 118) no Hoare annotation was computed. [2020-10-27 22:26:36,049 INFO L270 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:26:36,049 INFO L274 CegarLoopResult]: For program point L113-1(lines 94 118) no Hoare annotation was computed. [2020-10-27 22:26:36,049 INFO L270 CegarLoopResult]: At program point L108(line 108) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) .cse1))) [2020-10-27 22:26:36,049 INFO L270 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:26:36,049 INFO L274 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-10-27 22:26:36,049 INFO L270 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point L100-1(line 100) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point L98(lines 98 115) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 944 955) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 944 955) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point L948-1(lines 944 955) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 921 928) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-10-27 22:26:36,050 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 921 928) the Hoare annotation is: true [2020-10-27 22:26:36,050 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 921 928) no Hoare annotation was computed. [2020-10-27 22:26:36,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:26:36 BoogieIcfgContainer [2020-10-27 22:26:36,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:26:36,071 INFO L168 Benchmark]: Toolchain (without parser) took 98977.95 ms. Allocated memory was 167.8 MB in the beginning and 690.0 MB in the end (delta: 522.2 MB). Free memory was 141.7 MB in the beginning and 381.1 MB in the end (delta: -239.4 MB). Peak memory consumption was 426.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:26:36,072 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 167.8 MB. Free memory is still 140.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:26:36,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.20 ms. Allocated memory is still 167.8 MB. Free memory was 140.9 MB in the beginning and 118.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:26:36,073 INFO L168 Benchmark]: Boogie Preprocessor took 90.69 ms. Allocated memory is still 167.8 MB. Free memory was 118.2 MB in the beginning and 114.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:26:36,073 INFO L168 Benchmark]: RCFGBuilder took 1256.27 ms. Allocated memory is still 167.8 MB. Free memory was 114.1 MB in the beginning and 56.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 58.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:26:36,074 INFO L168 Benchmark]: TraceAbstraction took 97029.23 ms. Allocated memory was 167.8 MB in the beginning and 690.0 MB in the end (delta: 522.2 MB). Free memory was 56.3 MB in the beginning and 381.1 MB in the end (delta: -324.8 MB). Peak memory consumption was 341.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:26:36,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 167.8 MB. Free memory is still 140.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 588.20 ms. Allocated memory is still 167.8 MB. Free memory was 140.9 MB in the beginning and 118.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 90.69 ms. Allocated memory is still 167.8 MB. Free memory was 118.2 MB in the beginning and 114.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1256.27 ms. Allocated memory is still 167.8 MB. Free memory was 114.1 MB in the beginning and 56.8 MB in the end (delta: 57.2 MB). Peak memory consumption was 58.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 97029.23 ms. Allocated memory was 167.8 MB in the beginning and 690.0 MB in the end (delta: 522.2 MB). Free memory was 56.3 MB in the beginning and 381.1 MB in the end (delta: -324.8 MB). Peak memory consumption was 341.0 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: 724]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 717]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 763]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 770]: 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: 310]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || (((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0)) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || ((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && waterLevel <= 2) - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 274 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 61.6s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 39.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1214 SDtfs, 2364 SDslu, 1490 SDs, 0 SdLazy, 6188 SolverSat, 1753 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 406 GetRequests, 276 SyntacticMatches, 3 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 18.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=507occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 311 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 1065 PreInvPairs, 1206 NumberOfFragments, 1828 HoareAnnotationTreeSize, 1065 FomulaSimplifications, 4871357 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 73 FomulaSimplificationsInter, 120893 FormulaSimplificationTreeSizeReductionInter, 28.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.4s InterpolantComputationTime, 748 NumberOfCodeBlocks, 748 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 741 ConstructedInterpolants, 0 QuantifiedInterpolants, 279775 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 49/52 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...